Base | Representation |
---|---|
bin | 1010001111101… |
… | …00110100010001 |
3 | 12222201001222121 |
4 | 11013310310101 |
5 | 133444444200 |
6 | 12305534241 |
7 | 2062312300 |
oct | 507646421 |
9 | 188631877 |
10 | 85937425 |
11 | 44567072 |
12 | 24944381 |
13 | 14a5ba62 |
14 | b5b0437 |
15 | 7827e1a |
hex | 51f4d11 |
85937425 has 54 divisors (see below), whose sum is σ = 129842694. Its totient is φ = 56246400.
The previous prime is 85937419. The next prime is 85937461. The reversal of 85937425 is 52473958.
It can be written as a sum of positive squares in 3 ways, for example, as 6780816 + 79156609 = 2604^2 + 8897^2 .
It is not a de Polignac number, because 85937425 - 27 = 85937297 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 1177189 + ... + 1177261.
Almost surely, 285937425 is an apocalyptic number.
It is an amenable number.
85937425 is a deficient number, since it is larger than the sum of its proper divisors (43905269).
85937425 is a wasteful number, since it uses less digits than its factorization.
85937425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159 (or 116 counting only the distinct ones).
The product of its digits is 302400, while the sum is 43.
The square root of 85937425 is about 9270.2440636695. The cubic root of 85937425 is about 441.2934135394.
The spelling of 85937425 in words is "eighty-five million, nine hundred thirty-seven thousand, four hundred twenty-five".
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