Base | Representation |
---|---|
bin | 1000101101111… |
… | …10110111010101 |
3 | 12002121120100002 |
4 | 10112332313111 |
5 | 122210233100 |
6 | 11131301045 |
7 | 1545424163 |
oct | 426766725 |
9 | 162546302 |
10 | 73133525 |
11 | 38311333 |
12 | 205aa785 |
13 | 121c7b9a |
14 | 99da233 |
15 | 66492d5 |
hex | 45bedd5 |
73133525 has 12 divisors (see below), whose sum is σ = 91707300. Its totient is φ = 57847680.
The previous prime is 73133503. The next prime is 73133561. The reversal of 73133525 is 52533137.
It can be written as a sum of positive squares in 6 ways, for example, as 5202961 + 67930564 = 2281^2 + 8242^2 .
It is not a de Polignac number, because 73133525 - 26 = 73133461 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14210 + ... + 18659.
It is an arithmetic number, because the mean of its divisors is an integer number (7642275).
Almost surely, 273133525 is an apocalyptic number.
It is an amenable number.
73133525 is a deficient number, since it is larger than the sum of its proper divisors (18573775).
73133525 is a wasteful number, since it uses less digits than its factorization.
73133525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32968 (or 32963 counting only the distinct ones).
The product of its digits is 9450, while the sum is 29.
The square root of 73133525 is about 8551.8141350242. The cubic root of 73133525 is about 418.1885800806.
The spelling of 73133525 in words is "seventy-three million, one hundred thirty-three thousand, five hundred twenty-five".
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