Base | Representation |
---|---|
bin | 1001011111110… |
… | …10010000011000 |
3 | 12112220120021212 |
4 | 10233322100120 |
5 | 130343340443 |
6 | 11523322252 |
7 | 1655111642 |
oct | 457722030 |
9 | 175816255 |
10 | 79668248 |
11 | 40a74a30 |
12 | 22820388 |
13 | 1367539a |
14 | a81b892 |
15 | 6eda618 |
hex | 4bfa418 |
79668248 has 64 divisors (see below), whose sum is σ = 169827840. Its totient is φ = 34720000.
The previous prime is 79668181. The next prime is 79668263. The reversal of 79668248 is 84286697.
It is a junction number, because it is equal to n+sod(n) for n = 79668196 and 79668205.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256013 + ... + 256323.
It is an arithmetic number, because the mean of its divisors is an integer number (2653560).
Almost surely, 279668248 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 79668248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84913920).
79668248 is an abundant number, since it is smaller than the sum of its proper divisors (90159592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79668248 is a wasteful number, since it uses less digits than its factorization.
79668248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440 (or 436 counting only the distinct ones).
The product of its digits is 1161216, while the sum is 50.
The square root of 79668248 is about 8925.7071428543. The cubic root of 79668248 is about 430.2904977713.
The spelling of 79668248 in words is "seventy-nine million, six hundred sixty-eight thousand, two hundred forty-eight".
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