Base | Representation |
---|---|
bin | 1001111011001… |
… | …10101011100101 |
3 | 12210122221121210 |
4 | 10331212223211 |
5 | 132303224320 |
6 | 12132302033 |
7 | 2030452641 |
oct | 475465345 |
9 | 183587553 |
10 | 83258085 |
11 | 42aa7039 |
12 | 23a71919 |
13 | 14331351 |
14 | b0b3c21 |
15 | 74990e0 |
hex | 4f66ae5 |
83258085 has 32 divisors (see below), whose sum is σ = 137208960. Its totient is φ = 43084800.
The previous prime is 83258083. The next prime is 83258099. The reversal of 83258085 is 58085238.
It is not a de Polignac number, because 83258085 - 21 = 83258083 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83258083) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203361 + ... + 203769.
It is an arithmetic number, because the mean of its divisors is an integer number (4287780).
Almost surely, 283258085 is an apocalyptic number.
It is an amenable number.
83258085 is a deficient number, since it is larger than the sum of its proper divisors (53950875).
83258085 is a wasteful number, since it uses less digits than its factorization.
83258085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 789.
The product of its (nonzero) digits is 76800, while the sum is 39.
The square root of 83258085 is about 9124.5868399616. The cubic root of 83258085 is about 436.6587218284.
The spelling of 83258085 in words is "eighty-three million, two hundred fifty-eight thousand, eighty-five".
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