The Number

121655

One Hundred and Twenty-One Thousand Six Hundred and Fifty-Five

In Base 21 Unovigesimal Is

d2i221

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121652
d2hk21
One Hundred and Twenty-One Thousand Six Hundred and Fifty-Two in Base 21 Unovigesimal
121653
d2i021
One Hundred and Twenty-One Thousand Six Hundred and Fifty-Three in Base 21 Unovigesimal
121654
d2i121
One Hundred and Twenty-One Thousand Six Hundred and Fifty-Four in Base 21 Unovigesimal
121656
d2i321
One Hundred and Twenty-One Thousand Six Hundred and Fifty-Six in Base 21 Unovigesimal
121657
d2i421
One Hundred and Twenty-One Thousand Six Hundred and Fifty-Seven in Base 21 Unovigesimal
121658
d2i521
One Hundred and Twenty-One Thousand Six Hundred and Fifty-Eight in Base 21 Unovigesimal

Scientific Notation

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

1.21655e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001cbkid4a9ah9i21

The reciprocal of 121655 in Base 21 Unovigesimal.

Palindrome?

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

The number d2i221 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-one thousand six hundred and fifty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand six 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 one hundred and twenty-one thousand six hundred and fifty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
839
1ik21
Eight Hundred and Thirty-Nine in Base 21 Unovigesimal

Prime Factorization

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

5211 · 18211 · 1ik211 = d2i221

Base Conversions

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