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30188592060 = 22351145740291
BaseRepresentation
bin11100000111011000…
…010101101110111100
32212220220011101001020
4130013120111232330
5443311234421220
621511330144140
72116046540634
oct340730255674
985826141036
1030188592060
1111891745040
125a26122050
132b01486a33
1416654db6c4
15bba47d040
hex707615bbc

30188592060 has 48 divisors (see below), whose sum is σ = 92212428672. Its totient is φ = 7318446400.

The previous prime is 30188592059. The next prime is 30188592079. The reversal of 30188592060 is 6029588103.

It is a super-2 number, since 2×301885920602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22869486 + ... + 22870805.

It is an arithmetic number, because the mean of its divisors is an integer number (1921092264).

Almost surely, 230188592060 is an apocalyptic number.

30188592060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30188592060 is an abundant number, since it is smaller than the sum of its proper divisors (62023836612).

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

30188592060 is a wasteful number, since it uses less digits than its factorization.

30188592060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45740314 (or 45740312 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 30188592060 in words is "thirty billion, one hundred eighty-eight million, five hundred ninety-two thousand, sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 45740291 91480582 137220873 182961164 228701455 274441746 457402910 503143201 548883492 686104365 914805820 1006286402 1372208730 1509429603 2012572804 2515716005 2744417460 3018859206 5031432010 6037718412 7547148015 10062864020 15094296030 30188592060