The Number

128042

One Hundred and Twenty-Eight Thousand and Forty-Two

In Base 31 Untrigesimal Is

497c31

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

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

Nearby Numbers

Positive, nonzero integers within three units

128039
497931
One Hundred and Twenty-Eight Thousand and Thirty-Nine in Base 31 Untrigesimal
128040
497a31
One Hundred and Twenty-Eight Thousand and Forty in Base 31 Untrigesimal
128041
497b31
One Hundred and Twenty-Eight Thousand and Forty-One in Base 31 Untrigesimal
128043
497d31
One Hundred and Twenty-Eight Thousand and Forty-Three in Base 31 Untrigesimal
128044
497e31
One Hundred and Twenty-Eight Thousand and Forty-Four in Base 31 Untrigesimal
128045
497f31
One Hundred and Twenty-Eight Thousand and Forty-Five in Base 31 Untrigesimal

Scientific Notation

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

1.28042e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00076iaoi0a7i831

The reciprocal of 128042 in Base 31 Untrigesimal.

Palindrome?

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

The number 497c31 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 twenty-eight thousand and forty-two is a composite number with 8 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 twenty-eight thousand and forty-two 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 one hundred and twenty-eight thousand and forty-two has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
73
2b31
Seventy-Three in Base 31 Untrigesimal
877
s931
Eight Hundred and Seventy-Seven in Base 31 Untrigesimal

Prime Factorization

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

2311 · 2b311 · s9311 = 497c31

Base Conversions

The number one hundred and twenty-eight thousand and forty-two in 35 different bases