Base | Representation |
---|---|
bin | 11111000010010… |
… | …100000001100001 |
3 | 1100021210022010020 |
4 | 133002110001201 |
5 | 2031244400001 |
6 | 123400224053 |
7 | 15621606543 |
oct | 3702240141 |
9 | 1307708106 |
10 | 520700001 |
11 | 247a15688 |
12 | 12646b029 |
13 | 83b52013 |
14 | 4d223693 |
15 | 30aa6736 |
hex | 1f094061 |
520700001 has 8 divisors (see below), whose sum is σ = 713030784. Its totient is φ = 337751280.
The previous prime is 520699999. The next prime is 520700003. The reversal of 520700001 is 100007025.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (520699999) and next prime (520700003).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 520700001 - 21 = 520699999 is a prime.
It is a super-2 number, since 2×5207000012 = 542256982082800002, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (520700003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2345385 + ... + 2345606.
It is an arithmetic number, because the mean of its divisors is an integer number (89128848).
Almost surely, 2520700001 is an apocalyptic number.
It is an amenable number.
520700001 is a deficient number, since it is larger than the sum of its proper divisors (192330783).
520700001 is a wasteful number, since it uses less digits than its factorization.
520700001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4691031.
The product of its (nonzero) digits is 70, while the sum is 15.
The square root of 520700001 is about 22818.8518773404. The cubic root of 520700001 is about 804.5058248039.
Adding to 520700001 its reverse (100007025), we get a palindrome (620707026).
The spelling of 520700001 in words is "five hundred twenty million, seven hundred thousand, one".
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