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13530510105 = 3571237104173
BaseRepresentation
bin11001001100111101…
…10011001100011001
31021220222001010111220
430212132303030121
5210202302310410
610114341442253
7656204303220
oct144636631431
937828033456
1013530510105
115813690562
122757410389
131378279cc8
14924dc3cb7
15542ce5070
hex3267b3319

13530510105 has 32 divisors (see below), whose sum is σ = 24761743104. Its totient is φ = 6180316416.

The previous prime is 13530510089. The next prime is 13530510151. The reversal of 13530510105 is 50101503531.

It is not a de Polignac number, because 13530510105 - 24 = 13530510089 is a prime.

It is a super-2 number, since 2×135305101052 (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 31 ways as a sum of consecutive naturals, for example, 77799 + ... + 181971.

It is an arithmetic number, because the mean of its divisors is an integer number (773804472).

Almost surely, 213530510105 is an apocalyptic number.

13530510105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13530510105 is a deficient number, since it is larger than the sum of its proper divisors (11231232999).

13530510105 is a wasteful number, since it uses less digits than its factorization.

13530510105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105425.

The product of its (nonzero) digits is 1125, while the sum is 24.

The spelling of 13530510105 in words is "thirteen billion, five hundred thirty million, five hundred ten thousand, one hundred five".

Divisors: 1 3 5 7 15 21 35 105 1237 3711 6185 8659 18555 25977 43295 104173 129885 312519 520865 729211 1562595 2187633 3646055 10938165 128862001 386586003 644310005 902034007 1932930015 2706102021 4510170035 13530510105