Base | Representation |
---|---|
bin | 10110110111011000… |
… | …10110100011011101 |
3 | 1011200112000210212220 |
4 | 23123230112203131 |
5 | 200120044142423 |
6 | 5350040215553 |
7 | 613130223420 |
oct | 133354264335 |
9 | 34615023786 |
10 | 12275771613 |
11 | 522a3979a6 |
12 | 246716a5b9 |
13 | 120832b6b1 |
14 | 8464c59b7 |
15 | 4bca959e3 |
hex | 2dbb168dd |
12275771613 has 16 divisors (see below), whose sum is σ = 18853232640. Its totient is φ = 6959491056.
The previous prime is 12275771597. The next prime is 12275771639. The reversal of 12275771613 is 31617757221.
It is not a de Polignac number, because 12275771613 - 24 = 12275771597 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12275771653) 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, 2298753 + ... + 2304086.
It is an arithmetic number, because the mean of its divisors is an integer number (1178327040).
Almost surely, 212275771613 is an apocalyptic number.
It is an amenable number.
12275771613 is a deficient number, since it is larger than the sum of its proper divisors (6577461027).
12275771613 is a wasteful number, since it uses less digits than its factorization.
12275771613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4602976.
The product of its digits is 123480, while the sum is 42.
The spelling of 12275771613 in words is "twelve billion, two hundred seventy-five million, seven hundred seventy-one thousand, six hundred thirteen".
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