Base | Representation |
---|---|
bin | 1001111010101… |
… | …10011000011101 |
3 | 12210112120001012 |
4 | 10331112120131 |
5 | 132244110300 |
6 | 12131025005 |
7 | 2030054210 |
oct | 475263035 |
9 | 183476035 |
10 | 83191325 |
11 | 42a60968 |
12 | 23a3b165 |
13 | 14309b49 |
14 | b097777 |
15 | 7484435 |
hex | 4f5661d |
83191325 has 12 divisors (see below), whose sum is σ = 117894240. Its totient is φ = 57045360.
The previous prime is 83191301. The next prime is 83191333. The reversal of 83191325 is 52319138.
It is not a de Polignac number, because 83191325 - 210 = 83190301 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 83191291 and 83191300.
It is a congruent 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, 237515 + ... + 237864.
It is an arithmetic number, because the mean of its divisors is an integer number (9824520).
Almost surely, 283191325 is an apocalyptic number.
It is an amenable number.
83191325 is a deficient number, since it is larger than the sum of its proper divisors (34702915).
83191325 is a wasteful number, since it uses less digits than its factorization.
83191325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 475396 (or 475391 counting only the distinct ones).
The product of its digits is 6480, while the sum is 32.
The square root of 83191325 is about 9120.9278585021. The cubic root of 83191325 is about 436.5419798874.
The spelling of 83191325 in words is "eighty-three million, one hundred ninety-one thousand, three hundred twenty-five".
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