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13151203051 = 7223109107057
BaseRepresentation
bin11000011111101111…
…10110111011101011
31020221112022100001111
430033313312323223
5203413201444201
610012551531151
7643620244600
oct141767667353
936845270044
1013151203051
115639569558
122670389ab7
13131780236c
148ca8886a7
1551e86cb51
hex30fdf6eeb

13151203051 has 24 divisors (see below), whose sum is σ = 16110087840. Its totient is φ = 10683332352.

The previous prime is 13151202997. The next prime is 13151203063. The reversal of 13151203051 is 15030215131.

It is not a de Polignac number, because 13151203051 - 217 = 13151071979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13151203651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69315 + ... + 176371.

It is an arithmetic number, because the mean of its divisors is an integer number (671253660).

Almost surely, 213151203051 is an apocalyptic number.

13151203051 is a deficient number, since it is larger than the sum of its proper divisors (2958884789).

13151203051 is a wasteful number, since it uses less digits than its factorization.

13151203051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107203 (or 107196 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 22.

Adding to 13151203051 its reverse (15030215131), we get a palindrome (28181418182).

The spelling of 13151203051 in words is "thirteen billion, one hundred fifty-one million, two hundred three thousand, fifty-one".

Divisors: 1 7 23 49 109 161 763 1127 2507 5341 17549 107057 122843 749399 2462311 5245793 11669213 17236177 81684491 120653239 268391899 571791437 1878743293 13151203051