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30823883084 = 2219405577409
BaseRepresentation
bin11100101101001111…
…110010000101001100
32221120011120111111102
4130231033302011030
51001111403224314
622054342442232
72140562453231
oct345517620514
987504514442
1030823883084
1112088307645
125b82a33378
132ba2c8a997
1416c5a2d788
15c0611c5de
hex72d3f214c

30823883084 has 12 divisors (see below), whose sum is σ = 56780837400. Its totient is φ = 14600786688.

The previous prime is 30823883063. The next prime is 30823883173. The reversal of 30823883084 is 48038832803.

It is a super-2 number, since 2×308238830842 (a number of 22 digits) contains 22 as substring.

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, 202788629 + ... + 202788780.

It is an arithmetic number, because the mean of its divisors is an integer number (4731736450).

Almost surely, 230823883084 is an apocalyptic number.

It is an amenable number.

30823883084 is a deficient number, since it is larger than the sum of its proper divisors (25956954316).

30823883084 is a wasteful number, since it uses less digits than its factorization.

30823883084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405577432 (or 405577430 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 47.

The spelling of 30823883084 in words is "thirty billion, eight hundred twenty-three million, eight hundred eighty-three thousand, eighty-four".

Divisors: 1 2 4 19 38 76 405577409 811154818 1622309636 7705970771 15411941542 30823883084