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13270707282 = 237192875261
BaseRepresentation
bin11000101101111111…
…01110110001010010
31021020212011210001010
430112333232301102
5204134300113112
610032501151350
7646601102460
oct142677566122
937225153033
1013270707282
11569aa71888
1226a43bb556
1313364b4721
148dc6b5830
1552a0c663c
hex316feec52

13270707282 has 48 divisors (see below), whose sum is σ = 32013582912. Its totient is φ = 3592067040.

The previous prime is 13270707251. The next prime is 13270707287. The reversal of 13270707282 is 28270707231.

It is a super-2 number, since 2×132707072822 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13270707282.

It is not an unprimeable number, because it can be changed into a prime (13270707287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422469 + ... + 452792.

It is an arithmetic number, because the mean of its divisors is an integer number (666949644).

Almost surely, 213270707282 is an apocalyptic number.

13270707282 is an abundant number, since it is smaller than the sum of its proper divisors (18742875630).

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

13270707282 is a wasteful number, since it uses less digits than its factorization.

13270707282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875311 (or 875292 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 39.

The spelling of 13270707282 in words is "thirteen billion, two hundred seventy million, seven hundred seven thousand, two hundred eighty-two".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 361 399 722 798 1083 2166 2527 5054 7581 15162 875261 1750522 2625783 5251566 6126827 12253654 16629959 18380481 33259918 36760962 49889877 99779754 116409713 232819426 315969221 349229139 631938442 698458278 947907663 1895815326 2211784547 4423569094 6635353641 13270707282