Base | Representation |
---|---|
bin | 10111111001100101… |
… | …10100000001101110 |
3 | 1020010020000002111111 |
4 | 23330302310001232 |
5 | 202234231111301 |
6 | 5521115142234 |
7 | 632652443443 |
oct | 137462640156 |
9 | 36106002444 |
10 | 12831113326 |
11 | 5494913399 |
12 | 25a114497a |
13 | 12963bc365 |
14 | 89a1659ca |
15 | 5016e1551 |
hex | 2fccb406e |
12831113326 has 32 divisors (see below), whose sum is σ = 20748856320. Its totient is φ = 5932836000.
The previous prime is 12831113297. The next prime is 12831113353. The reversal of 12831113326 is 62331113821.
It is a happy number.
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, 248955 + ... + 296041.
It is an arithmetic number, because the mean of its divisors is an integer number (648401760).
Almost surely, 212831113326 is an apocalyptic number.
12831113326 is a deficient number, since it is larger than the sum of its proper divisors (7917742994).
12831113326 is a wasteful number, since it uses less digits than its factorization.
12831113326 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47280.
The product of its digits is 5184, while the sum is 31.
The spelling of 12831113326 in words is "twelve billion, eight hundred thirty-one million, one hundred thirteen thousand, three hundred twenty-six".
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