Base | Representation |
---|---|
bin | 1001111011011… |
… | …00010000011101 |
3 | 12210201002221201 |
4 | 10331230100131 |
5 | 132304442200 |
6 | 12132555501 |
7 | 2030606350 |
oct | 475542035 |
9 | 183632851 |
10 | 83280925 |
11 | 43012212 |
12 | 23a82b91 |
13 | 1433b870 |
14 | b0bc297 |
15 | 74a0c6a |
hex | 4f6c41d |
83280925 has 24 divisors (see below), whose sum is σ = 127102976. Its totient is φ = 52712640.
The previous prime is 83280917. The next prime is 83280937. The reversal of 83280925 is 52908238.
It is not a de Polignac number, because 83280925 - 23 = 83280917 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16029 + ... + 20578.
Almost surely, 283280925 is an apocalyptic number.
It is an amenable number.
83280925 is a deficient number, since it is larger than the sum of its proper divisors (43822051).
83280925 is a wasteful number, since it uses less digits than its factorization.
83280925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36637 (or 36632 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 83280925 is about 9125.8383176561. The cubic root of 83280925 is about 436.6986473738.
The spelling of 83280925 in words is "eighty-three million, two hundred eighty thousand, nine hundred twenty-five".
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