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13542013554 = 2323283346751
BaseRepresentation
bin11001001110010101…
…01011101001110010
31021221202200120021120
430213022223221302
5210213223413204
610115432203110
7656404134036
oct144712535162
937852616246
1013542013554
11581a128243
12275b239496
13137a776c94
1492673a1c6
15543d186d9
hex3272aba72

13542013554 has 32 divisors (see below), whose sum is σ = 28361539584. Its totient is φ = 4302474000.

The previous prime is 13542013543. The next prime is 13542013601. The reversal of 13542013554 is 45531024531.

It is a super-2 number, since 2×135420135542 (a number of 21 digits) contains 22 as substring.

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, 134322 + ... + 212429.

It is an arithmetic number, because the mean of its divisors is an integer number (886298112).

Almost surely, 213542013554 is an apocalyptic number.

13542013554 is an abundant number, since it is smaller than the sum of its proper divisors (14819526030).

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

13542013554 is a wasteful number, since it uses less digits than its factorization.

13542013554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347062.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 13542013554 in words is "thirteen billion, five hundred forty-two million, thirteen thousand, five hundred fifty-four".

Divisors: 1 2 3 6 23 46 69 138 283 566 849 1698 6509 13018 19527 39054 346751 693502 1040253 2080506 7975273 15950546 23925819 47851638 98130533 196261066 294391599 588783198 2257002259 4514004518 6771006777 13542013554