Base | Representation |
---|---|
bin | 10111011010100101… |
… | …00111110011011100 |
3 | 1012110002120210121110 |
4 | 23231102213303130 |
5 | 201221140011122 |
6 | 5435224302020 |
7 | 623343606423 |
oct | 135522476334 |
9 | 35402523543 |
10 | 12571016412 |
11 | 5371013769 |
12 | 252a011910 |
13 | 1254552c66 |
14 | 8737bc2ba |
15 | 4d896590c |
hex | 2ed4a7cdc |
12571016412 has 24 divisors (see below), whose sum is σ = 29334211200. Its totient is φ = 4190076016.
The previous prime is 12571016389. The next prime is 12571016467. The reversal of 12571016412 is 21461017521.
It is a self number, because there is not a number n which added to its sum of digits gives 12571016412.
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, 307639 + ... + 346097.
It is an arithmetic number, because the mean of its divisors is an integer number (1222258800).
Almost surely, 212571016412 is an apocalyptic number.
12571016412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12571016412 is an abundant number, since it is smaller than the sum of its proper divisors (16763194788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12571016412 is a wasteful number, since it uses less digits than its factorization.
12571016412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65705 (or 65703 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 30.
The spelling of 12571016412 in words is "twelve billion, five hundred seventy-one million, sixteen thousand, four hundred twelve".
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