The Number

42357

Forty-Two Thousand Three Hundred and Fifty-Seven

In Base 21 Unovigesimal Is

4c1021

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

For more familiar numbers: See Forty-Two Thousand Three Hundred and Fifty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

42354
4c0i21
Forty-Two Thousand Three Hundred and Fifty-Four in Base 21 Unovigesimal
42355
4c0j21
Forty-Two Thousand Three Hundred and Fifty-Five in Base 21 Unovigesimal
42356
4c0k21
Forty-Two Thousand Three Hundred and Fifty-Six in Base 21 Unovigesimal
42358
4c1121
Forty-Two Thousand Three Hundred and Fifty-Eight in Base 21 Unovigesimal
42359
4c1221
Forty-Two Thousand Three Hundred and Fifty-Nine in Base 21 Unovigesimal
42360
4c1321
Forty-Two Thousand Three Hundred and Sixty in Base 21 Unovigesimal

Scientific Notation

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

4.2357e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004c8hd37d0k28h21

The reciprocal of 42357 in Base 21 Unovigesimal.

Palindrome?

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

The number 4c1021 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 three hundred and fifty-seven 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.

Forty-two thousand three hundred and fifty-seven 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 three hundred and fifty-seven has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
2017
4c121
Two Thousand and Seventeen 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 · 7211 · 4c1211 = 4c1021

Base Conversions

The number forty-two thousand three hundred and fifty-seven in 35 different bases