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10908980 = 225545449
BaseRepresentation
bin101001100111…
…010100110100
3202112020022022
4221213110310
510243041410
61025452312
7161503415
oct51472464
922466268
1010908980
116181095
1237a1098
13234c524
14163d80c
15e57455
hexa67534

10908980 has 12 divisors (see below), whose sum is σ = 22908900. Its totient is φ = 4363584.

The previous prime is 10908979. The next prime is 10909001. The reversal of 10908980 is 8980901.

It is a happy number.

10908980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4169764 + 6739216 = 2042^2 + 2596^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10908980.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272705 + ... + 272744.

It is an arithmetic number, because the mean of its divisors is an integer number (1909075).

Almost surely, 210908980 is an apocalyptic number.

10908980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10908980 is an abundant number, since it is smaller than the sum of its proper divisors (11999920).

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

10908980 is a wasteful number, since it uses less digits than its factorization.

10908980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545458 (or 545456 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 10908980 is about 3302.8745056390. The cubic root of 10908980 is about 221.7828951834.

The spelling of 10908980 in words is "ten million, nine hundred eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 545449 1090898 2181796 2727245 5454490 10908980