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13572505048 = 232623764663
BaseRepresentation
bin11001010001111101…
…11111110111011000
31022000220001200202011
430220332333313120
5210244030130143
610122441515304
7660224250364
oct145076776730
938026050664
1013572505048
115835363a23
1227694a2b34
131383b9189b
1492a7d62a4
1554683ce9d
hex328fbfdd8

13572505048 has 16 divisors (see below), whose sum is σ = 25449810480. Its totient is φ = 6785888928.

The previous prime is 13572505043. The next prime is 13572505103. The reversal of 13572505048 is 84050527531.

It is a self number, because there is not a number n which added to its sum of digits gives 13572505048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13572505043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177565 + ... + 242227.

It is an arithmetic number, because the mean of its divisors is an integer number (1590613155).

Almost surely, 213572505048 is an apocalyptic number.

It is an amenable number.

13572505048 is a deficient number, since it is larger than the sum of its proper divisors (11877305432).

13572505048 is a wasteful number, since it uses less digits than its factorization.

13572505048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90906 (or 90902 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 13572505048 in words is "thirteen billion, five hundred seventy-two million, five hundred five thousand, forty-eight".

Divisors: 1 2 4 8 26237 52474 64663 104948 129326 209896 258652 517304 1696563131 3393126262 6786252524 13572505048