Base | Representation |
---|---|
bin | 1010001001011… |
… | …10010111000000 |
3 | 12221011202220220 |
4 | 11010232113000 |
5 | 133242441134 |
6 | 12240303040 |
7 | 2052355341 |
oct | 504562700 |
9 | 187152826 |
10 | 85124544 |
11 | 4406136a |
12 | 24611a80 |
13 | 14835a6b |
14 | b43c0c8 |
15 | 7717149 |
hex | 512e5c0 |
85124544 has 56 divisors (see below), whose sum is σ = 227063808. Its totient is φ = 28143360.
The previous prime is 85124521. The next prime is 85124597. The reversal of 85124544 is 44542158.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22639 + ... + 26129.
Almost surely, 285124544 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 85124544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113531904).
85124544 is an abundant number, since it is smaller than the sum of its proper divisors (141939264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85124544 is a wasteful number, since it uses less digits than its factorization.
85124544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3633 (or 3623 counting only the distinct ones).
The product of its digits is 25600, while the sum is 33.
The square root of 85124544 is about 9226.2963316815. The cubic root of 85124544 is about 439.8976070278.
The spelling of 85124544 in words is "eighty-five million, one hundred twenty-four thousand, five hundred forty-four".
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