The Number

221439

Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Nine

In Base 21 Unovigesimal Is

12j2f21

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

For more familiar numbers: See Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221436
12j2c21
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Six in Base 21 Unovigesimal
221437
12j2d21
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Seven in Base 21 Unovigesimal
221438
12j2e21
Two Hundred and Twenty-One Thousand Four Hundred and Thirty-Eight in Base 21 Unovigesimal
221440
12j2g21
Two Hundred and Twenty-One Thousand Four Hundred and Forty in Base 21 Unovigesimal
221441
12j2h21
Two Hundred and Twenty-One Thousand Four Hundred and Forty-One in Base 21 Unovigesimal
221442
12j2i21
Two Hundred and Twenty-One Thousand Four Hundred and Forty-Two in Base 21 Unovigesimal

Scientific Notation

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

2.21439e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i96bi53fcd3921

The reciprocal of 221439 in Base 21 Unovigesimal.

Palindrome?

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

The number 12j2f21 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand four hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand four hundred and thirty-nine is a composite number with 8 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 two hundred and twenty-one thousand four hundred and thirty-nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
223
ad21
Two Hundred and Twenty-Three in Base 21 Unovigesimal
331
fg21
Three Hundred and Thirty-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 · ad211 · fg211 = 12j2f21

Base Conversions

The number two hundred and twenty-one thousand four hundred and thirty-nine in 35 different bases