The Number

640221

Six Hundred and Forty Thousand Two Hundred and Twenty-One

In Base 5 Quinary Is

1304413415

The numbers with a 5 subscript use Base 5 Quinary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

640218
1304413335
Six Hundred and Forty Thousand Two Hundred and Eightteen in Base 5 Quinary
640219
1304413345
Six Hundred and Forty Thousand Two Hundred and Nineteen in Base 5 Quinary
640220
1304413405
Six Hundred and Forty Thousand Two Hundred and Twenty in Base 5 Quinary
640222
1304413425
Six Hundred and Forty Thousand Two Hundred and Twenty-Two in Base 5 Quinary
640223
1304413435
Six Hundred and Forty Thousand Two Hundred and Twenty-Three in Base 5 Quinary
640224
1304413445
Six Hundred and Forty Thousand Two Hundred and Twenty-Four in Base 5 Quinary

Scientific Notation

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

6.40221e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000301113211144031010204215

The reciprocal of 640221 in Base 5 Quinary.

Palindrome?

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

The number 1304413415 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-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand two hundred and twenty-one is a composite number with 4 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-one has the following 2 prime factors:

3
35
Three in Base 5 Quinary
213407
233121125
Two Hundred and Thirteen Thousand Four Hundred and Seven in Base 5 Quinary

Prime Factorization

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

351 · 2331211251 = 1304413415

Base Conversions

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