Base | Representation |
---|---|
bin | 11100111101000010001001 |
3 | 112021121120001 |
4 | 130331002021 |
5 | 3420340100 |
6 | 430403001 |
7 | 121341232 |
oct | 34750211 |
9 | 15247501 |
10 | 7590025 |
11 | 4314553 |
12 | 2660461 |
13 | 1759951 |
14 | 1018089 |
15 | 9edd6a |
hex | 73d089 |
7590025 has 27 divisors (see below), whose sum is σ = 10287381. Its totient is φ = 5554080.
The previous prime is 7590019. The next prime is 7590031. The reversal of 7590025 is 5200957.
The square root of 7590025 is 2755.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (7590019) and next prime (7590031).
It can be written as a sum of positive squares in 4 ways, for example, as 104329 + 7485696 = 323^2 + 2736^2 .
It is not a de Polignac number, because 7590025 - 25 = 7589993 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7589975 and 7590002.
It is an unprimeable number.
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 26 ways as a sum of consecutive naturals, for example, 261711 + ... + 261739.
Almost surely, 27590025 is an apocalyptic number.
7590025 is the 2755-th square number.
7590025 is the 1378-th centered octagonal number.
It is an amenable number.
7590025 is a deficient number, since it is larger than the sum of its proper divisors (2697356).
7590025 is a wasteful number, since it uses less digits than its factorization.
7590025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106 (or 53 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 28.
The cubic root of 7590025 is about 196.5234601760.
It can be divided in two parts, 75 and 90025, that added together give a triangular number (90100 = T424).
The spelling of 7590025 in words is "seven million, five hundred ninety thousand, twenty-five".
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