Base | Representation |
---|---|
bin | 11110111111111… |
… | …000011111110001 |
3 | 1100020120221021011 |
4 | 132333320133301 |
5 | 2031114003321 |
6 | 123334430521 |
7 | 15613314355 |
oct | 3677703761 |
9 | 1306527234 |
10 | 520062961 |
11 | 247620000 |
12 | 126202441 |
13 | 8398b082 |
14 | 4d0d9465 |
15 | 309ccae1 |
hex | 1eff87f1 |
520062961 has 10 divisors (see below), whose sum is σ = 572081810. Its totient is φ = 472771200.
The previous prime is 520062947. The next prime is 520062967. The reversal of 520062961 is 169260025.
It can be written as a sum of positive squares in only one way, i.e., 501088225 + 18974736 = 22385^2 + 4356^2 .
It is not a de Polignac number, because 520062961 - 29 = 520062449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (520062967) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3120 + ... + 32401.
It is an arithmetic number, because the mean of its divisors is an integer number (57208181).
Almost surely, 2520062961 is an apocalyptic number.
It is an amenable number.
520062961 is a deficient number, since it is larger than the sum of its proper divisors (52018849).
520062961 is an frugal number, since it uses more digits than its factorization.
520062961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35565 (or 35532 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 520062961 is about 22804.8889714465. Note that the first 3 decimals coincide. The cubic root of 520062961 is about 804.1776053971.
The spelling of 520062961 in words is "five hundred twenty million, sixty-two thousand, nine hundred sixty-one".
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