The Number

42857

Forty-Two Thousand Eight Hundred and Fifty-Seven

In Base 31 Untrigesimal Is

1dif31

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

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

Nearby Numbers

Positive, nonzero integers within three units

42854
1dic31
Forty-Two Thousand Eight Hundred and Fifty-Four in Base 31 Untrigesimal
42855
1did31
Forty-Two Thousand Eight Hundred and Fifty-Five in Base 31 Untrigesimal
42856
1die31
Forty-Two Thousand Eight Hundred and Fifty-Six in Base 31 Untrigesimal
42858
1dig31
Forty-Two Thousand Eight Hundred and Fifty-Eight in Base 31 Untrigesimal
42859
1dih31
Forty-Two Thousand Eight Hundred and Fifty-Nine in Base 31 Untrigesimal
42860
1dii31
Forty-Two Thousand Eight Hundred and Sixty in Base 31 Untrigesimal

Scientific Notation

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

4.2857e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000lh0f46fjhkl31

The reciprocal of 42857 in Base 31 Untrigesimal.

Palindrome?

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

The number 1dif31 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 eight hundred and fifty-seven is a composite number with 4 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 eight hundred and fifty-seven is a composite number with 4 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 eight hundred and fifty-seven has the following 2 prime factors:

17
h31
Seventeen in Base 31 Untrigesimal
2521
2ja31
Two Thousand Five Hundred and Twenty-One in Base 31 Untrigesimal

Prime Factorization

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

h311 · 2ja311 = 1dif31

Base Conversions

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