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13102690284 = 2232734985803
BaseRepresentation
bin11000011001111101…
…10010111111101100
31020211011000122001100
430030332302333230
5203313242042114
610004100043100
7642461013135
oct141476627754
936734018040
1013102690284
115614144162
122658093490
13130a747b98
148c425ac8c
1551a488909
hex30cfb2fec

13102690284 has 36 divisors (see below), whose sum is σ = 33574404136. Its totient is φ = 4307732928.

The previous prime is 13102690283. The next prime is 13102690309. The reversal of 13102690284 is 48209620131.

13102690284 is a `hidden beast` number, since 1 + 310 + 2 + 69 + 0 + 284 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13102690283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2490274 + ... + 2495529.

Almost surely, 213102690284 is an apocalyptic number.

It is an amenable number.

13102690284 is an abundant number, since it is smaller than the sum of its proper divisors (20471713852).

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

13102690284 is a wasteful number, since it uses less digits than its factorization.

13102690284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4985886 (or 4985881 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 13102690284 in words is "thirteen billion, one hundred two million, six hundred ninety thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 9 12 18 36 73 146 219 292 438 657 876 1314 2628 4985803 9971606 14957409 19943212 29914818 44872227 59829636 89744454 179488908 363963619 727927238 1091890857 1455854476 2183781714 3275672571 4367563428 6551345142 13102690284