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13528936960 = 29571168633
BaseRepresentation
bin11001001100110001…
…10011001000000000
31021220212002012120021
430212120303020000
5210201401440320
610114244023224
7656155031620
oct144630631000
937825065507
1013528936960
115812806640
122756991b14
131377b48c56
14924ad4880
15542ad3daa
hex326633200

13528936960 has 160 divisors (see below), whose sum is σ = 40442447232. Its totient is φ = 4216750080.

The previous prime is 13528936937. The next prime is 13528936987. The reversal of 13528936960 is 6963982531.

It is a tau number, because it is divible by the number of its divisors (160).

It is a junction number, because it is equal to n+sod(n) for n = 13528936898 and 13528936907.

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, 162804 + ... + 231436.

Almost surely, 213528936960 is an apocalyptic number.

13528936960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13528936960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20221223616).

13528936960 is an abundant number, since it is smaller than the sum of its proper divisors (26913510272).

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

13528936960 is an equidigital number, since it uses as much as digits as its factorization.

13528936960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68674 (or 68658 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 13528936960 in words is "thirteen billion, five hundred twenty-eight million, nine hundred thirty-six thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 55 56 64 70 77 80 88 110 112 128 140 154 160 176 220 224 256 280 308 320 352 385 440 448 512 560 616 640 704 770 880 896 1120 1232 1280 1408 1540 1760 1792 2240 2464 2560 2816 3080 3520 3584 4480 4928 5632 6160 7040 8960 9856 12320 14080 17920 19712 24640 28160 39424 49280 68633 98560 137266 197120 274532 343165 480431 549064 686330 754963 960862 1098128 1372660 1509926 1921724 2196256 2402155 2745320 3019852 3774815 3843448 4392512 4804310 5284741 5490640 6039704 7549630 7686896 8785024 9608620 10569482 10981280 12079408 15099260 15373792 17570048 19217240 21138964 21962560 24158816 26423705 30198520 30747584 35140096 38434480 42277928 43925120 48317632 52847410 60397040 61495168 76868960 84555856 87850240 96635264 105694820 120794080 122990336 153737920 169111712 175700480 193270528 211389640 241588160 245980672 307475840 338223424 386541056 422779280 483176320 614951680 676446848 845558560 966352640 1229903360 1352893696 1691117120 1932705280 2705787392 3382234240 6764468480 13528936960