The Number

138420

One Hundred and Thirty-Eight Thousand Four Hundred and Twenty

In Base 31 Untrigesimal Is

4k1531

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

138417
4k1231
One Hundred and Thirty-Eight Thousand Four Hundred and Seventeen in Base 31 Untrigesimal
138418
4k1331
One Hundred and Thirty-Eight Thousand Four Hundred and Eightteen in Base 31 Untrigesimal
138419
4k1431
One Hundred and Thirty-Eight Thousand Four Hundred and Nineteen in Base 31 Untrigesimal
138421
4k1631
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-One in Base 31 Untrigesimal
138422
4k1731
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-Two in Base 31 Untrigesimal
138423
4k1831
One Hundred and Thirty-Eight Thousand Four Hundred and Twenty-Three in Base 31 Untrigesimal

Scientific Notation

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

1.38420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0006kpkq2ncdmti31

The reciprocal of 138420 in Base 31 Untrigesimal.

Palindrome?

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

The number 4k1531 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-eight thousand four hundred and twenty is a composite number with 36 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand four hundred and twenty is a composite number with 36 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 one hundred and thirty-eight thousand four hundred and twenty has the following 4 prime factors:

2
231
Two in Base 31 Untrigesimal
3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
769
op31
Seven Hundred and Sixty-Nine in Base 31 Untrigesimal

Prime Factorization

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

2312 · 3312 · 5311 · op311 = 4k1531

Base Conversions

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