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18014266793 = 232639713067
BaseRepresentation
bin10000110001101110…
…111110010110101001
31201111110000120101102
4100301232332112221
5243343123014133
612135312131145
71205260512155
oct206156762651
951443016342
1018014266793
1177046472a6
1235a8b36ab5
131911187283
14c2c6a2065
157067757e8
hex431bbe5a9

18014266793 has 16 divisors (see below), whose sum is σ = 18894560256. Its totient is φ = 17142251280.

The previous prime is 18014266783. The next prime is 18014266817. The reversal of 18014266793 is 39766241081.

It is a cyclic number.

It is not a de Polignac number, because 18014266793 - 26 = 18014266729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18014266703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5872046 + ... + 5875112.

It is an arithmetic number, because the mean of its divisors is an integer number (1180910016).

Almost surely, 218014266793 is an apocalyptic number.

It is an amenable number.

18014266793 is a deficient number, since it is larger than the sum of its proper divisors (880293463).

18014266793 is a wasteful number, since it uses less digits than its factorization.

18014266793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4324.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 18014266793 in words is "eighteen billion, fourteen million, two hundred sixty-six thousand, seven hundred ninety-three".

Divisors: 1 23 263 971 3067 6049 22333 70541 255373 806621 2978057 5873579 18552283 68495311 783228991 18014266793