Base | Representation |
---|---|
bin | 110111110110100001011001… |
… | …000001011001010111001000 |
3 | 1012012201212212121000222011022 |
4 | 313312201121001121113020 |
5 | 224144023202330143310 |
6 | 2230233041501452012 |
7 | 102511564634163440 |
oct | 6766413101312710 |
9 | 1165655777028138 |
10 | 245639263131080 |
11 | 712a5032264a35 |
12 | 23672650271008 |
13 | a70a8b5a7c930 |
14 | 449300a4c3120 |
15 | 1d5e9932caa55 |
hex | df68590595c8 |
245639263131080 has 128 divisors (see below), whose sum is σ = 680557764257280. Its totient is φ = 77703525365760.
The previous prime is 245639263130909. The next prime is 245639263131127. The reversal of 245639263131080 is 80131362936542.
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 31 ways as a sum of consecutive naturals, for example, 8570861 + ... + 23764220.
It is an arithmetic number, because the mean of its divisors is an integer number (5316857533260).
Almost surely, 2245639263131080 is an apocalyptic number.
245639263131080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245639263131080 is an abundant number, since it is smaller than the sum of its proper divisors (434918501126200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245639263131080 is a wasteful number, since it uses less digits than its factorization.
245639263131080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32337199 (or 32337195 counting only the distinct ones).
The product of its (nonzero) digits is 5598720, while the sum is 53.
The spelling of 245639263131080 in words is "two hundred forty-five trillion, six hundred thirty-nine billion, two hundred sixty-three million, one hundred thirty-one thousand, eighty".
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