Base | Representation |
---|---|
bin | 100101101100100001… |
… | …0111101011101010010 |
3 | 21201221121021220200110 |
4 | 1023121002331131102 |
5 | 2311241403440333 |
6 | 101104401302150 |
7 | 5564015546160 |
oct | 1133102753522 |
9 | 251847256613 |
10 | 80950843218 |
11 | 31370705723 |
12 | 13832334956 |
13 | 783112063b |
14 | 3cbd16c230 |
15 | 218bbe0063 |
hex | 12d90bd752 |
80950843218 has 16 divisors (see below), whose sum is σ = 185030498880. Its totient is φ = 23128812336.
The previous prime is 80950843139. The next prime is 80950843231. The reversal of 80950843218 is 81234805908.
It is a Curzon number.
It is an unprimeable number.
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, 963700473 + ... + 963700556.
It is an arithmetic number, because the mean of its divisors is an integer number (11564406180).
Almost surely, 280950843218 is an apocalyptic number.
80950843218 is an abundant number, since it is smaller than the sum of its proper divisors (104079655662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80950843218 is a wasteful number, since it uses less digits than its factorization.
80950843218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1927401041.
The product of its (nonzero) digits is 552960, while the sum is 48.
The spelling of 80950843218 in words is "eighty billion, nine hundred fifty million, eight hundred forty-three thousand, two hundred eighteen".
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