The Number

640420

Six Hundred and Forty Thousand Four Hundred and Twenty

In Base 20 Vigesimal Is

4011020

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

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

Nearby Numbers

Positive, nonzero integers within three units

640417
4010h20
Six Hundred and Forty Thousand Four Hundred and Seventeen in Base 20 Vigesimal
640418
4010i20
Six Hundred and Forty Thousand Four Hundred and Eightteen in Base 20 Vigesimal
640419
4010j20
Six Hundred and Forty Thousand Four Hundred and Nineteen in Base 20 Vigesimal
640421
4011120
Six Hundred and Forty Thousand Four Hundred and Twenty-One in Base 20 Vigesimal
640422
4011220
Six Hundred and Forty Thousand Four Hundred and Twenty-Two in Base 20 Vigesimal
640423
4011320
Six Hundred and Forty Thousand Four Hundred and Twenty-Three in Base 20 Vigesimal

Scientific Notation

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

6.40420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jidf6he8gj3g20

The reciprocal of 640420 in Base 20 Vigesimal.

Palindrome?

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

The number 4011020 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 four hundred and twenty is a composite number with 48 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 four hundred and twenty is a composite number with 48 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 four hundred and twenty has the following 5 prime factors:

2
220
Two in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal
41
2120
Forty-One in Base 20 Vigesimal
71
3b20
Seventy-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 · 5201 · b201 · 21201 · 3b201 = 4011020

Base Conversions

The number six hundred and forty thousand four hundred and twenty in 35 different bases