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18700096898 = 2710912254323
BaseRepresentation
bin10001011010100111…
…001101010110000010
31210021020112100102102
4101122213031112002
5301244211100043
612331331550402
71231256125640
oct213247152602
953236470372
1018700096898
117a2679863a
12375a75b402
1319c02a4ac2
14c957cc190
15746a996b8
hex45a9cd582

18700096898 has 16 divisors (see below), whose sum is σ = 32351415360. Its totient is φ = 7940800656.

The previous prime is 18700096889. The next prime is 18700096949. The reversal of 18700096898 is 89869000781.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6125636 + ... + 6128687.

It is an arithmetic number, because the mean of its divisors is an integer number (2021963460).

Almost surely, 218700096898 is an apocalyptic number.

18700096898 is a deficient number, since it is larger than the sum of its proper divisors (13651318462).

18700096898 is a wasteful number, since it uses less digits than its factorization.

18700096898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12254441.

The product of its (nonzero) digits is 1741824, while the sum is 56.

The spelling of 18700096898 in words is "eighteen billion, seven hundred million, ninety-six thousand, eight hundred ninety-eight".

Divisors: 1 2 7 14 109 218 763 1526 12254323 24508646 85780261 171560522 1335721207 2671442414 9350048449 18700096898