Base | Representation |
---|---|
bin | 1010001001000… |
… | …01111110110100 |
3 | 12221002012101010 |
4 | 11010201332310 |
5 | 133234330334 |
6 | 12235232220 |
7 | 2052054462 |
oct | 504417664 |
9 | 187065333 |
10 | 85073844 |
11 | 44027269 |
12 | 245a8670 |
13 | 1481896b |
14 | b427832 |
15 | 77070e9 |
hex | 5121fb4 |
85073844 has 24 divisors (see below), whose sum is σ = 198656640. Its totient is φ = 28336384.
The previous prime is 85073843. The next prime is 85073869. The reversal of 85073844 is 44837058.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85073843) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 25717 + ... + 28835.
It is an arithmetic number, because the mean of its divisors is an integer number (8277360).
Almost surely, 285073844 is an apocalyptic number.
It is an amenable number.
85073844 is an abundant number, since it is smaller than the sum of its proper divisors (113582796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85073844 is a wasteful number, since it uses less digits than its factorization.
85073844 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5399 (or 5397 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 85073844 is about 9223.5483410670. The cubic root of 85073844 is about 439.8102556525.
The spelling of 85073844 in words is "eighty-five million, seventy-three thousand, eight hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •