Base | Representation |
---|---|
bin | 1000101100001… |
… | …00110010001001 |
3 | 12002011110222222 |
4 | 10112010302021 |
5 | 122130130000 |
6 | 11122223425 |
7 | 1543413455 |
oct | 426046211 |
9 | 162143888 |
10 | 72895625 |
11 | 38169620 |
12 | 204b4b75 |
13 | 1214380a |
14 | 9977665 |
15 | 65eda85 |
hex | 4584c89 |
72895625 has 40 divisors (see below), whose sum is σ = 103916736. Its totient is φ = 50600000.
The previous prime is 72895619. The next prime is 72895649. The reversal of 72895625 is 52659827.
It is not a de Polignac number, because 72895625 - 26 = 72895561 is a prime.
It is a nialpdrome in base 14.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 157895 + ... + 158355.
Almost surely, 272895625 is an apocalyptic number.
It is an amenable number.
72895625 is a deficient number, since it is larger than the sum of its proper divisors (31021111).
72895625 is a wasteful number, since it uses less digits than its factorization.
72895625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515 (or 500 counting only the distinct ones).
The product of its digits is 302400, while the sum is 44.
The square root of 72895625 is about 8537.8934755594. The cubic root of 72895625 is about 417.7346380880.
The spelling of 72895625 in words is "seventy-two million, eight hundred ninety-five thousand, six hundred twenty-five".
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