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30324865460 = 2251516243273
BaseRepresentation
bin11100001111100000…
…001011100110110100
32220021101120210000012
4130033200023212310
5444101131143320
621533035035352
72122323050321
oct341740134664
986241523005
1030324865460
111195166128a
125a6389bb58
132b2378aa96
141679651b48
15bc73ea4c5
hex70f80b9b4

30324865460 has 12 divisors (see below), whose sum is σ = 63682217508. Its totient is φ = 12129946176.

The previous prime is 30324865457. The next prime is 30324865481. The reversal of 30324865460 is 6456842303.

It can be written as a sum of positive squares in 2 ways, for example, as 9489097744 + 20835767716 = 97412^2 + 144346^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758121617 + ... + 758121656.

It is an arithmetic number, because the mean of its divisors is an integer number (5306851459).

Almost surely, 230324865460 is an apocalyptic number.

It is an amenable number.

30324865460 is an abundant number, since it is smaller than the sum of its proper divisors (33357352048).

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

30324865460 is a wasteful number, since it uses less digits than its factorization.

30324865460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516243282 (or 1516243280 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 30324865460 in words is "thirty billion, three hundred twenty-four million, eight hundred sixty-five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 1516243273 3032486546 6064973092 7581216365 15162432730 30324865460