The Number

42145

Forty-Two Thousand One Hundred and Forty-Five

In Base 31 Untrigesimal Is

1cqg31

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

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

Nearby Numbers

Positive, nonzero integers within three units

42142
1cqd31
Forty-Two Thousand One Hundred and Forty-Two in Base 31 Untrigesimal
42143
1cqe31
Forty-Two Thousand One Hundred and Forty-Three in Base 31 Untrigesimal
42144
1cqf31
Forty-Two Thousand One Hundred and Forty-Four in Base 31 Untrigesimal
42146
1cqh31
Forty-Two Thousand One Hundred and Forty-Six in Base 31 Untrigesimal
42147
1cqi31
Forty-Two Thousand One Hundred and Forty-Seven in Base 31 Untrigesimal
42148
1cqj31
Forty-Two Thousand One 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.

4.2145e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ls9afcmj2ca31

The reciprocal of 42145 in Base 31 Untrigesimal.

Palindrome?

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

The number 1cqg31 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 one hundred and forty-five 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 one hundred and forty-five 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 one hundred and forty-five has the following 2 prime factors:

5
531
Five in Base 31 Untrigesimal
8429
8ns31
Eight Thousand Four Hundred and Twenty-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

5311 · 8ns311 = 1cqg31

Base Conversions

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