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30027528025 = 5211472323213
BaseRepresentation
bin11011111101110001…
…111011011101011001
32212111200002110201121
4123331301323131121
5442444021344100
621443334045241
72112052530325
oct337561733531
985450073647
1030027528025
1111809836270
1259a01a9821
132aa6cb2b81
14164bd72985
15bab26551a
hex6fdc7b759

30027528025 has 24 divisors (see below), whose sum is σ = 41483309184. Its totient is φ = 21373550400.

The previous prime is 30027528017. The next prime is 30027528067. The reversal of 30027528025 is 52082572003.

It is not a de Polignac number, because 30027528025 - 23 = 30027528017 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1148682 + ... + 1174531.

It is an arithmetic number, because the mean of its divisors is an integer number (1728471216).

Almost surely, 230027528025 is an apocalyptic number.

It is an amenable number.

30027528025 is a deficient number, since it is larger than the sum of its proper divisors (11455781159).

30027528025 is a wasteful number, since it uses less digits than its factorization.

30027528025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323281 (or 2323276 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 30027528025 in words is "thirty billion, twenty-seven million, five hundred twenty-eight thousand, twenty-five".

Divisors: 1 5 11 25 47 55 235 275 517 1175 2585 12925 2323213 11616065 25555343 58080325 109191011 127776715 545955055 638883575 1201101121 2729775275 6005505605 30027528025