Base | Representation |
---|---|
bin | 1010001100001… |
… | …00111101010100 |
3 | 12221211210111020 |
4 | 11012010331110 |
5 | 133340314002 |
6 | 12252041140 |
7 | 2055363435 |
oct | 506047524 |
9 | 187753436 |
10 | 85479252 |
11 | 44283911 |
12 | 247631b0 |
13 | 1492b351 |
14 | b4d148c |
15 | 77872bc |
hex | 5184f54 |
85479252 has 24 divisors (see below), whose sum is σ = 209949600. Its totient is φ = 26993376.
The previous prime is 85479223. The next prime is 85479253. The reversal of 85479252 is 25297458.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85479253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187227 + ... + 187682.
It is an arithmetic number, because the mean of its divisors is an integer number (8747900).
Almost surely, 285479252 is an apocalyptic number.
It is an amenable number.
85479252 is an abundant number, since it is smaller than the sum of its proper divisors (124470348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85479252 is a wasteful number, since it uses less digits than its factorization.
85479252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 374935 (or 374933 counting only the distinct ones).
The product of its digits is 201600, while the sum is 42.
The square root of 85479252 is about 9245.4990130333. The cubic root of 85479252 is about 440.5077677960.
The spelling of 85479252 in words is "eighty-five million, four hundred seventy-nine thousand, two hundred fifty-two".
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