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12954868 = 2243109691
BaseRepresentation
bin110001011010…
…110011110100
3220101011201221
4301122303310
511304023433
61141400124
7215054203
oct61326364
926334657
1012954868
117349203
124409044
1328b7804
141a1323a
15120d72d
hexc5acf4

12954868 has 24 divisors (see below), whose sum is σ = 23444960. Its totient is φ = 6259680.

The previous prime is 12954841. The next prime is 12954871. The reversal of 12954868 is 86845921.

It is a happy number.

12954868 is nontrivially palindromic in base 12.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18403 + ... + 19093.

Almost surely, 212954868 is an apocalyptic number.

It is an amenable number.

12954868 is a deficient number, since it is larger than the sum of its proper divisors (10490092).

12954868 is a wasteful number, since it uses less digits than its factorization.

12954868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 845 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 12954868 is about 3599.2871516454. The cubic root of 12954868 is about 234.8610495916.

The spelling of 12954868 in words is "twelve million, nine hundred fifty-four thousand, eight hundred sixty-eight".

Divisors: 1 2 4 43 86 109 172 218 436 691 1382 2764 4687 9374 18748 29713 59426 75319 118852 150638 301276 3238717 6477434 12954868