The Number

121231

One Hundred and Twenty-One Thousand Two Hundred and Thirty-One

In Base 15 Quindecimal Is

25dc115

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121228
25dbd15
One Hundred and Twenty-One Thousand Two Hundred and Twenty-Eight in Base 15 Quindecimal
121229
25dbe15
One Hundred and Twenty-One Thousand Two Hundred and Twenty-Nine in Base 15 Quindecimal
121230
25dc015
One Hundred and Twenty-One Thousand Two Hundred and Thirty in Base 15 Quindecimal
121232
25dc215
One Hundred and Twenty-One Thousand Two Hundred and Thirty-Two in Base 15 Quindecimal
121233
25dc315
One Hundred and Twenty-One Thousand Two Hundred and Thirty-Three in Base 15 Quindecimal
121234
25dc415
One Hundred and Twenty-One Thousand Two Hundred and Thirty-Four in Base 15 Quindecimal

Scientific Notation

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

1.21231e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000063e584d2957e2915

The reciprocal of 121231 in Base 15 Quindecimal.

Palindrome?

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

The number 25dc115 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 two hundred and thirty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand two hundred and thirty-one 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 two hundred and thirty-one has the following 3 prime factors:

11
b15
Eleven in Base 15 Quindecimal
103
6d15
One Hundred and Three in Base 15 Quindecimal
107
7215
One Hundred and Seven in Base 15 Quindecimal

Prime Factorization

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

b151 · 6d151 · 72151 = 25dc115

Base Conversions

The number one hundred and twenty-one thousand two hundred and thirty-one in 35 different bases