Search a number
-
+
12284618113 = 238923472557
BaseRepresentation
bin10110111000011100…
…00110010110000001
31011201010200021000001
423130032012112001
5200124330234423
65350554000001
7613265350105
oct133416062601
934633607001
1012284618113
11523438a459
12246a116001
13120a108201
14847749905
154bd741cad
hex2dc386581

12284618113 has 16 divisors (see below), whose sum is σ = 12973357440. Its totient is φ = 11608983936.

The previous prime is 12284618083. The next prime is 12284618173. The reversal of 12284618113 is 31181648221.

It is a de Polignac number, because none of the positive numbers 2k-12284618113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12284618173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4803031 + ... + 4805587.

It is an arithmetic number, because the mean of its divisors is an integer number (810834840).

Almost surely, 212284618113 is an apocalyptic number.

It is an amenable number.

12284618113 is a deficient number, since it is larger than the sum of its proper divisors (688739327).

12284618113 is a wasteful number, since it uses less digits than its factorization.

12284618113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016.

The product of its digits is 18432, while the sum is 37.

The spelling of 12284618113 in words is "twelve billion, two hundred eighty-four million, six hundred eighteen thousand, one hundred thirteen".

Divisors: 1 23 89 2047 2347 2557 53981 58811 208883 227573 4804309 5234179 6001279 138029417 534113831 12284618113