Base | Representation |
---|---|
bin | 10110111100000111… |
… | …00111100111100110 |
3 | 1011210021122102110021 |
4 | 23132003213213212 |
5 | 200210222102004 |
6 | 5354014145354 |
7 | 614121246616 |
oct | 133603474746 |
9 | 34707572407 |
10 | 12315425254 |
11 | 524a811300 |
12 | 24784b225a |
13 | 12136036a2 |
14 | 84b888a46 |
15 | 4c12c9d54 |
hex | 2de0e79e6 |
12315425254 has 24 divisors (see below), whose sum is σ = 20311069464. Its totient is φ = 5596298400.
The previous prime is 12315425249. The next prime is 12315425281. The reversal of 12315425254 is 45252451321.
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 11 ways as a sum of consecutive naturals, for example, 1328074 + ... + 1337314.
It is an arithmetic number, because the mean of its divisors is an integer number (846294561).
Almost surely, 212315425254 is an apocalyptic number.
12315425254 is a deficient number, since it is larger than the sum of its proper divisors (7995644210).
12315425254 is a wasteful number, since it uses less digits than its factorization.
12315425254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14772 (or 14761 counting only the distinct ones).
The product of its digits is 48000, while the sum is 34.
Adding to 12315425254 its reverse (45252451321), we get a palindrome (57567876575).
The spelling of 12315425254 in words is "twelve billion, three hundred fifteen million, four hundred twenty-five thousand, two hundred fifty-four".
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