Base | Representation |
---|---|
bin | 11111010101101… |
… | …010100000000001 |
3 | 1100122100000200201 |
4 | 133111222200001 |
5 | 2034044212201 |
6 | 124101045201 |
7 | 16012665211 |
oct | 3725524001 |
9 | 1318300621 |
10 | 525772801 |
11 | 24a86a984 |
12 | 1280b6801 |
13 | 84c09c88 |
14 | 4db84241 |
15 | 31259801 |
hex | 1f56a801 |
525772801 has 4 divisors (see below), whose sum is σ = 548632512. Its totient is φ = 502913092.
The previous prime is 525772799. The next prime is 525772811. The reversal of 525772801 is 108277525.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 525772801 - 21 = 525772799 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (525772811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11429821 + ... + 11429866.
It is an arithmetic number, because the mean of its divisors is an integer number (137158128).
Almost surely, 2525772801 is an apocalyptic number.
It is an amenable number.
525772801 is a deficient number, since it is larger than the sum of its proper divisors (22859711).
525772801 is a wasteful number, since it uses less digits than its factorization.
525772801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22859710.
The product of its (nonzero) digits is 39200, while the sum is 37.
The square root of 525772801 is about 22929.7361737984. The cubic root of 525772801 is about 807.1099572909.
The spelling of 525772801 in words is "five hundred twenty-five million, seven hundred seventy-two thousand, eight hundred one".
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