Base | Representation |
---|---|
bin | 1001100010010… |
… | …10000110011000 |
3 | 12120112011220110 |
4 | 10301022012120 |
5 | 130434322123 |
6 | 11534324320 |
7 | 1660643262 |
oct | 461120630 |
9 | 176464813 |
10 | 79995288 |
11 | 4117870a |
12 | 229596a0 |
13 | 1375b1b9 |
14 | a8a4b32 |
15 | 7052493 |
hex | 4c4a198 |
79995288 has 64 divisors (see below), whose sum is σ = 209802240. Its totient is φ = 25369344.
The previous prime is 79995287. The next prime is 79995313. The reversal of 79995288 is 88259997.
It is a super-2 number, since 2×799952882 = 12798492204405888, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79995287) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172545 + ... + 173007.
It is an arithmetic number, because the mean of its divisors is an integer number (3278160).
Almost surely, 279995288 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 79995288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104901120).
79995288 is an abundant number, since it is smaller than the sum of its proper divisors (129806952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79995288 is a wasteful number, since it uses less digits than its factorization.
79995288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 808 (or 804 counting only the distinct ones).
The product of its digits is 3265920, while the sum is 57.
The square root of 79995288 is about 8944.0084973126. The cubic root of 79995288 is about 430.8784780934.
The spelling of 79995288 in words is "seventy-nine million, nine hundred ninety-five thousand, two hundred eighty-eight".
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