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12908088 = 2332612939
BaseRepresentation
bin110001001111…
…011000111000
3220021210120100
4301033120320
511301024323
61140355400
7214500624
oct61173070
926253510
1012908088
117317046
1243a5b60
13289c42b
141a00184
1511ee943
hexc4f638

12908088 has 48 divisors (see below), whose sum is σ = 35544600. Its totient is φ = 4230720.

The previous prime is 12908057. The next prime is 12908099. The reversal of 12908088 is 88080921.

12908088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2923 + ... + 5861.

Almost surely, 212908088 is an apocalyptic number.

12908088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12908088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17772300).

12908088 is an abundant number, since it is smaller than the sum of its proper divisors (22636512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12908088 is a wasteful number, since it uses less digits than its factorization.

12908088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3012 (or 3005 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 12908088 is about 3592.7827654897. The cubic root of 12908088 is about 234.5780143926.

The spelling of 12908088 in words is "twelve million, nine hundred eight thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 61 72 122 183 244 366 488 549 732 1098 1464 2196 2939 4392 5878 8817 11756 17634 23512 26451 35268 52902 70536 105804 179279 211608 358558 537837 717116 1075674 1434232 1613511 2151348 3227022 4302696 6454044 12908088