The Number

20155

Twenty Thousand One Hundred and Fifty-Five

In Base 20 Vigesimal Is

2a7f20

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

For more familiar numbers: See Twenty Thousand One Hundred and Fifty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20152
2a7c20
Twenty Thousand One Hundred and Fifty-Two in Base 20 Vigesimal
20153
2a7d20
Twenty Thousand One Hundred and Fifty-Three in Base 20 Vigesimal
20154
2a7e20
Twenty Thousand One Hundred and Fifty-Four in Base 20 Vigesimal
20156
2a7g20
Twenty Thousand One Hundred and Fifty-Six in Base 20 Vigesimal
20157
2a7h20
Twenty Thousand One Hundred and Fifty-Seven in Base 20 Vigesimal
20158
2a7i20
Twenty Thousand One Hundred and Fifty-Eight in Base 20 Vigesimal

Scientific Notation

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

2.0155e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007if7g5fa1ie20

The reciprocal of 20155 in Base 20 Vigesimal.

Palindrome?

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

The number 2a7f20 is not a palindrome.

Not A Prime Number

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

Twenty thousand one hundred and fifty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand one hundred and fifty-five is a composite number with 8 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 twenty thousand one hundred and fifty-five has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
29
1920
Twenty-Nine in Base 20 Vigesimal
139
6j20
One Hundred and Thirty-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

5201 · 19201 · 6j201 = 2a7f20

Base Conversions

The number twenty thousand one hundred and fifty-five in 35 different bases