Base | Representation |
---|---|
bin | 1010001001101… |
… | …10011011111001 |
3 | 12221020110022010 |
4 | 11010312123321 |
5 | 133300021000 |
6 | 12241120133 |
7 | 2052553650 |
oct | 504663371 |
9 | 187213263 |
10 | 85157625 |
11 | 44084203 |
12 | 24629049 |
13 | 14847b37 |
14 | b44a197 |
15 | 7721d50 |
hex | 51366f9 |
85157625 has 32 divisors (see below), whose sum is σ = 161950464. Its totient is φ = 38928000.
The previous prime is 85157593. The next prime is 85157627. The reversal of 85157625 is 52675158.
It is not a de Polignac number, because 85157625 - 25 = 85157593 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (85157627) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13596 + ... + 18845.
It is an arithmetic number, because the mean of its divisors is an integer number (5060952).
Almost surely, 285157625 is an apocalyptic number.
It is an amenable number.
85157625 is a deficient number, since it is larger than the sum of its proper divisors (76792839).
85157625 is a wasteful number, since it uses less digits than its factorization.
85157625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32466 (or 32456 counting only the distinct ones).
The product of its digits is 84000, while the sum is 39.
The square root of 85157625 is about 9228.0889137459. The cubic root of 85157625 is about 439.9545838110.
The spelling of 85157625 in words is "eighty-five million, one hundred fifty-seven thousand, six hundred twenty-five".
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