Base | Representation |
---|---|
bin | 10110111101111111… |
… | …00010000110011100 |
3 | 1011211101012101002101 |
4 | 23132333202012130 |
5 | 200223232200132 |
6 | 5355334534444 |
7 | 614401613044 |
oct | 133677420634 |
9 | 34741171071 |
10 | 12331131292 |
11 | 52586694a7 |
12 | 2481807424 |
13 | 12169424bc |
14 | 84d9b6724 |
15 | 4c287d7e7 |
hex | 2defe219c |
12331131292 has 24 divisors (see below), whose sum is σ = 21626420480. Its totient is φ = 6152172480.
The previous prime is 12331131287. The next prime is 12331131317. The reversal of 12331131292 is 29213113321.
It is a self number, because there is not a number n which added to its sum of digits gives 12331131292.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5506309 + ... + 5508547.
Almost surely, 212331131292 is an apocalyptic number.
It is an amenable number.
12331131292 is a deficient number, since it is larger than the sum of its proper divisors (9295289188).
12331131292 is a wasteful number, since it uses less digits than its factorization.
12331131292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4621 (or 4619 counting only the distinct ones).
The product of its digits is 1944, while the sum is 28.
The spelling of 12331131292 in words is "twelve billion, three hundred thirty-one million, one hundred thirty-one thousand, two hundred ninety-two".
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