The Number

40145

Forty Thousand One Hundred and Forty-Five

Nearby Numbers

Positive, nonzero integers within three units

40142
Forty Thousand One Hundred and Forty-Two
40143
Forty Thousand One Hundred and Forty-Three
40144
Forty Thousand One Hundred and Forty-Four
40146
Forty Thousand One Hundred and Forty-Six
40147
Forty Thousand One Hundred and Forty-Seven
40148
Forty Thousand One Hundred and Forty-Eight

Scientific Notation

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

4.0145e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000024909702329057167

The reciprocal of 40145.

Palindrome?

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

The number 40145 is not a palindrome.

Not A Prime Number

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

Forty thousand one hundred and forty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Forty thousand one hundred and forty-five is a composite number with 16 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 thousand one hundred and forty-five has the following 4 prime factors:

5
Five
7
Seven
31
Thirty-One
37
Thirty-Seven

Prime Factorization

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

51 · 71 · 311 · 371 = 40145

Base Conversions

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