Base | Representation |
---|---|
bin | 11110110101000… |
… | …101111100110000 |
3 | 1100001021020022121 |
4 | 132311011330300 |
5 | 2024403000410 |
6 | 123154044024 |
7 | 15550264150 |
oct | 3665057460 |
9 | 1301236277 |
10 | 517234480 |
11 | 245a68a14 |
12 | 125279614 |
13 | 8320a809 |
14 | 4c9a0760 |
15 | 3061e9da |
hex | 1ed45f30 |
517234480 has 80 divisors (see below), whose sum is σ = 1378197504. Its totient is φ = 176843520.
The previous prime is 517234477. The next prime is 517234481. The reversal of 517234480 is 84432715.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (517234481) 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, 240289 + ... + 242431.
Almost surely, 2517234480 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 517234480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (689098752).
517234480 is an abundant number, since it is smaller than the sum of its proper divisors (860963024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
517234480 is a wasteful number, since it uses less digits than its factorization.
517234480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2594 (or 2588 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 34.
The square root of 517234480 is about 22742.7896266047. The cubic root of 517234480 is about 802.7170532467.
The spelling of 517234480 in words is "five hundred seventeen million, two hundred thirty-four thousand, four hundred eighty".
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