The Number

399970

Three Hundred and Ninety-Nine Thousand Nine Hundred and Seventy

In Base 21 Unovigesimal Is

213k421

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Three Hundred and Ninety-Nine Thousand Nine Hundred and Seventy in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

399967
213k121
Three Hundred and Ninety-Nine Thousand Nine Hundred and Sixty-Seven in Base 21 Unovigesimal
399968
213k221
Three Hundred and Ninety-Nine Thousand Nine Hundred and Sixty-Eight in Base 21 Unovigesimal
399969
213k321
Three Hundred and Ninety-Nine Thousand Nine Hundred and Sixty-Nine in Base 21 Unovigesimal
399971
213k521
Three Hundred and Ninety-Nine Thousand Nine Hundred and Seventy-One in Base 21 Unovigesimal
399972
213k621
Three Hundred and Ninety-Nine Thousand Nine Hundred and Seventy-Two in Base 21 Unovigesimal
399973
213k721
Three Hundred and Ninety-Nine Thousand Nine Hundred and Seventy-Three in Base 21 Unovigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

3.99970e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a4915136c13a21

The reciprocal of 399970 in Base 21 Unovigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 213k421 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Three hundred and ninety-nine thousand nine hundred and seventy is a composite number with 32 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Three hundred and ninety-nine thousand nine hundred and seventy is a composite number with 32 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number three hundred and ninety-nine thousand nine hundred and seventy has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2211 · 5211 · 12211 · 1g211 · 25211 = 213k421

Base Conversions

The number three hundred and ninety-nine thousand nine hundred and seventy in 35 different bases