The Number

385215

Three Hundred and Eighty-Five Thousand Two Hundred and Fifteen

In Base 21 Unovigesimal Is

1kcac21

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

For more familiar numbers: See Three Hundred and Eighty-Five Thousand Two Hundred and Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

385212
1kca921
Three Hundred and Eighty-Five Thousand Two Hundred and Twelve in Base 21 Unovigesimal
385213
1kcaa21
Three Hundred and Eighty-Five Thousand Two Hundred and Thirteen in Base 21 Unovigesimal
385214
1kcab21
Three Hundred and Eighty-Five Thousand Two Hundred and Fourteen in Base 21 Unovigesimal
385216
1kcad21
Three Hundred and Eighty-Five Thousand Two Hundred and Sixteen in Base 21 Unovigesimal
385217
1kcae21
Three Hundred and Eighty-Five Thousand Two Hundred and Seventeen in Base 21 Unovigesimal
385218
1kcaf21
Three Hundred and Eighty-Five Thousand Two Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

3.85215e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000acdb7cbd700121

The reciprocal of 385215 in Base 21 Unovigesimal.

Palindrome?

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

The number 1kcac21 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 eighty-five thousand two hundred and fifteen is a composite number with 16 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 eighty-five thousand two hundred and fifteen is a composite number with 16 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 eighty-five thousand two hundred and fifteen has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
61
2j21
Sixty-One in Base 21 Unovigesimal
421
k121
Four Hundred and Twenty-One in Base 21 Unovigesimal

Prime Factorization

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

3211 · 5211 · 2j211 · k1211 = 1kcac21

Base Conversions

The number three hundred and eighty-five thousand two hundred and fifteen in 35 different bases