Base | Representation |
---|---|
bin | 100010100110… |
… | …110111111101 |
3 | 122001220121122 |
4 | 202212313331 |
5 | 4310302000 |
6 | 522240325 |
7 | 140053226 |
oct | 42466775 |
9 | 18056548 |
10 | 9072125 |
11 | 5137027 |
12 | 30560a5 |
13 | 1b5842a |
14 | 12c224d |
15 | be3085 |
hex | 8a6dfd |
9072125 has 8 divisors (see below), whose sum is σ = 11322168. Its totient is φ = 7257600.
The previous prime is 9072109. The next prime is 9072127. The reversal of 9072125 is 5212709.
It can be written as a sum of positive squares in 4 ways, for example, as 1792921 + 7279204 = 1339^2 + 2698^2 .
It is not a de Polignac number, because 9072125 - 24 = 9072109 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 9072094 and 9072103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9072127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36164 + ... + 36413.
It is an arithmetic number, because the mean of its divisors is an integer number (1415271).
Almost surely, 29072125 is an apocalyptic number.
It is an amenable number.
9072125 is a deficient number, since it is larger than the sum of its proper divisors (2250043).
9072125 is an equidigital number, since it uses as much as digits as its factorization.
9072125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72592 (or 72582 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 26.
The square root of 9072125 is about 3011.9968459479. The cubic root of 9072125 is about 208.5625565885.
The spelling of 9072125 in words is "nine million, seventy-two thousand, one hundred twenty-five".
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