Base | Representation |
---|---|
bin | 1010001111101… |
… | …10100101001010 |
3 | 12222201102220012 |
4 | 11013312211022 |
5 | 134000212100 |
6 | 12310031522 |
7 | 2062342331 |
oct | 507664512 |
9 | 188642805 |
10 | 85944650 |
11 | 44571540 |
12 | 249485a2 |
13 | 14a6212c |
14 | b5b2d18 |
15 | 782a135 |
hex | 51f694a |
85944650 has 48 divisors (see below), whose sum is σ = 175301280. Its totient is φ = 31089600.
The previous prime is 85944631. The next prime is 85944667. The reversal of 85944650 is 5644958.
It is a happy number.
It is a super-3 number, since 3×859446503 (a number of 25 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 85944598 and 85944607.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168596 + ... + 169104.
It is an arithmetic number, because the mean of its divisors is an integer number (3652110).
Almost surely, 285944650 is an apocalyptic number.
85944650 is an abundant number, since it is smaller than the sum of its proper divisors (89356630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85944650 is a wasteful number, since it uses less digits than its factorization.
85944650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 839 (or 834 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 41.
The square root of 85944650 is about 9270.6337431699. The cubic root of 85944650 is about 441.3057801173.
The spelling of 85944650 in words is "eighty-five million, nine hundred forty-four thousand, six hundred fifty".
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