Base | Representation |
---|---|
bin | 10111001111110011… |
… | …11000010010110100 |
3 | 1012012210112102100022 |
4 | 23213321320102310 |
5 | 201030021104101 |
6 | 5422235304312 |
7 | 621165504002 |
oct | 134771702264 |
9 | 35183472308 |
10 | 12480644276 |
11 | 5324aa8851 |
12 | 25038ab098 |
13 | 123b900819 |
14 | 8657b5a72 |
15 | 4d0a63a1b |
hex | 2e7e784b4 |
12480644276 has 24 divisors (see below), whose sum is σ = 22608875520. Its totient is φ = 6021243872.
The previous prime is 12480644273. The next prime is 12480644287. The reversal of 12480644276 is 67244608421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12480644273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149645 + ... + 217611.
It is an arithmetic number, because the mean of its divisors is an integer number (942036480).
Almost surely, 212480644276 is an apocalyptic number.
It is an amenable number.
12480644276 is a deficient number, since it is larger than the sum of its proper divisors (10128231244).
12480644276 is a wasteful number, since it uses less digits than its factorization.
12480644276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69583 (or 69581 counting only the distinct ones).
The product of its (nonzero) digits is 516096, while the sum is 44.
The spelling of 12480644276 in words is "twelve billion, four hundred eighty million, six hundred forty-four thousand, two hundred seventy-six".
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