Base | Representation |
---|---|
bin | 1001111011001… |
… | …00110110000101 |
3 | 12210122120022021 |
4 | 10331210312011 |
5 | 132303004230 |
6 | 12132203141 |
7 | 2030422006 |
oct | 475446605 |
9 | 183576267 |
10 | 83250565 |
11 | 42aa1422 |
12 | 23a694b1 |
13 | 1432aab8 |
14 | b0b11ad |
15 | 7496c7a |
hex | 4f64d85 |
83250565 has 8 divisors (see below), whose sum is σ = 100027008. Its totient is φ = 66516240.
The previous prime is 83250551. The next prime is 83250569. The reversal of 83250565 is 56505238.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83250565 - 225 = 49696133 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83250565.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83250569) 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, 6001 + ... + 14230.
It is an arithmetic number, because the mean of its divisors is an integer number (12503376).
Almost surely, 283250565 is an apocalyptic number.
It is an amenable number.
83250565 is a deficient number, since it is larger than the sum of its proper divisors (16776443).
83250565 is a wasteful number, since it uses less digits than its factorization.
83250565 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21059.
The product of its (nonzero) digits is 36000, while the sum is 34.
The square root of 83250565 is about 9124.1747572041. The cubic root of 83250565 is about 436.6455748671.
The spelling of 83250565 in words is "eighty-three million, two hundred fifty thousand, five hundred sixty-five".
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