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13695344988 = 22313163753629
BaseRepresentation
bin11001100000100111…
…00110000101011100
31022100110012121110120
430300103212011130
5211022002014423
610142550434540
7663245340333
oct146023460534
938313177416
1013695344988
115898735436
1227a2662a50
1313a3471340
1493cc50d1a
15552504ee3
hex3304e615c

13695344988 has 48 divisors (see below), whose sum is σ = 34435608480. Its totient is φ = 4211299584.

The previous prime is 13695344939. The next prime is 13695345043. The reversal of 13695344988 is 88944359631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228558 + ... + 282186.

It is an arithmetic number, because the mean of its divisors is an integer number (717408510).

Almost surely, 213695344988 is an apocalyptic number.

It is an amenable number.

13695344988 is an abundant number, since it is smaller than the sum of its proper divisors (20740263492).

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

13695344988 is a wasteful number, since it uses less digits than its factorization.

13695344988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55286 (or 55284 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 60.

The spelling of 13695344988 in words is "thirteen billion, six hundred ninety-five million, three hundred forty-four thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 1637 3274 4911 6548 9822 19644 21281 42562 53629 63843 85124 107258 127686 160887 214516 255372 321774 643548 697177 1394354 2091531 2788708 4183062 8366124 87790673 175581346 263372019 351162692 526744038 1053488076 1141278749 2282557498 3423836247 4565114996 6847672494 13695344988