Base | Representation |
---|---|
bin | 1010001111000… |
… | …10000001001001 |
3 | 12222120011100202 |
4 | 11013202001021 |
5 | 133440013200 |
6 | 12304141545 |
7 | 2061541640 |
oct | 507420111 |
9 | 188504322 |
10 | 85860425 |
11 | 44514232 |
12 | 249078b5 |
13 | 14a329b1 |
14 | b590357 |
15 | 78101d5 |
hex | 51e2049 |
85860425 has 12 divisors (see below), whose sum is σ = 121676736. Its totient is φ = 58875600.
The previous prime is 85860391. The next prime is 85860431. The reversal of 85860425 is 52406858.
It is not a de Polignac number, because 85860425 - 26 = 85860361 is a prime.
It is a Duffinian number.
It is a Curzon 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, 245141 + ... + 245490.
It is an arithmetic number, because the mean of its divisors is an integer number (10139728).
Almost surely, 285860425 is an apocalyptic number.
It is an amenable number.
85860425 is a deficient number, since it is larger than the sum of its proper divisors (35816311).
85860425 is a wasteful number, since it uses less digits than its factorization.
85860425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490648 (or 490643 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 38.
The square root of 85860425 is about 9266.0900599983. The cubic root of 85860425 is about 441.1615744077.
The spelling of 85860425 in words is "eighty-five million, eight hundred sixty thousand, four hundred twenty-five".
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