Base | Representation |
---|---|
bin | 1010001101100… |
… | …01101101000000 |
3 | 12222012002220020 |
4 | 11012301231000 |
5 | 133412200103 |
6 | 12300013440 |
7 | 2060055660 |
oct | 506615500 |
9 | 188162806 |
10 | 85662528 |
11 | 44399586 |
12 | 24831280 |
13 | 149938b3 |
14 | b53c1a0 |
15 | 77c1753 |
hex | 51b1b40 |
85662528 has 56 divisors (see below), whose sum is σ = 259031232. Its totient is φ = 24474624.
The previous prime is 85662523. The next prime is 85662539. The reversal of 85662528 is 82526658.
It is a tau number, because it is divible by the number of its divisors (56).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 85662528.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85662523) by changing a digit.
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, 30525 + ... + 33212.
Almost surely, 285662528 is an apocalyptic number.
It is an amenable number.
85662528 is an abundant number, since it is smaller than the sum of its proper divisors (173368704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85662528 is a wasteful number, since it uses less digits than its factorization.
85662528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63759 (or 63749 counting only the distinct ones).
The product of its digits is 230400, while the sum is 42.
The square root of 85662528 is about 9255.4053395840. The cubic root of 85662528 is about 440.8223738455.
The spelling of 85662528 in words is "eighty-five million, six hundred sixty-two thousand, five hundred twenty-eight".
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