The Number

20745

Twenty Thousand Seven Hundred and Forty-Five

In Base 8 Octal Is

504118

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20742
504068
Twenty Thousand Seven Hundred and Forty-Two in Base 8 Octal
20743
504078
Twenty Thousand Seven Hundred and Forty-Three in Base 8 Octal
20744
504108
Twenty Thousand Seven Hundred and Forty-Four in Base 8 Octal
20746
504128
Twenty Thousand Seven Hundred and Forty-Six in Base 8 Octal
20747
504138
Twenty Thousand Seven Hundred and Forty-Seven in Base 8 Octal
20748
504148
Twenty Thousand Seven Hundred and Forty-Eight in Base 8 Octal

Scientific Notation

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

2.0745e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001450570416232661268

The reciprocal of 20745 in Base 8 Octal.

Palindrome?

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

The number 504118 is not a palindrome.

Not A Prime Number

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

Twenty thousand seven hundred and forty-five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twenty thousand seven hundred and forty-five is a composite number with 12 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 twenty thousand seven hundred and forty-five has the following 3 prime factors:

3
38
Three in Base 8 Octal
5
58
Five in Base 8 Octal
461
7158
Four Hundred and Sixty-One in Base 8 Octal

Prime Factorization

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

382 · 581 · 71581 = 504118

Base Conversions

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