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13143171107 = 1110115317727
BaseRepresentation
bin11000011110110010…
…01110000000100011
31020220222012021022002
430033121032000203
5203404122433412
610012103434215
7643462053053
oct141731160043
936828167262
1013143171107
115634a82a90
12266975596b
131315c4c531
148c9797563
1551dcd2dc2
hex30f64e023

13143171107 has 16 divisors (see below), whose sum is σ = 14491298304. Its totient is φ = 11820780000.

The previous prime is 13143171089. The next prime is 13143171143. The reversal of 13143171107 is 70117134131.

It is a cyclic number.

It is not a de Polignac number, because 13143171107 - 218 = 13142908963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13143171107.

It is not an unprimeable number, because it can be changed into a prime (13143171187) 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, 1697078 + ... + 1704804.

It is an arithmetic number, because the mean of its divisors is an integer number (905706144).

Almost surely, 213143171107 is an apocalyptic number.

13143171107 is a deficient number, since it is larger than the sum of its proper divisors (1348127197).

13143171107 is a wasteful number, since it uses less digits than its factorization.

13143171107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9370.

The product of its (nonzero) digits is 1764, while the sum is 29.

The spelling of 13143171107 in words is "thirteen billion, one hundred forty-three million, one hundred seventy-one thousand, one hundred seven".

Divisors: 1 11 101 1111 1531 7727 16841 84997 154631 780427 1700941 8584697 11830037 130130407 1194833737 13143171107