Base | Representation |
---|---|
bin | 10111111111110010… |
… | …11111010011110101 |
3 | 1020020212000010022000 |
4 | 23333321133103311 |
5 | 202341044221000 |
6 | 5530215325513 |
7 | 634154231433 |
oct | 137771372365 |
9 | 36225003260 |
10 | 12883195125 |
11 | 55112561a9 |
12 | 25b6680899 |
13 | 12a41261a8 |
14 | 8a3041d53 |
15 | 50607d000 |
hex | 2ffe5f4f5 |
12883195125 has 64 divisors (see below), whose sum is σ = 24146353920. Its totient is φ = 6776784000.
The previous prime is 12883195097. The next prime is 12883195243. The reversal of 12883195125 is 52159138821.
12883195125 is a `hidden beast` number, since 1 + 288 + 319 + 51 + 2 + 5 = 666.
It is not a de Polignac number, because 12883195125 - 25 = 12883195093 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 220230 + ... + 272520.
It is an arithmetic number, because the mean of its divisors is an integer number (377286780).
Almost surely, 212883195125 is an apocalyptic number.
12883195125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12883195125 is a deficient number, since it is larger than the sum of its proper divisors (11263158795).
12883195125 is an equidigital number, since it uses as much as digits as its factorization.
12883195125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52388 (or 52372 counting only the distinct ones).
The product of its digits is 172800, while the sum is 45.
The spelling of 12883195125 in words is "twelve billion, eight hundred eighty-three million, one hundred ninety-five thousand, one hundred twenty-five".
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