Base | Representation |
---|---|
bin | 1001100001101… |
… | …11111011010100 |
3 | 12120101101210120 |
4 | 10300313323110 |
5 | 130424431402 |
6 | 11532551540 |
7 | 1660213254 |
oct | 460677324 |
9 | 176341716 |
10 | 79920852 |
11 | 411277a0 |
12 | 229225b0 |
13 | 1373335b |
14 | a885964 |
15 | 703a3bc |
hex | 4c37ed4 |
79920852 has 48 divisors (see below), whose sum is σ = 210008064. Its totient is φ = 23436000.
The previous prime is 79920833. The next prime is 79920857. The reversal of 79920852 is 25802997.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79920857) 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, 5674 + ... + 13857.
It is an arithmetic number, because the mean of its divisors is an integer number (4375168).
Almost surely, 279920852 is an apocalyptic number.
It is an amenable number.
79920852 is an abundant number, since it is smaller than the sum of its proper divisors (130087212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79920852 is a wasteful number, since it uses less digits than its factorization.
79920852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19580 (or 19578 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 79920852 is about 8939.8463074037. The cubic root of 79920852 is about 430.7447917879.
The spelling of 79920852 in words is "seventy-nine million, nine hundred twenty thousand, eight hundred fifty-two".
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