Base | Representation |
---|---|
bin | 1001100000110… |
… | …00101101001100 |
3 | 12120010220101021 |
4 | 10300120231030 |
5 | 130411333342 |
6 | 11530123524 |
7 | 1656141400 |
oct | 460305514 |
9 | 176126337 |
10 | 79792972 |
11 | 4104a706 |
12 | 228805a4 |
13 | 136ba09c |
14 | a851100 |
15 | 7012567 |
hex | 4c18b4c |
79792972 has 36 divisors (see below), whose sum is σ = 162989904. Its totient is φ = 34080480.
The previous prime is 79792943. The next prime is 79792991. The reversal of 79792972 is 27929797.
It is a nialpdrome in base 14.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82033 + ... + 82999.
Almost surely, 279792972 is an apocalyptic number.
It is an amenable number.
79792972 is an abundant number, since it is smaller than the sum of its proper divisors (83196932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79792972 is a wasteful number, since it uses less digits than its factorization.
79792972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1406 (or 1397 counting only the distinct ones).
The product of its digits is 1000188, while the sum is 52.
The square root of 79792972 is about 8932.6911958267. The cubic root of 79792972 is about 430.5149266642.
It can be divided in two parts, 7 and 9792972, that added together give a palindrome (9792979).
The spelling of 79792972 in words is "seventy-nine million, seven hundred ninety-two thousand, nine hundred seventy-two".
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