Base | Representation |
---|---|
bin | 1010001110111… |
… | …01110010110101 |
3 | 12222112021122000 |
4 | 11013131302311 |
5 | 133433440000 |
6 | 12303525513 |
7 | 2061440334 |
oct | 507356265 |
9 | 188467560 |
10 | 85843125 |
11 | 44502235 |
12 | 248b9899 |
13 | 14a27b64 |
14 | b587d1b |
15 | 780a000 |
hex | 51ddcb5 |
85843125 has 40 divisors (see below), whose sum is σ = 158949120. Its totient is φ = 45774000.
The previous prime is 85843117. The next prime is 85843129. The reversal of 85843125 is 52134858.
It is a happy number.
It is not a de Polignac number, because 85843125 - 23 = 85843117 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 85843125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85843129) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14332 + ... + 19418.
It is an arithmetic number, because the mean of its divisors is an integer number (3973728).
Almost surely, 285843125 is an apocalyptic number.
It is an amenable number.
85843125 is a deficient number, since it is larger than the sum of its proper divisors (73105995).
85843125 is an equidigital number, since it uses as much as digits as its factorization.
85843125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5116 (or 5095 counting only the distinct ones).
The product of its digits is 38400, while the sum is 36.
The square root of 85843125 is about 9265.1565016464. The cubic root of 85843125 is about 441.1319425648.
The spelling of 85843125 in words is "eighty-five million, eight hundred forty-three thousand, one hundred twenty-five".
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