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13107752427 = 37112910119373
BaseRepresentation
bin11000011010100100…
…00110110111101011
31020211111112211000010
430031102012313223
5203321041034202
610004400343003
7642552025440
oct141522066753
936744484003
1013107752427
115616a91450
122659914a63
13130b7cb033
148c4bb79c7
1551ab3876c
hex30d486deb

13107752427 has 64 divisors (see below), whose sum is σ = 22765224960. Its totient is φ = 6508992000.

The previous prime is 13107752387. The next prime is 13107752431. The reversal of 13107752427 is 72425770131.

It is not a de Polignac number, because 13107752427 - 26 = 13107752363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13107752447) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 666913 + ... + 686285.

It is an arithmetic number, because the mean of its divisors is an integer number (355706640).

Almost surely, 213107752427 is an apocalyptic number.

13107752427 is a deficient number, since it is larger than the sum of its proper divisors (9657472533).

13107752427 is a wasteful number, since it uses less digits than its factorization.

13107752427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19524.

The product of its (nonzero) digits is 82320, while the sum is 39.

The spelling of 13107752427 in words is "thirteen billion, one hundred seven million, seven hundred fifty-two thousand, four hundred twenty-seven".

Divisors: 1 3 7 11 21 29 33 77 87 101 203 231 303 319 609 707 957 1111 2121 2233 2929 3333 6699 7777 8787 19373 20503 23331 32219 58119 61509 96657 135611 213103 225533 406833 561817 639309 676599 1491721 1685451 1956673 3932719 4475163 5870019 6179987 11798157 13696711 18539961 21523403 41090133 43259909 56743517 64570209 129779727 150663821 170230551 397204619 451991463 624178687 1191613857 1872536061 4369250809 13107752427