Base | Representation |
---|---|
bin | 1001111101010… |
… | …00000100001111 |
3 | 12211011112222222 |
4 | 10332220010033 |
5 | 132340312103 |
6 | 12142125555 |
7 | 2032646516 |
oct | 476500417 |
9 | 184145888 |
10 | 83525903 |
11 | 4316a27a |
12 | 23b808bb |
13 | 143c6216 |
14 | b14367d |
15 | 74ed638 |
hex | 4fa810f |
83525903 has 4 divisors (see below), whose sum is σ = 87157488. Its totient is φ = 79894320.
The previous prime is 83525867. The next prime is 83525921. The reversal of 83525903 is 30952538.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30952538 = 2 ⋅15476269.
It is a cyclic number.
It is not a de Polignac number, because 83525903 - 26 = 83525839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83525963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1815758 + ... + 1815803.
It is an arithmetic number, because the mean of its divisors is an integer number (21789372).
Almost surely, 283525903 is an apocalyptic number.
83525903 is a deficient number, since it is larger than the sum of its proper divisors (3631585).
83525903 is a wasteful number, since it uses less digits than its factorization.
83525903 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3631584.
The product of its (nonzero) digits is 32400, while the sum is 35.
The square root of 83525903 is about 9139.2506804442. The cubic root of 83525903 is about 437.1264237377.
The spelling of 83525903 in words is "eighty-three million, five hundred twenty-five thousand, nine hundred three".
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