Base | Representation |
---|---|
bin | 11110111111110… |
… | …000100000111000 |
3 | 1100020112021102011 |
4 | 132333300200320 |
5 | 2031111432024 |
6 | 123334015304 |
7 | 15613120135 |
oct | 3677604070 |
9 | 1306467364 |
10 | 520030264 |
11 | 2475a8486 |
12 | 1261a7534 |
13 | 83979220 |
14 | 4d0cb58c |
15 | 309c3094 |
hex | 1eff0838 |
520030264 has 64 divisors (see below), whose sum is σ = 1086876000. Its totient is φ = 231704064.
The previous prime is 520030249. The next prime is 520030267. The reversal of 520030264 is 462030025.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (520030267) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572899 + ... + 573805.
Almost surely, 2520030264 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 520030264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543438000).
520030264 is an abundant number, since it is smaller than the sum of its proper divisors (566845736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520030264 is a wasteful number, since it uses less digits than its factorization.
520030264 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1112 (or 1108 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 520030264 is about 22804.1720744253. The cubic root of 520030264 is about 804.1607518311.
Adding to 520030264 its reverse (462030025), we get a palindrome (982060289).
The spelling of 520030264 in words is "five hundred twenty million, thirty thousand, two hundred sixty-four".
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