Base | Representation |
---|---|
bin | 1001100001000… |
… | …11110000010001 |
3 | 12120020012110022 |
4 | 10300203300101 |
5 | 130414310400 |
6 | 11531113225 |
7 | 1656420335 |
oct | 460436021 |
9 | 176205408 |
10 | 79838225 |
11 | 41080705 |
12 | 228a2815 |
13 | 1370486c |
14 | a8637c5 |
15 | 7020b85 |
hex | 4c23c11 |
79838225 has 12 divisors (see below), whose sum is σ = 99112704. Its totient is φ = 63797520.
The previous prime is 79838219. The next prime is 79838233. The reversal of 79838225 is 52283897.
It is not a de Polignac number, because 79838225 - 210 = 79837201 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35072 + ... + 37278.
It is an arithmetic number, because the mean of its divisors is an integer number (8259392).
Almost surely, 279838225 is an apocalyptic number.
It is an amenable number.
79838225 is a deficient number, since it is larger than the sum of its proper divisors (19274479).
79838225 is a wasteful number, since it uses less digits than its factorization.
79838225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3664 (or 3659 counting only the distinct ones).
The product of its digits is 241920, while the sum is 44.
The square root of 79838225 is about 8935.2238360323. The cubic root of 79838225 is about 430.5962972816.
The spelling of 79838225 in words is "seventy-nine million, eight hundred thirty-eight thousand, two hundred twenty-five".
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