Base | Representation |
---|---|
bin | 1001111101100… |
… | …00011101100000 |
3 | 12211020022011111 |
4 | 10332300131200 |
5 | 132342412123 |
6 | 12142553104 |
7 | 2033152000 |
oct | 476603540 |
9 | 184208144 |
10 | 83560288 |
11 | 43193099 |
12 | 23b98794 |
13 | 14408a76 |
14 | b152000 |
15 | 750890d |
hex | 4fb0760 |
83560288 has 96 divisors (see below), whose sum is σ = 200793600. Its totient is φ = 34151040.
The previous prime is 83560261. The next prime is 83560291. The reversal of 83560288 is 88206538.
It is a self number, because there is not a number n which added to its sum of digits gives 83560288.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 252283 + ... + 252613.
It is an arithmetic number, because the mean of its divisors is an integer number (2091600).
Almost surely, 283560288 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 83560288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100396800).
83560288 is an abundant number, since it is smaller than the sum of its proper divisors (117233312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83560288 is a wasteful number, since it uses less digits than its factorization.
83560288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385 (or 363 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 83560288 is about 9141.1316586077. The cubic root of 83560288 is about 437.1863992642.
The spelling of 83560288 in words is "eighty-three million, five hundred sixty thousand, two hundred eighty-eight".
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