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13325763671 = 11127275109
BaseRepresentation
bin11000110100100011…
…10000010001010111
31021101200202221012122
430122101300101113
5204242343414141
610042145210155
7651140056643
oct143221602127
937350687178
1013325763671
115719056530
1226ba93095b
131344a2047c
14905b27c23
1552ed4e64b
hex31a470457

13325763671 has 12 divisors (see below), whose sum is σ = 14652759240. Its totient is φ = 12018782160.

The previous prime is 13325763643. The next prime is 13325763691. The reversal of 13325763671 is 17636752331.

It is not a de Polignac number, because 13325763671 - 214 = 13325747287 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325763691) 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, 139865 + ... + 214973.

It is an arithmetic number, because the mean of its divisors is an integer number (1221063270).

Almost surely, 213325763671 is an apocalyptic number.

13325763671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13325763671 is a deficient number, since it is larger than the sum of its proper divisors (1326995569).

13325763671 is an equidigital number, since it uses as much as digits as its factorization.

13325763671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75374 (or 75247 counting only the distinct ones).

The product of its digits is 476280, while the sum is 44.

The spelling of 13325763671 in words is "thirteen billion, three hundred twenty-five million, seven hundred sixty-three thousand, six hundred seventy-one".

Divisors: 1 11 127 1397 16129 75109 177419 826199 9538843 104927273 1211433061 13325763671