The Number

640212

Six Hundred and Forty Thousand Two Hundred and Twelve

In Base 20 Vigesimal Is

400ac20

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

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

Nearby Numbers

Positive, nonzero integers within three units

640209
400a920
Six Hundred and Forty Thousand Two Hundred and Nine in Base 20 Vigesimal
640210
400aa20
Six Hundred and Forty Thousand Two Hundred and Ten in Base 20 Vigesimal
640211
400ab20
Six Hundred and Forty Thousand Two Hundred and Eleven in Base 20 Vigesimal
640213
400ad20
Six Hundred and Forty Thousand Two Hundred and Thirteen in Base 20 Vigesimal
640214
400ae20
Six Hundred and Forty Thousand Two Hundred and Fourteen in Base 20 Vigesimal
640215
400af20
Six Hundred and Forty Thousand Two Hundred and Fifteen in Base 20 Vigesimal

Scientific Notation

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

6.40212e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jj6f1f206jd20

The reciprocal of 640212 in Base 20 Vigesimal.

Palindrome?

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

The number 400ac20 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 twelve is a composite number with 24 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 twelve is a composite number with 24 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 twelve has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
31
1b20
Thirty-One in Base 20 Vigesimal
1721
46120
One Thousand Seven Hundred and Twenty-One 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 · 3201 · 1b201 · 461201 = 400ac20

Base Conversions

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