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13200660171 = 324334110233
BaseRepresentation
bin11000100101101001…
…00001011011001011
31021001222101000110200
430102310201123023
5204013332111141
610021515543243
7645060521466
oct142264413313
937058330420
1013200660171
115664479406
122684a5ab23
131324b2a62a
148d32802dd
15523d8bab6
hex312d216cb

13200660171 has 12 divisors (see below), whose sum is σ = 19511053848. Its totient is φ = 8595778464.

The previous prime is 13200660169. The next prime is 13200660173. The reversal of 13200660171 is 17106600231.

It is an interprime number because it is at equal distance from previous prime (13200660169) and next prime (13200660173).

It is not a de Polignac number, because 13200660171 - 21 = 13200660169 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13200660173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17054730 + ... + 17055503.

It is an arithmetic number, because the mean of its divisors is an integer number (1625921154).

Almost surely, 213200660171 is an apocalyptic number.

13200660171 is a deficient number, since it is larger than the sum of its proper divisors (6310393677).

13200660171 is a wasteful number, since it uses less digits than its factorization.

13200660171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34110282 (or 34110279 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The spelling of 13200660171 in words is "thirteen billion, two hundred million, six hundred sixty thousand, one hundred seventy-one".

Divisors: 1 3 9 43 129 387 34110233 102330699 306992097 1466740019 4400220057 13200660171