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18114285706 = 21117163729587
BaseRepresentation
bin10000110111101100…
…100001000010001010
31201202102020001112121
4100313230201002022
5244044224120311
612153244001454
71210613613406
oct206754410212
951672201477
1018114285706
117756050a60
12361653028a
131928b0656a
14c3ba9a106
15710430b71
hex437b2108a

18114285706 has 32 divisors (see below), whose sum is σ = 31405413312. Its totient is φ = 7744431360.

The previous prime is 18114285703. The next prime is 18114285799. The reversal of 18114285706 is 60758241181.

It is not an unprimeable number, because it can be changed into a prime (18114285701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597445 + ... + 627031.

It is an arithmetic number, because the mean of its divisors is an integer number (981419166).

Almost surely, 218114285706 is an apocalyptic number.

18114285706 is a deficient number, since it is larger than the sum of its proper divisors (13291127606).

18114285706 is a wasteful number, since it uses less digits than its factorization.

18114285706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31254.

The product of its (nonzero) digits is 107520, while the sum is 43.

The spelling of 18114285706 in words is "eighteen billion, one hundred fourteen million, two hundred eighty-five thousand, seven hundred six".

Divisors: 1 2 11 17 22 34 187 374 1637 3274 18007 27829 29587 36014 55658 59174 306119 325457 502979 612238 650914 1005958 5532769 11065538 48433919 96867838 532773109 823376623 1065546218 1646753246 9057142853 18114285706