Base | Representation |
---|---|
bin | 1001100000111… |
… | …00001010001001 |
3 | 12120011121210000 |
4 | 10300130022021 |
5 | 130412311423 |
6 | 11530313213 |
7 | 1656230541 |
oct | 460341211 |
9 | 176147700 |
10 | 79807113 |
11 | 4105a2a1 |
12 | 22888809 |
13 | 136c3659 |
14 | a856321 |
15 | 7016843 |
hex | 4c1c289 |
79807113 has 40 divisors (see below), whose sum is σ = 126536960. Its totient is φ = 50038560.
The previous prime is 79807111. The next prime is 79807121. The reversal of 79807113 is 31170897.
It is not a de Polignac number, because 79807113 - 21 = 79807111 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (79807111) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 92478 + ... + 93336.
It is an arithmetic number, because the mean of its divisors is an integer number (3163424).
Almost surely, 279807113 is an apocalyptic number.
It is an amenable number.
79807113 is a deficient number, since it is larger than the sum of its proper divisors (46729847).
79807113 is a wasteful number, since it uses less digits than its factorization.
79807113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 939 (or 930 counting only the distinct ones).
The product of its (nonzero) digits is 10584, while the sum is 36.
The square root of 79807113 is about 8933.4826915375. The cubic root of 79807113 is about 430.5403572747.
The spelling of 79807113 in words is "seventy-nine million, eight hundred seven thousand, one hundred thirteen".
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