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13525254331 = 14992997711
BaseRepresentation
bin11001001100010101…
…10000000010111011
31021220121011002221121
430212022300002323
5210144431114311
610114033050111
7656111523241
oct144612600273
937817132847
1013525254331
115810720846
1227556b6937
131377159994
14924416791
15542607b71
hex3262b00bb

13525254331 has 8 divisors (see below), whose sum is σ = 13630824000. Its totient is φ = 13419882240.

The previous prime is 13525254317. The next prime is 13525254403. The reversal of 13525254331 is 13345252531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13525254331 - 25 = 13525254299 is a prime.

It is a super-2 number, since 2×135252543312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13525254031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89566 + ... + 187276.

It is an arithmetic number, because the mean of its divisors is an integer number (1703853000).

Almost surely, 213525254331 is an apocalyptic number.

13525254331 is a deficient number, since it is larger than the sum of its proper divisors (105569669).

13525254331 is an equidigital number, since it uses as much as digits as its factorization.

13525254331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98789.

The product of its digits is 54000, while the sum is 34.

The spelling of 13525254331 in words is "thirteen billion, five hundred twenty-five million, two hundred fifty-four thousand, three hundred thirty-one".

Divisors: 1 149 929 97711 138421 14558939 90773519 13525254331