Base | Representation |
---|---|
bin | 1000111100011… |
… | …11111100111101 |
3 | 12020012100111122 |
4 | 10132033330331 |
5 | 123202213100 |
6 | 11240200325 |
7 | 1600550132 |
oct | 436177475 |
9 | 166170448 |
10 | 75038525 |
11 | 393a2611 |
12 | 211690a5 |
13 | 12713cc3 |
14 | 9d74589 |
15 | 68c3985 |
hex | 478ff3d |
75038525 has 12 divisors (see below), whose sum is σ = 94324692. Its totient is φ = 59207040.
The previous prime is 75038519. The next prime is 75038533. The reversal of 75038525 is 52583057.
It can be written as a sum of positive squares in 6 ways, for example, as 8281 + 75030244 = 91^2 + 8662^2 .
It is not a de Polignac number, because 75038525 - 212 = 75034429 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18734 + ... + 22383.
It is an arithmetic number, because the mean of its divisors is an integer number (7860391).
Almost surely, 275038525 is an apocalyptic number.
It is an amenable number.
75038525 is a deficient number, since it is larger than the sum of its proper divisors (19286167).
75038525 is a wasteful number, since it uses less digits than its factorization.
75038525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41200 (or 41195 counting only the distinct ones).
The product of its (nonzero) digits is 42000, while the sum is 35.
The square root of 75038525 is about 8662.4779942000. The cubic root of 75038525 is about 421.7885274985.
The spelling of 75038525 in words is "seventy-five million, thirty-eight thousand, five hundred twenty-five".
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