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13232890132 = 2271164916619
BaseRepresentation
bin11000101001011110…
…11110000100010100
31021011020000110122221
430110233132010110
5204100104441012
610025030432124
7645631465420
oct142457360424
937136013587
1013232890132
115680692240
122693802644
13132b703607
148d766db80
15526b06507
hex314bde114

13232890132 has 48 divisors (see below), whose sum is σ = 28880570880. Its totient is φ = 5154098400.

The previous prime is 13232890129. The next prime is 13232890171. The reversal of 13232890132 is 23109823231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1995919 + ... + 2002537.

It is an arithmetic number, because the mean of its divisors is an integer number (601678560).

Almost surely, 213232890132 is an apocalyptic number.

It is an amenable number.

13232890132 is an abundant number, since it is smaller than the sum of its proper divisors (15647680748).

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

13232890132 is a wasteful number, since it uses less digits than its factorization.

13232890132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13132 (or 13130 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 13232890132 in words is "thirteen billion, two hundred thirty-two million, eight hundred ninety thousand, one hundred thirty-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 6491 6619 12982 13238 25964 26476 45437 46333 71401 72809 90874 92666 142802 145618 181748 185332 285604 291236 499807 509663 999614 1019326 1999228 2038652 42963929 85927858 171855716 300747503 472603219 601495006 945206438 1202990012 1890412876 3308222533 6616445066 13232890132