Base | Representation |
---|---|
bin | 1001100001001… |
… | …11001000110101 |
3 | 12120020220110122 |
4 | 10300213020311 |
5 | 130420231320 |
6 | 11531301325 |
7 | 1656505625 |
oct | 460471065 |
9 | 176226418 |
10 | 79852085 |
11 | 41090065 |
12 | 228aa845 |
13 | 1370ac71 |
14 | a868885 |
15 | 7024d25 |
hex | 4c27235 |
79852085 has 4 divisors (see below), whose sum is σ = 95822508. Its totient is φ = 63881664.
The previous prime is 79852033. The next prime is 79852103. The reversal of 79852085 is 58025897.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 63091249 + 16760836 = 7943^2 + 4094^2 .
It is a cyclic number.
It is not a de Polignac number, because 79852085 - 28 = 79851829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7985204 + ... + 7985213.
It is an arithmetic number, because the mean of its divisors is an integer number (23955627).
Almost surely, 279852085 is an apocalyptic number.
It is an amenable number.
79852085 is a deficient number, since it is larger than the sum of its proper divisors (15970423).
79852085 is a wasteful number, since it uses less digits than its factorization.
79852085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15970422.
The product of its (nonzero) digits is 201600, while the sum is 44.
The square root of 79852085 is about 8935.9993845121. Note that the first 3 decimals coincide. The cubic root of 79852085 is about 430.6212131635.
The spelling of 79852085 in words is "seventy-nine million, eight hundred fifty-two thousand, eighty-five".
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