Base | Representation |
---|---|
bin | 11111001001010… |
… | …000011101101001 |
3 | 1100102012210021100 |
4 | 133021100131221 |
5 | 2032231123200 |
6 | 123503232013 |
7 | 15643231110 |
oct | 3711203551 |
9 | 1312183240 |
10 | 522520425 |
11 | 248a49369 |
12 | 126ba8609 |
13 | 8433b7ab |
14 | 4d578c77 |
15 | 30d15d00 |
hex | 1f250769 |
522520425 has 108 divisors (see below), whose sum is σ = 1130076480. Its totient is φ = 226048320.
The previous prime is 522520423. The next prime is 522520429. The reversal of 522520425 is 524025225.
It is not a de Polignac number, because 522520425 - 21 = 522520423 is a prime.
It is not an unprimeable number, because it can be changed into a prime (522520423) by changing a digit.
It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 568116 + ... + 569034.
Almost surely, 2522520425 is an apocalyptic number.
It is an amenable number.
522520425 is an abundant number, since it is smaller than the sum of its proper divisors (607556055).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
522520425 is a wasteful number, since it uses less digits than its factorization.
522520425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 980 (or 953 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 27.
The square root of 522520425 is about 22858.7056720191. The cubic root of 522520425 is about 805.4422810382.
The spelling of 522520425 in words is "five hundred twenty-two million, five hundred twenty thousand, four hundred twenty-five".
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