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58308804 = 22321619689
BaseRepresentation
bin1101111001101…
…1100011000100
311001201101122100
43132123203010
5104411340204
65441432100
71305421341
oct336334304
9131641570
1058308804
112aa062a4
121763b630
13c107268
147a5b7c8
1551bba39
hex379b8c4

58308804 has 18 divisors (see below), whose sum is σ = 147391790. Its totient is φ = 19436256.

The previous prime is 58308797. The next prime is 58308829. The reversal of 58308804 is 40880385.

It can be written as a sum of positive squares in only one way, i.e., 57790404 + 518400 = 7602^2 + 720^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1619689 = 58308804 / (5 + 8 + 3 + 0 + 8 + 8 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 809809 + ... + 809880.

Almost surely, 258308804 is an apocalyptic number.

It is an amenable number.

58308804 is an abundant number, since it is smaller than the sum of its proper divisors (89082986).

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

58308804 is a wasteful number, since it uses less digits than its factorization.

58308804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619699 (or 1619694 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 58308804 is about 7636.0201676004. The cubic root of 58308804 is about 387.7734267217.

The spelling of 58308804 in words is "fifty-eight million, three hundred eight thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 1619689 3239378 4859067 6478756 9718134 14577201 19436268 29154402 58308804