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13080171 = 313312349
BaseRepresentation
bin110001111001…
…011001101011
3220121112121210
4301321121223
511322031141
61144204203
7216115416
oct61713153
926545553
1013080171
117424365
124469663
13292c860
141a46b7d
151235916
hexc7966b

13080171 has 24 divisors (see below), whose sum is σ = 19462800. Its totient is φ = 7767360.

The previous prime is 13080163. The next prime is 13080181. The reversal of 13080171 is 17108031.

It is not a de Polignac number, because 13080171 - 23 = 13080163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13080181) 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, 37305 + ... + 37653.

It is an arithmetic number, because the mean of its divisors is an integer number (810950).

Almost surely, 213080171 is an apocalyptic number.

13080171 is a deficient number, since it is larger than the sum of its proper divisors (6382629).

13080171 is a wasteful number, since it uses less digits than its factorization.

13080171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 13080171 is about 3616.6519047318. The cubic root of 13080171 is about 235.6158345775.

The spelling of 13080171 in words is "thirteen million, eighty thousand, one hundred seventy-one".

Divisors: 1 3 13 31 39 93 349 403 961 1047 1209 2883 4537 10819 12493 13611 32457 37479 140647 335389 421941 1006167 4360057 13080171