Base | Representation |
---|---|
bin | 10110100101011001… |
… | …01001010100001101 |
3 | 1011022000001101011210 |
4 | 23102230221110031 |
5 | 144312430303032 |
6 | 5323045405033 |
7 | 606315361110 |
oct | 132254512415 |
9 | 34260041153 |
10 | 12124853517 |
11 | 51621889a7 |
12 | 2424709779 |
13 | 11b2c9a94a |
14 | 83043c577 |
15 | 4ae6d42cc |
hex | 2d2b2950d |
12124853517 has 16 divisors (see below), whose sum is σ = 19071967232. Its totient is φ = 6704987760.
The previous prime is 12124853479. The next prime is 12124853519. The reversal of 12124853517 is 71535842121.
It is not a de Polignac number, because 12124853517 - 214 = 12124837133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12124853519) 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, 9311833 + ... + 9313134.
It is an arithmetic number, because the mean of its divisors is an integer number (1191997952).
Almost surely, 212124853517 is an apocalyptic number.
It is an amenable number.
12124853517 is a deficient number, since it is larger than the sum of its proper divisors (6947113715).
12124853517 is a wasteful number, since it uses less digits than its factorization.
12124853517 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18625008.
The product of its digits is 67200, while the sum is 39.
The spelling of 12124853517 in words is "twelve billion, one hundred twenty-four million, eight hundred fifty-three thousand, five hundred seventeen".
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