The Number

640230

Six Hundred and Forty Thousand Two Hundred and Thirty

In Base 31 Untrigesimal Is

lf6i31

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

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

Nearby Numbers

Positive, nonzero integers within three units

640227
lf6f31
Six Hundred and Forty Thousand Two Hundred and Twenty-Seven in Base 31 Untrigesimal
640228
lf6g31
Six Hundred and Forty Thousand Two Hundred and Twenty-Eight in Base 31 Untrigesimal
640229
lf6h31
Six Hundred and Forty Thousand Two Hundred and Twenty-Nine in Base 31 Untrigesimal
640231
lf6j31
Six Hundred and Forty Thousand Two Hundred and Thirty-One in Base 31 Untrigesimal
640232
lf6k31
Six Hundred and Forty Thousand Two Hundred and Thirty-Two in Base 31 Untrigesimal
640233
lf6l31
Six Hundred and Forty Thousand Two Hundred and Thirty-Three in Base 31 Untrigesimal

Scientific Notation

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

6.40230e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001dm70ff7qss731

The reciprocal of 640230 in Base 31 Untrigesimal.

Palindrome?

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

The number lf6i31 is not a palindrome.

Not A Prime Number

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

Six hundred and forty thousand two hundred and thirty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand two hundred and thirty 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 six hundred and forty thousand two hundred and thirty has the following 4 prime factors:

2
231
Two in Base 31 Untrigesimal
3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
21341
m6d31
Twenty-One Thousand Three Hundred and Forty-One 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 · 3311 · 5311 · m6d311 = lf6i31

Base Conversions

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