The Number

42645

Forty-Two Thousand Six Hundred and Forty-Five

In Base 31 Untrigesimal Is

1dbk31

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

For more familiar numbers: See Forty-Two Thousand Six Hundred and Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

42642
1dbh31
Forty-Two Thousand Six Hundred and Forty-Two in Base 31 Untrigesimal
42643
1dbi31
Forty-Two Thousand Six Hundred and Forty-Three in Base 31 Untrigesimal
42644
1dbj31
Forty-Two Thousand Six Hundred and Forty-Four in Base 31 Untrigesimal
42646
1dbl31
Forty-Two Thousand Six Hundred and Forty-Six in Base 31 Untrigesimal
42647
1dbm31
Forty-Two Thousand Six Hundred and Forty-Seven in Base 31 Untrigesimal
42648
1dbn31
Forty-Two Thousand Six Hundred and Forty-Eight in Base 31 Untrigesimal

Scientific Notation

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

4.2645e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000lkadfppooap31

The reciprocal of 42645 in Base 31 Untrigesimal.

Palindrome?

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

The number 1dbk31 is not a palindrome.

Not A Prime Number

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

Forty-two thousand six hundred and forty-five 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.

Forty-two thousand six hundred and forty-five 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 forty-two thousand six hundred and forty-five has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
2843
2tm31
Two Thousand Eight Hundred and Forty-Three in Base 31 Untrigesimal

Prime Factorization

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

3311 · 5311 · 2tm311 = 1dbk31

Base Conversions

The number forty-two thousand six hundred and forty-five in 35 different bases