Base | Representation |
---|---|
bin | 10111110110000111… |
… | …10010110000110000 |
3 | 1020001012020111110110 |
4 | 23323003302300300 |
5 | 202204303311120 |
6 | 5514155301320 |
7 | 632150201532 |
oct | 137303626060 |
9 | 36035214413 |
10 | 12802010160 |
11 | 547a445795 |
12 | 259344a840 |
13 | 129036c654 |
14 | 89634b852 |
15 | 4edd932e0 |
hex | 2fb0f2c30 |
12802010160 has 80 divisors (see below), whose sum is σ = 39697102080. Its totient is φ = 3412934400.
The previous prime is 12802010153. The next prime is 12802010231. The reversal of 12802010160 is 6101020821.
12802010160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1714435 + ... + 1721885.
It is an arithmetic number, because the mean of its divisors is an integer number (496213776).
Almost surely, 212802010160 is an apocalyptic number.
12802010160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12802010160 is an abundant number, since it is smaller than the sum of its proper divisors (26895091920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12802010160 is a wasteful number, since it uses less digits than its factorization.
12802010160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14626 (or 14620 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 21.
Adding to 12802010160 its reverse (6101020821), we get a palindrome (18903030981).
The spelling of 12802010160 in words is "twelve billion, eight hundred two million, ten thousand, one hundred sixty".
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