Base | Representation |
---|---|
bin | 1010001110100… |
… | …01110001011101 |
3 | 12222102210002022 |
4 | 11013101301131 |
5 | 133430401020 |
6 | 12302505525 |
7 | 2061143642 |
oct | 507216135 |
9 | 188383068 |
10 | 85793885 |
11 | 44479241 |
12 | 248952a5 |
13 | 14a0b618 |
14 | b573dc9 |
15 | 77ea625 |
hex | 51d1c5d |
85793885 has 8 divisors (see below), whose sum is σ = 103206840. Its totient is φ = 68465664.
The previous prime is 85793879. The next prime is 85793891. The reversal of 85793885 is 58839758.
It is an interprime number because it is at equal distance from previous prime (85793879) and next prime (85793891).
It can be written as a sum of positive squares in 4 ways, for example, as 19175641 + 66618244 = 4379^2 + 8162^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85793885 - 212 = 85789789 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18932 + ... + 23021.
It is an arithmetic number, because the mean of its divisors is an integer number (12900855).
Almost surely, 285793885 is an apocalyptic number.
It is an amenable number.
85793885 is a deficient number, since it is larger than the sum of its proper divisors (17412955).
85793885 is a wasteful number, since it uses less digits than its factorization.
85793885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42367.
The product of its digits is 2419200, while the sum is 53.
The square root of 85793885 is about 9262.4988529014. The cubic root of 85793885 is about 441.0475813484.
The spelling of 85793885 in words is "eighty-five million, seven hundred ninety-three thousand, eight hundred eighty-five".
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