The Number

640228

Six Hundred and Forty Thousand Two Hundred and Twenty-Eight

In Base 20 Vigesimal Is

400b820

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

640225
400b520
Six Hundred and Forty Thousand Two Hundred and Twenty-Five in Base 20 Vigesimal
640226
400b620
Six Hundred and Forty Thousand Two Hundred and Twenty-Six in Base 20 Vigesimal
640227
400b720
Six Hundred and Forty Thousand Two Hundred and Twenty-Seven in Base 20 Vigesimal
640229
400b920
Six Hundred and Forty Thousand Two Hundred and Twenty-Nine in Base 20 Vigesimal
640230
400ba20
Six Hundred and Forty Thousand Two Hundred and Thirty in Base 20 Vigesimal
640231
400bb20
Six Hundred and Forty Thousand Two Hundred and Thirty-One in Base 20 Vigesimal

Scientific Notation

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

6.40228e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jj5f20bj45i220

The reciprocal of 640228 in Base 20 Vigesimal.

Palindrome?

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

The number 400b820 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 twenty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand two hundred and twenty-eight 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 six hundred and forty thousand two hundred and twenty-eight has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
23
1320
Twenty-Three in Base 20 Vigesimal
6959
h7j20
Six Thousand Nine Hundred and Fifty-Nine in Base 20 Vigesimal

Prime Factorization

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

2202 · 13201 · h7j201 = 400b820

Base Conversions

The number six hundred and forty thousand two hundred and twenty-eight in 35 different bases