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13165012392 = 233778363169
BaseRepresentation
bin11000100001011001…
…00010010110101000
31020222111021220220120
430100230202112220
5203430220344032
610014203523240
7644145521220
oct142054422650
936874256816
1013165012392
115646340734
122674b29520
13131a628a7c
148cc641080
15520b9962c
hex310b225a8

13165012392 has 32 divisors (see below), whose sum is σ = 37614321600. Its totient is φ = 3761432064.

The previous prime is 13165012351. The next prime is 13165012489. The reversal of 13165012392 is 29321056131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39181417 + ... + 39181752.

It is an arithmetic number, because the mean of its divisors is an integer number (1175447550).

Almost surely, 213165012392 is an apocalyptic number.

13165012392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13165012392 is an abundant number, since it is smaller than the sum of its proper divisors (24449309208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13165012392 is a wasteful number, since it uses less digits than its factorization.

13165012392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78363185 (or 78363181 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The spelling of 13165012392 in words is "thirteen billion, one hundred sixty-five million, twelve thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 78363169 156726338 235089507 313452676 470179014 548542183 626905352 940358028 1097084366 1645626549 1880716056 2194168732 3291253098 4388337464 6582506196 13165012392