Base | Representation |
---|---|
bin | 11111000010011… |
… | …011011111101111 |
3 | 1100021211212002210 |
4 | 133002123133233 |
5 | 2031301334412 |
6 | 123401021503 |
7 | 15622065015 |
oct | 3702333757 |
9 | 1307755083 |
10 | 520730607 |
11 | 247a36681 |
12 | 126484893 |
13 | 83b62c27 |
14 | 4d2308b5 |
15 | 30ab083c |
hex | 1f09b7ef |
520730607 has 8 divisors (see below), whose sum is σ = 699774976. Its totient is φ = 344419992.
The previous prime is 520730599. The next prime is 520730647. The reversal of 520730607 is 706037025.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 520730607 - 23 = 520730599 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (520730647) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682993 + ... + 683754.
It is an arithmetic number, because the mean of its divisors is an integer number (87471872).
Almost surely, 2520730607 is an apocalyptic number.
520730607 is a deficient number, since it is larger than the sum of its proper divisors (179044369).
520730607 is a wasteful number, since it uses less digits than its factorization.
520730607 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1366877.
The product of its (nonzero) digits is 8820, while the sum is 30.
The square root of 520730607 is about 22819.5224971952. The cubic root of 520730607 is about 804.5215870616.
The spelling of 520730607 in words is "five hundred twenty million, seven hundred thirty thousand, six hundred seven".
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