The Number

121385

One Hundred and Twenty-One Thousand Three Hundred and Eighty-Five

In Base 21 Unovigesimal Is

d25521

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

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

Nearby Numbers

Positive, nonzero integers within three units

121382
d25221
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Two in Base 21 Unovigesimal
121383
d25321
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Three in Base 21 Unovigesimal
121384
d25421
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Four in Base 21 Unovigesimal
121386
d25621
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Six in Base 21 Unovigesimal
121387
d25721
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Seven in Base 21 Unovigesimal
121388
d25821
One Hundred and Twenty-One Thousand Three Hundred and Eighty-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.

1.21385e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001cdbh3ff7j2d721

The reciprocal of 121385 in Base 21 Unovigesimal.

Palindrome?

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

The number d25521 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 three hundred and eighty-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 three hundred and eighty-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 three hundred and eighty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
2207
50221
Two Thousand Two Hundred and Seven 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 · b211 · 502211 = d25521

Base Conversions

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