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8130088 = 231576473
BaseRepresentation
bin11111000000111000101000
3120022001101101
4133000320220
54040130323
6450131144
7126050611
oct37007050
916261341
108130088
11465328a
122880ab4
1318b8705
141118c08
15aa8dad
hex7c0e28

8130088 has 16 divisors (see below), whose sum is σ = 15343380. Its totient is φ = 4038528.

The previous prime is 8130077. The next prime is 8130113. The reversal of 8130088 is 8800318.

It can be written as a sum of positive squares in 2 ways, for example, as 7518564 + 611524 = 2742^2 + 782^2 .

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, 1981 + ... + 4492.

Almost surely, 28130088 is an apocalyptic number.

It is an amenable number.

8130088 is a deficient number, since it is larger than the sum of its proper divisors (7213292).

8130088 is a wasteful number, since it uses less digits than its factorization.

8130088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6636 (or 6632 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 8130088 is about 2851.3309173086. The cubic root of 8130088 is about 201.0782431785.

The spelling of 8130088 in words is "eight million, one hundred thirty thousand, eighty-eight".

Divisors: 1 2 4 8 157 314 628 1256 6473 12946 25892 51784 1016261 2032522 4065044 8130088