Base | Representation |
---|---|
bin | 11000000011100111… |
… | …10001000011000100 |
3 | 1020100002022122102110 |
4 | 30001303301003010 |
5 | 202422300434343 |
6 | 5533322341020 |
7 | 635023544121 |
oct | 140163610304 |
9 | 36302278373 |
10 | 12915249348 |
11 | 5528359aa1 |
12 | 260535a770 |
13 | 12aa96a1a1 |
14 | 8a73c7748 |
15 | 508cb0833 |
hex | 301cf10c4 |
12915249348 has 48 divisors (see below), whose sum is σ = 30852261440. Its totient is φ = 4202803584.
The previous prime is 12915249337. The next prime is 12915249353. The reversal of 12915249348 is 84394251921.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12915249297 and 12915249306.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1227486 + ... + 1237962.
Almost surely, 212915249348 is an apocalyptic number.
It is an amenable number.
12915249348 is an abundant number, since it is smaller than the sum of its proper divisors (17937012092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12915249348 is a wasteful number, since it uses less digits than its factorization.
12915249348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12916 (or 12914 counting only the distinct ones).
The product of its digits is 622080, while the sum is 48.
The spelling of 12915249348 in words is "twelve billion, nine hundred fifteen million, two hundred forty-nine thousand, three hundred forty-eight".
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