Base | Representation |
---|---|
bin | 1001111011001… |
… | …11011101100100 |
3 | 12210200010000021 |
4 | 10331213131210 |
5 | 132303330114 |
6 | 12132324524 |
7 | 2030465161 |
oct | 475473544 |
9 | 183603007 |
10 | 83261284 |
11 | 42aa9487 |
12 | 23a73744 |
13 | 14332942 |
14 | b0b5068 |
15 | 749a024 |
hex | 4f67764 |
83261284 has 12 divisors (see below), whose sum is σ = 147463344. Its totient is φ = 41128904.
The previous prime is 83261281. The next prime is 83261303. The reversal of 83261284 is 48216238.
It is not an unprimeable number, because it can be changed into a prime (83261281) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125062 + ... + 125725.
It is an arithmetic number, because the mean of its divisors is an integer number (12288612).
Almost surely, 283261284 is an apocalyptic number.
It is an amenable number.
83261284 is a deficient number, since it is larger than the sum of its proper divisors (64202060).
83261284 is a wasteful number, since it uses less digits than its factorization.
83261284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250874 (or 250872 counting only the distinct ones).
The product of its digits is 18432, while the sum is 34.
The square root of 83261284 is about 9124.7621338860. The cubic root of 83261284 is about 436.6643142917.
The spelling of 83261284 in words is "eighty-three million, two hundred sixty-one thousand, two hundred eighty-four".
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