Base | Representation |
---|---|
bin | 1001111100101… |
… | …11101100001001 |
3 | 12211001010222121 |
4 | 10332113230021 |
5 | 132331140300 |
6 | 12140451241 |
7 | 2032250122 |
oct | 476275411 |
9 | 184033877 |
10 | 83458825 |
11 | 4312393a |
12 | 23b49b21 |
13 | 143a1828 |
14 | b127049 |
15 | 74d881a |
hex | 4f97b09 |
83458825 has 12 divisors (see below), whose sum is σ = 104516748. Its totient is φ = 66104000.
The previous prime is 83458807. The next prime is 83458861. The reversal of 83458825 is 52885438.
It can be written as a sum of positive squares in 6 ways, for example, as 9223369 + 74235456 = 3037^2 + 8616^2 .
It is a de Polignac number, because none of the positive numbers 2k-83458825 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14002 + ... + 19051.
It is an arithmetic number, because the mean of its divisors is an integer number (8709729).
Almost surely, 283458825 is an apocalyptic number.
It is an amenable number.
83458825 is a deficient number, since it is larger than the sum of its proper divisors (21057923).
83458825 is a wasteful number, since it uses less digits than its factorization.
83458825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33164 (or 33159 counting only the distinct ones).
The product of its digits is 307200, while the sum is 43.
The square root of 83458825 is about 9135.5801676741. The cubic root of 83458825 is about 437.0093765388.
The spelling of 83458825 in words is "eighty-three million, four hundred fifty-eight thousand, eight hundred twenty-five".
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