Base | Representation |
---|---|
bin | 1001011101110… |
… | …00010001000000 |
3 | 12112101211111220 |
4 | 10232320101000 |
5 | 130311213302 |
6 | 11513435040 |
7 | 1652604624 |
oct | 456702100 |
9 | 175354456 |
10 | 79397952 |
11 | 408aa947 |
12 | 2270ba80 |
13 | 135ac34a |
14 | a78b184 |
15 | 6e854bc |
hex | 4bb8440 |
79397952 has 112 divisors (see below), whose sum is σ = 219943680. Its totient is φ = 25256448.
The previous prime is 79397933. The next prime is 79397957. The reversal of 79397952 is 25979397.
It is a happy number.
Its product of digits (1071630) is a multiple of the sum of its prime divisors (270).
It is a junction number, because it is equal to n+sod(n) for n = 79397895 and 79397904.
It is not an unprimeable number, because it can be changed into a prime (79397957) 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, 487023 + ... + 487185.
Almost surely, 279397952 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 79397952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109971840).
79397952 is an abundant number, since it is smaller than the sum of its proper divisors (140545728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79397952 is a wasteful number, since it uses less digits than its factorization.
79397952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280 (or 270 counting only the distinct ones).
The product of its digits is 1071630, while the sum is 51.
The square root of 79397952 is about 8910.5528448015. The cubic root of 79397952 is about 429.8033209067.
The spelling of 79397952 in words is "seventy-nine million, three hundred ninety-seven thousand, nine hundred fifty-two".
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