Base | Representation |
---|---|
bin | 10111011111100000… |
… | …01001110000111100 |
3 | 1012112222021211200021 |
4 | 23233300021300330 |
5 | 201312222441444 |
6 | 5443301341524 |
7 | 624354612166 |
oct | 135760116074 |
9 | 35488254607 |
10 | 12612312124 |
11 | 5392359855 |
12 | 253ba078a4 |
13 | 125cc814a9 |
14 | 87908b936 |
15 | 4dc3c1584 |
hex | 2efc09c3c |
12612312124 has 12 divisors (see below), whose sum is σ = 22206955624. Its totient is φ = 6267467664.
The previous prime is 12612312079. The next prime is 12612312161. The reversal of 12612312124 is 42121321621.
It is a super-2 number, since 2×126123121242 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9671367 + ... + 9672670.
Almost surely, 212612312124 is an apocalyptic number.
It is an amenable number.
12612312124 is a deficient number, since it is larger than the sum of its proper divisors (9594643500).
12612312124 is a wasteful number, since it uses less digits than its factorization.
12612312124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19344204 (or 19344202 counting only the distinct ones).
The product of its digits is 1152, while the sum is 25.
Adding to 12612312124 its reverse (42121321621), we get a palindrome (54733633745).
The spelling of 12612312124 in words is "twelve billion, six hundred twelve million, three hundred twelve thousand, one hundred twenty-four".
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