The Number

7145

Seven Thousand One Hundred and Forty-Five

In Base 31 Untrigesimal Is

7df31

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

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

Nearby Numbers

Positive, nonzero integers within three units

7142
7dc31
Seven Thousand One Hundred and Forty-Two in Base 31 Untrigesimal
7143
7dd31
Seven Thousand One Hundred and Forty-Three in Base 31 Untrigesimal
7144
7de31
Seven Thousand One Hundred and Forty-Four in Base 31 Untrigesimal
7146
7dg31
Seven Thousand One Hundred and Forty-Six in Base 31 Untrigesimal
7147
7dh31
Seven Thousand One Hundred and Forty-Seven in Base 31 Untrigesimal
7148
7di31
Seven 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.

7.145e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00457r7ohcepe31

The reciprocal of 7145 in Base 31 Untrigesimal.

Palindrome?

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

The number 7df31 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seven 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.

Seven 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 seven thousand one hundred and forty-five has the following 2 prime factors:

5
531
Five in Base 31 Untrigesimal
1429
1f331
One 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 · 1f3311 = 7df31

Base Conversions

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