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58308068 = 22713413907
BaseRepresentation
bin1101111001101…
…1010111100100
311001201100122002
43132123113210
5104411324233
65441424432
71305416240
oct336332744
9131640562
1058308068
112aa05795
121763b118
13c106b20
147a5b420
1551bb6e8
hex379b5e4

58308068 has 48 divisors (see below), whose sum is σ = 128682624. Its totient is φ = 22498560.

The previous prime is 58308049. The next prime is 58308071. The reversal of 58308068 is 86080385.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12971 + ... + 16877.

It is an arithmetic number, because the mean of its divisors is an integer number (2680888).

Almost surely, 258308068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58308068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64341312).

58308068 is an abundant number, since it is smaller than the sum of its proper divisors (70374556).

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

58308068 is a wasteful number, since it uses less digits than its factorization.

58308068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972 (or 3970 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 58308068 is about 7635.9719748045. The cubic root of 58308068 is about 387.7717951645.

The spelling of 58308068 in words is "fifty-eight million, three hundred eight thousand, sixty-eight".

Divisors: 1 2 4 7 13 14 26 28 41 52 82 91 164 182 287 364 533 574 1066 1148 2132 3731 3907 7462 7814 14924 15628 27349 50791 54698 101582 109396 160187 203164 320374 355537 640748 711074 1121309 1422148 2082431 2242618 4164862 4485236 8329724 14577017 29154034 58308068