The Number

42645

Forty-Two Thousand Six Hundred and Forty-Five

In Base 25 Pentavigesimal Is

2i5k25

The numbers with a 25 subscript use Base 25 Pentavigesimal 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
2i5h25
Forty-Two Thousand Six Hundred and Forty-Two in Base 25 Pentavigesimal
42643
2i5i25
Forty-Two Thousand Six Hundred and Forty-Three in Base 25 Pentavigesimal
42644
2i5j25
Forty-Two Thousand Six Hundred and Forty-Four in Base 25 Pentavigesimal
42646
2i5l25
Forty-Two Thousand Six Hundred and Forty-Six in Base 25 Pentavigesimal
42647
2i5m25
Forty-Two Thousand Six Hundred and Forty-Seven in Base 25 Pentavigesimal
42648
2i5n25
Forty-Two Thousand Six Hundred and Forty-Eight in Base 25 Pentavigesimal

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.

0.00093onkh53ijnc25

The reciprocal of 42645 in Base 25 Pentavigesimal.

Palindrome?

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

The number 2i5k25 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 25 Pentavigesimal

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
325
Three in Base 25 Pentavigesimal
5
525
Five in Base 25 Pentavigesimal
2843
4di25
Two Thousand Eight Hundred and Forty-Three in Base 25 Pentavigesimal

Prime Factorization

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

3251 · 5251 · 4di251 = 2i5k25

Base Conversions

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