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8508968 = 231381817
BaseRepresentation
bin100000011101…
…011000101000
3121000022002222
4200131120220
54134241333
6502213212
7132216326
oct40353050
917008088
108508968
114891a06
122a24208
1319bbcc0
1411b6d16
15b31298
hex81d628

8508968 has 16 divisors (see below), whose sum is σ = 17181780. Its totient is φ = 3927168.

The previous prime is 8508967. The next prime is 8508989. The reversal of 8508968 is 8698058.

It can be written as a sum of positive squares in 2 ways, for example, as 6543364 + 1965604 = 2558^2 + 1402^2 .

It is not an unprimeable number, because it can be changed into a prime (8508967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40805 + ... + 41012.

Almost surely, 28508968 is an apocalyptic number.

It is an amenable number.

8508968 is an abundant number, since it is smaller than the sum of its proper divisors (8672812).

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

8508968 is a wasteful number, since it uses less digits than its factorization.

8508968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81836 (or 81832 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 8508968 is about 2917.0135412781. The cubic root of 8508968 is about 204.1545029729.

The spelling of 8508968 in words is "eight million, five hundred eight thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 13 26 52 104 81817 163634 327268 654536 1063621 2127242 4254484 8508968