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30799392292 = 2228792674487
BaseRepresentation
bin11100101011110010…
…010110111000100100
32221111110111020110001
4130223302112320210
51001034121023132
622052105511044
72140144341424
oct345362267044
987443436401
1030799392292
11120754aa319
125b767a2484
132b9ab944a6
1416c2696484
15c03dd0ce7
hex72bc96e24

30799392292 has 12 divisors (see below), whose sum is σ = 53917678080. Its totient is φ = 15394341416.

The previous prime is 30799392229. The next prime is 30799392307. The reversal of 30799392292 is 29229399703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1325728 + ... + 1348759.

It is an arithmetic number, because the mean of its divisors is an integer number (4493139840).

Almost surely, 230799392292 is an apocalyptic number.

It is an amenable number.

30799392292 is a deficient number, since it is larger than the sum of its proper divisors (23118285788).

30799392292 is a wasteful number, since it uses less digits than its factorization.

30799392292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677370 (or 2677368 counting only the distinct ones).

The product of its (nonzero) digits is 3306744, while the sum is 55.

The spelling of 30799392292 in words is "thirty billion, seven hundred ninety-nine million, three hundred ninety-two thousand, two hundred ninety-two".

Divisors: 1 2 4 2879 5758 11516 2674487 5348974 10697948 7699848073 15399696146 30799392292