Base | Representation |
---|---|
bin | 1011101101110000100111… |
… | …0110010110110110001000 |
3 | 1200121101112011021222000202 |
4 | 2323130021312112312020 |
5 | 3142014310133240000 |
6 | 43221202310151332 |
7 | 2466414353622035 |
oct | 273341166266610 |
9 | 50541464258022 |
10 | 12880772165000 |
11 | 41167830a4673 |
12 | 1540468652548 |
13 | 72586175951c |
14 | 32760b48038c |
15 | 1750d23aadd5 |
hex | bb709d96d88 |
12880772165000 has 40 divisors (see below), whose sum is σ = 30179649194310. Its totient is φ = 5152308864000.
The previous prime is 12880772164999. The next prime is 12880772165017. The reversal of 12880772165000 is 56127708821.
It can be written as a sum of positive squares in 5 ways, for example, as 89663115844 + 12791109049156 = 299438^2 + 3576466^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1288072217 + ... + 1288082216.
Almost surely, 212880772165000 is an apocalyptic number.
12880772165000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12880772165000 is an abundant number, since it is smaller than the sum of its proper divisors (17298877029310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12880772165000 is an equidigital number, since it uses as much as digits as its factorization.
12880772165000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2576154459 (or 2576154440 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 47.
The spelling of 12880772165000 in words is "twelve trillion, eight hundred eighty billion, seven hundred seventy-two million, one hundred sixty-five thousand".
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