Base | Representation |
---|---|
bin | 1000101001010… |
… | …10010110010100 |
3 | 12001110122212200 |
4 | 10110222112110 |
5 | 122031301304 |
6 | 11110244500 |
7 | 1540311513 |
oct | 424522624 |
9 | 161418780 |
10 | 72525204 |
11 | 37a36294 |
12 | 20356730 |
13 | 1204402b |
14 | 98bc67a |
15 | 6578e39 |
hex | 452a594 |
72525204 has 36 divisors (see below), whose sum is σ = 192978240. Its totient is φ = 22902480.
The previous prime is 72525203. The next prime is 72525209. The reversal of 72525204 is 40252527.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72525203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52332 + ... + 53699.
Almost surely, 272525204 is an apocalyptic number.
It is an amenable number.
72525204 is an abundant number, since it is smaller than the sum of its proper divisors (120453036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72525204 is a wasteful number, since it uses less digits than its factorization.
72525204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106060 (or 106055 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 72525204 is about 8516.1730841969. The cubic root of 72525204 is about 417.0258597216.
The spelling of 72525204 in words is "seventy-two million, five hundred twenty-five thousand, two hundred four".
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