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18714105114 = 2317320039001
BaseRepresentation
bin10001011011011100…
…101001010100011010
31210022012220001002020
4101123130221110122
5301311302330424
612332552115310
71231516161135
oct213334512432
953265801066
1018714105114
117a33696181
123763395b36
1319c316aba3
14c975d721c
15747e15079
hex45b72951a

18714105114 has 32 divisors (see below), whose sum is σ = 37667536704. Its totient is φ = 6198192000.

The previous prime is 18714105083. The next prime is 18714105131. The reversal of 18714105114 is 41150141781.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2074614 + ... + 2083614.

It is an arithmetic number, because the mean of its divisors is an integer number (1177110522).

Almost surely, 218714105114 is an apocalyptic number.

18714105114 is an abundant number, since it is smaller than the sum of its proper divisors (18953431590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18714105114 is a wasteful number, since it uses less digits than its factorization.

18714105114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11182.

The product of its (nonzero) digits is 4480, while the sum is 33.

Adding to 18714105114 its reverse (41150141781), we get a palindrome (59864246895).

The spelling of 18714105114 in words is "eighteen billion, seven hundred fourteen million, one hundred five thousand, one hundred fourteen".

Divisors: 1 2 3 6 173 346 519 1038 2003 4006 6009 9001 12018 18002 27003 54006 346519 693038 1039557 1557173 2079114 3114346 4671519 9343038 18029003 36058006 54087009 108174018 3119017519 6238035038 9357052557 18714105114