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30404058 = 23171731723
BaseRepresentation
bin111001111111…
…0110111011010
32010012200112020
41303332313122
530240412213
63003355310
7516300366
oct163766732
963180466
1030404058
1116187023
12a222b36
1363b6b89
1440762a6
152a08923
hex1cfedda

30404058 has 32 divisors (see below), whose sum is σ = 64794816. Its totient is φ = 9477888.

The previous prime is 30404039. The next prime is 30404063. The reversal of 30404058 is 85040403.

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, 16785 + ... + 18507.

It is an arithmetic number, because the mean of its divisors is an integer number (2024838).

Almost surely, 230404058 is an apocalyptic number.

30404058 is an abundant number, since it is smaller than the sum of its proper divisors (34390758).

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

30404058 is a wasteful number, since it uses less digits than its factorization.

30404058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 30404058 is about 5513.9874863841. The cubic root of 30404058 is about 312.1120365225.

The spelling of 30404058 in words is "thirty million, four hundred four thousand, fifty-eight".

Divisors: 1 2 3 6 17 34 51 102 173 346 519 1038 1723 2941 3446 5169 5882 8823 10338 17646 29291 58582 87873 175746 298079 596158 894237 1788474 5067343 10134686 15202029 30404058