Base | Representation |
---|---|
bin | 1001100110000011… |
… | …0000010110110101 |
3 | 20122111020222210202 |
4 | 2121200300112311 |
5 | 20233312010400 |
6 | 1103321530245 |
7 | 120552252320 |
oct | 23140602665 |
9 | 6574228722 |
10 | 2575500725 |
11 | 11018918a6 |
12 | 5ba643985 |
13 | 320775935 |
14 | 1a60a57b7 |
15 | 1011914d5 |
hex | 998305b5 |
2575500725 has 48 divisors (see below), whose sum is σ = 3716190720. Its totient is φ = 1734220800.
The previous prime is 2575500721. The next prime is 2575500737. The reversal of 2575500725 is 5270055752.
It is not a de Polignac number, because 2575500725 - 22 = 2575500721 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2575500721) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3331439 + ... + 3332211.
It is an arithmetic number, because the mean of its divisors is an integer number (77420640).
Almost surely, 22575500725 is an apocalyptic number.
2575500725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2575500725 is a deficient number, since it is larger than the sum of its proper divisors (1140689995).
2575500725 is a wasteful number, since it uses less digits than its factorization.
2575500725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1110 (or 1105 counting only the distinct ones).
The product of its (nonzero) digits is 122500, while the sum is 38.
The square root of 2575500725 is about 50749.3913756609. The cubic root of 2575500725 is about 1370.7362311669.
The spelling of 2575500725 in words is "two billion, five hundred seventy-five million, five hundred thousand, seven hundred twenty-five".
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