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13442501254 = 27131929134047
BaseRepresentation
bin11001000010011110…
…00100101010000110
31021200211102211001211
430201033010222012
5210012240020004
610101515242034
7654055242520
oct144117045206
937624384054
1013442501254
115778a3a176
122731a4931a
131362c74470
14917434a10
1553a20d504
hex3213c4a86

13442501254 has 64 divisors (see below), whose sum is σ = 27024076800. Its totient is φ = 4864261248.

The previous prime is 13442501231. The next prime is 13442501297. The reversal of 13442501254 is 45210524431.

It is a congruent number.

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, 33259 + ... + 167305.

It is an arithmetic number, because the mean of its divisors is an integer number (422251200).

Almost surely, 213442501254 is an apocalyptic number.

13442501254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13442501254 is an abundant number, since it is smaller than the sum of its proper divisors (13581575546).

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

13442501254 is a wasteful number, since it uses less digits than its factorization.

13442501254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134117.

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 13442501254 in words is "thirteen billion, four hundred forty-two million, five hundred one thousand, two hundred fifty-four".

Divisors: 1 2 7 13 14 19 26 29 38 58 91 133 182 203 247 266 377 406 494 551 754 1102 1729 2639 3458 3857 5278 7163 7714 14326 50141 100282 134047 268094 938329 1742611 1876658 2546893 3485222 3887363 5093786 7774726 12198277 17828251 24396554 27211541 33109609 35656502 50535719 54423082 66219218 73859897 101071438 147719794 231767263 353750033 463534526 517019279 707500066 960178661 1034038558 1920357322 6721250627 13442501254