The Number

42686

Forty-Two Thousand Six Hundred and Eighty-Six

In Base 31 Untrigesimal Is

1dcu31

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

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

Nearby Numbers

Positive, nonzero integers within three units

42683
1dcr31
Forty-Two Thousand Six Hundred and Eighty-Three in Base 31 Untrigesimal
42684
1dcs31
Forty-Two Thousand Six Hundred and Eighty-Four in Base 31 Untrigesimal
42685
1dct31
Forty-Two Thousand Six Hundred and Eighty-Five in Base 31 Untrigesimal
42687
1dd031
Forty-Two Thousand Six Hundred and Eighty-Seven in Base 31 Untrigesimal
42688
1dd131
Forty-Two Thousand Six Hundred and Eighty-Eight in Base 31 Untrigesimal
42689
1dd231
Forty-Two Thousand Six Hundred and Eighty-Nine in Base 31 Untrigesimal

Scientific Notation

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

4.2686e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ljldpul3j4a31

The reciprocal of 42686 in Base 31 Untrigesimal.

Palindrome?

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

The number 1dcu31 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 eighty-six 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 eighty-six 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 eighty-six has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
3049
35b31
Three Thousand and Forty-Nine 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 · 7311 · 35b311 = 1dcu31

Base Conversions

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