Base | Representation |
---|---|
bin | 1001011011101… |
… | …10111011101001 |
3 | 12111220020102112 |
4 | 10231312323221 |
5 | 130224132340 |
6 | 11504012105 |
7 | 1650411500 |
oct | 455667351 |
9 | 174806375 |
10 | 79130345 |
11 | 40737888 |
12 | 22601035 |
13 | 135175b8 |
14 | a71b837 |
15 | 6e31065 |
hex | 4b76ee9 |
79130345 has 48 divisors (see below), whose sum is σ = 118195200. Its totient is φ = 50561280.
The previous prime is 79130333. The next prime is 79130347. The reversal of 79130345 is 54303197.
It is a happy number.
It is not a de Polignac number, because 79130345 - 28 = 79130089 is a prime.
It is a super-2 number, since 2×791303452 = 12523222999638050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (79130347) 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 47 ways as a sum of consecutive naturals, for example, 414200 + ... + 414390.
It is an arithmetic number, because the mean of its divisors is an integer number (2462400).
Almost surely, 279130345 is an apocalyptic number.
It is an amenable number.
79130345 is a deficient number, since it is larger than the sum of its proper divisors (39064855).
79130345 is a wasteful number, since it uses less digits than its factorization.
79130345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318 (or 311 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 79130345 is about 8895.5238743989. The cubic root of 79130345 is about 429.3199002046.
The spelling of 79130345 in words is "seventy-nine million, one hundred thirty thousand, three hundred forty-five".
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