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30164686152 = 2333140543933
BaseRepresentation
bin11100000101111101…
…001001010101001000
32212212020011211022020
4130011331021111020
5443234124424102
621505113524440
72115336413256
oct340575112510
985766154266
1030164686152
111187a1a7197
125a1a113720
132ac9536823
1416622775d6
15bb8309bbc
hex705f49548

30164686152 has 32 divisors (see below), whose sum is σ = 77844353280. Its totient is φ = 9730543680.

The previous prime is 30164686141. The next prime is 30164686169. The reversal of 30164686152 is 25168646103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20271223 + ... + 20272710.

It is an arithmetic number, because the mean of its divisors is an integer number (2432636040).

Almost surely, 230164686152 is an apocalyptic number.

It is an amenable number.

30164686152 is an abundant number, since it is smaller than the sum of its proper divisors (47679667128).

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

30164686152 is a wasteful number, since it uses less digits than its factorization.

30164686152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40543973 (or 40543969 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 30164686152 in words is "thirty billion, one hundred sixty-four million, six hundred eighty-six thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 40543933 81087866 121631799 162175732 243263598 324351464 486527196 973054392 1256861923 2513723846 3770585769 5027447692 7541171538 10054895384 15082343076 30164686152