Base | Representation |
---|---|
bin | 100101001011010101… |
… | …1010000110101010100 |
3 | 21122002000000211101110 |
4 | 1022112223100311110 |
5 | 2302001324203433 |
6 | 100402103055020 |
7 | 5524305102144 |
oct | 1122653206524 |
9 | 248060024343 |
10 | 79837334868 |
11 | 3094a104395 |
12 | 13581441470 |
13 | 76b4520265 |
14 | 3c15314924 |
15 | 212408b963 |
hex | 1296ad0d54 |
79837334868 has 48 divisors (see below), whose sum is σ = 188160860160. Its totient is φ = 26344946784.
The previous prime is 79837334861. The next prime is 79837334887. The reversal of 79837334868 is 86843373897.
It is a junction number, because it is equal to n+sod(n) for n = 79837334799 and 79837334808.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79837334861) by changing a digit.
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, 4201573 + ... + 4220531.
It is an arithmetic number, because the mean of its divisors is an integer number (3920017920).
Almost surely, 279837334868 is an apocalyptic number.
It is an amenable number.
79837334868 is an abundant number, since it is smaller than the sum of its proper divisors (108323525292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79837334868 is a wasteful number, since it uses less digits than its factorization.
79837334868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22476 (or 22474 counting only the distinct ones).
The product of its digits is 146313216, while the sum is 66.
The spelling of 79837334868 in words is "seventy-nine billion, eight hundred thirty-seven million, three hundred thirty-four thousand, eight hundred sixty-eight".
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