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30058974 = 23211151813
BaseRepresentation
bin111001010101…
…0100111011110
32002120011011100
41302222213132
530143341344
62552133530
7513332331
oct162524736
962504140
1030058974
1115a70830
12a0972a6
1362c5a9a
143dc6618
15298b569
hex1caa9de

30058974 has 24 divisors (see below), whose sum is σ = 71048952. Its totient is φ = 9108720.

The previous prime is 30058957. The next prime is 30059011. The reversal of 30058974 is 47985003.

30058974 is a `hidden beast` number, since 3 + 0 + 0 + 589 + 74 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75709 + ... + 76104.

It is an arithmetic number, because the mean of its divisors is an integer number (2960373).

Almost surely, 230058974 is an apocalyptic number.

30058974 is an abundant number, since it is smaller than the sum of its proper divisors (40989978).

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

30058974 is a wasteful number, since it uses less digits than its factorization.

30058974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151832 (or 151829 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 30058974 is about 5482.6064969137. The cubic root of 30058974 is about 310.9267239130.

The spelling of 30058974 in words is "thirty million, fifty-eight thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 151813 303626 455439 910878 1366317 1669943 2732634 3339886 5009829 10019658 15029487 30058974