Base | Representation |
---|---|
bin | 1010001110101… |
… | …11101100101000 |
3 | 12222111000101002 |
4 | 11013113230220 |
5 | 133432140102 |
6 | 12303214132 |
7 | 2061304460 |
oct | 507275450 |
9 | 188430332 |
10 | 85818152 |
11 | 444954a2 |
12 | 248a7348 |
13 | 14a19694 |
14 | b57cba0 |
15 | 7802902 |
hex | 51d7b28 |
85818152 has 32 divisors (see below), whose sum is σ = 191894400. Its totient is φ = 35179584.
The previous prime is 85818121. The next prime is 85818157. The reversal of 85818152 is 25181858.
It is not an unprimeable number, because it can be changed into a prime (85818157) 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, 32027 + ... + 34602.
It is an arithmetic number, because the mean of its divisors is an integer number (5996700).
Almost surely, 285818152 is an apocalyptic number.
It is an amenable number.
85818152 is an abundant number, since it is smaller than the sum of its proper divisors (106076248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85818152 is a wasteful number, since it uses less digits than its factorization.
85818152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66665 (or 66661 counting only the distinct ones).
The product of its digits is 25600, while the sum is 38.
The square root of 85818152 is about 9263.8087199596. The cubic root of 85818152 is about 441.0891612065.
The spelling of 85818152 in words is "eighty-five million, eight hundred eighteen thousand, one hundred fifty-two".
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