The Number

121385

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

In Base 12 Duodecimal Is

5a2b512

The numbers with a 12 subscript use Base 12 Duodecimal 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
5a2b212
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Two in Base 12 Duodecimal
121383
5a2b312
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Three in Base 12 Duodecimal
121384
5a2b412
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Four in Base 12 Duodecimal
121386
5a2b612
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Six in Base 12 Duodecimal
121387
5a2b712
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Seven in Base 12 Duodecimal
121388
5a2b812
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Eight in Base 12 Duodecimal

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.

0.00002072368a319424912

The reciprocal of 121385 in Base 12 Duodecimal.

Palindrome?

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

The number 5a2b512 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 12 Duodecimal

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
512
Five in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
2207
133b12
Two Thousand Two Hundred and Seven in Base 12 Duodecimal

Prime Factorization

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

5121 · b121 · 133b121 = 5a2b512

Base Conversions

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