Base | Representation |
---|---|
bin | 10111111010110000… |
… | …01111100010000011 |
3 | 1020010220110121000111 |
4 | 23331120033202003 |
5 | 202244234102230 |
6 | 5522105332151 |
7 | 633132031021 |
oct | 137530174203 |
9 | 36126417014 |
10 | 12840925315 |
11 | 549a405279 |
12 | 25a4497057 |
13 | 129844647a |
14 | 89b59b711 |
15 | 5024cd92a |
hex | 2fd60f883 |
12840925315 has 8 divisors (see below), whose sum is σ = 15470502768. Its totient is φ = 10231812000.
The previous prime is 12840925301. The next prime is 12840925373. The reversal of 12840925315 is 51352904821.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12840925315 - 27 = 12840925187 is a prime.
It is a Duffinian 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, 5114652 + ... + 5117161.
It is an arithmetic number, because the mean of its divisors is an integer number (1933812846).
Almost surely, 212840925315 is an apocalyptic number.
12840925315 is a deficient number, since it is larger than the sum of its proper divisors (2629577453).
12840925315 is a wasteful number, since it uses less digits than its factorization.
12840925315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10232069.
The product of its (nonzero) digits is 86400, while the sum is 40.
The spelling of 12840925315 in words is "twelve billion, eight hundred forty million, nine hundred twenty-five thousand, three hundred fifteen".
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