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16103120315 = 529352321017
BaseRepresentation
bin11101111111101001…
…00001110110111011
31112120020212021021112
432333310201312323
5230434344322230
611221521430535
71110023156432
oct167764416673
945506767245
1016103120315
1169138786a7
123154a9b44b
131698250079
14aca936119
15643ab4d95
hex3bfd21dbb

16103120315 has 16 divisors (see below), whose sum is σ = 19427694048. Its totient is φ = 12813371136.

The previous prime is 16103120309. The next prime is 16103120323. The reversal of 16103120315 is 51302130161.

It is a cyclic number.

It is not a de Polignac number, because 16103120315 - 214 = 16103103931 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755687 + ... + 776703.

It is an arithmetic number, because the mean of its divisors is an integer number (1214230878).

Almost surely, 216103120315 is an apocalyptic number.

16103120315 is a deficient number, since it is larger than the sum of its proper divisors (3324573733).

16103120315 is a wasteful number, since it uses less digits than its factorization.

16103120315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21838.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 16103120315 its reverse (51302130161), we get a palindrome (67405250476).

The spelling of 16103120315 in words is "sixteen billion, one hundred three million, one hundred twenty thousand, three hundred fifteen".

Divisors: 1 5 293 523 1465 2615 21017 105085 153239 766195 6157981 10991891 30789905 54959455 3220624063 16103120315