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13528333412 = 221119311513457
BaseRepresentation
bin11001001100101100…
…11111110001100100
31021220210221112122122
430212112133301210
5210201223132122
610114223045112
7656146636166
oct144626376144
937823845578
1013528333412
115812434140
122756740798
131377997319
149249b8936
15542a15142
hex32659fc64

13528333412 has 96 divisors (see below), whose sum is σ = 28257116160. Its totient is φ = 5598720000.

The previous prime is 13528333367. The next prime is 13528333471. The reversal of 13528333412 is 21433382531.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3911588 + ... + 3915044.

It is an arithmetic number, because the mean of its divisors is an integer number (294344960).

Almost surely, 213528333412 is an apocalyptic number.

It is an amenable number.

13528333412 is an abundant number, since it is smaller than the sum of its proper divisors (14728782748).

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

13528333412 is a wasteful number, since it uses less digits than its factorization.

13528333412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673 (or 3671 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The spelling of 13528333412 in words is "thirteen billion, five hundred twenty-eight million, three hundred thirty-three thousand, four hundred twelve".

Divisors: 1 2 4 11 19 22 31 38 44 62 76 124 151 209 302 341 418 589 604 682 836 1178 1364 1661 2356 2869 3322 3457 4681 5738 6479 6644 6914 9362 11476 12958 13828 18724 25916 31559 38027 51491 63118 65683 76054 88939 102982 107167 126236 131366 152108 177878 205964 214334 262732 355756 428668 522007 722513 978329 1044014 1178837 1445026 1956658 2036173 2088028 2357674 2890052 3913316 4072346 4715348 5742077 8144692 9918133 11484154 16182217 19836266 22397903 22968308 32364434 39672532 44795806 64728868 89591612 109099463 178004387 218198926 307462123 356008774 436397852 614924246 712017548 1229848492 3382083353 6764166706 13528333412