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13497371264 = 271347172583
BaseRepresentation
bin11001001001000000…
…11000101010000000
31021211122200111120102
430210200120222000
5210120311340024
610111155301532
7655322522426
oct144440305200
937748614512
1013497371264
1157a6a06893
1227482aa8a8
131371446420
14920839116
1553ee4b1ae
hex324818a80

13497371264 has 64 divisors (see below), whose sum is σ = 29573994240. Its totient is φ = 6096976896.

The previous prime is 13497371249. The next prime is 13497371287. The reversal of 13497371264 is 46217379431.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8084 + ... + 164499.

It is an arithmetic number, because the mean of its divisors is an integer number (462093660).

Almost surely, 213497371264 is an apocalyptic number.

It is an amenable number.

13497371264 is an abundant number, since it is smaller than the sum of its proper divisors (16076622976).

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

13497371264 is a wasteful number, since it uses less digits than its factorization.

13497371264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172657 (or 172645 counting only the distinct ones).

The product of its digits is 762048, while the sum is 47.

The spelling of 13497371264 in words is "thirteen billion, four hundred ninety-seven million, three hundred seventy-one thousand, two hundred sixty-four".

Divisors: 1 2 4 8 13 16 26 32 47 52 64 94 104 128 188 208 376 416 611 752 832 1222 1504 1664 2444 3008 4888 6016 9776 19552 39104 78208 172583 345166 690332 1380664 2243579 2761328 4487158 5522656 8111401 8974316 11045312 16222802 17948632 22090624 32445604 35897264 64891208 71794528 105448213 129782416 143589056 210896426 259564832 287178112 421792852 519129664 843585704 1038259328 1687171408 3374342816 6748685632 13497371264