Base | Representation |
---|---|
bin | 1001111110011… |
… | …10100001100001 |
3 | 12211110120002010 |
4 | 10333032201201 |
5 | 132410332200 |
6 | 12145343133 |
7 | 2034204000 |
oct | 477164141 |
9 | 184416063 |
10 | 83683425 |
11 | 43267661 |
12 | 24037aa9 |
13 | 1444cb27 |
14 | b184c37 |
15 | 7530150 |
hex | 4fce861 |
83683425 has 48 divisors (see below), whose sum is σ = 161398400. Its totient is φ = 38243520.
The previous prime is 83683409. The next prime is 83683427. The reversal of 83683425 is 52438638.
It is not a de Polignac number, because 83683425 - 24 = 83683409 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (83683427) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24099 + ... + 27351.
Almost surely, 283683425 is an apocalyptic number.
It is an amenable number.
83683425 is a deficient number, since it is larger than the sum of its proper divisors (77714975).
83683425 is a wasteful number, since it uses less digits than its factorization.
83683425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3287 (or 3268 counting only the distinct ones).
The product of its digits is 138240, while the sum is 39.
The square root of 83683425 is about 9147.8645048995. The cubic root of 83683425 is about 437.4010442861.
The spelling of 83683425 in words is "eighty-three million, six hundred eighty-three thousand, four hundred twenty-five".
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