Base | Representation |
---|---|
bin | 1111100011110… |
… | …1000110111101 |
3 | 11112210122122121 |
4 | 3320331012331 |
5 | 113201341023 |
6 | 10250442541 |
7 | 1421501155 |
oct | 370750675 |
9 | 145718577 |
10 | 65262013 |
11 | 33925353 |
12 | 19a33451 |
13 | 106a009b |
14 | 894b765 |
15 | 5ae1d5d |
hex | 3e3d1bd |
65262013 has 2 divisors, whose sum is σ = 65262014. Its totient is φ = 65262012.
The previous prime is 65261957. The next prime is 65262079. The reversal of 65262013 is 31026256.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 56280004 + 8982009 = 7502^2 + 2997^2 .
It is a cyclic number.
It is not a de Polignac number, because 65262013 - 29 = 65261501 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (65268013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32631006 + 32631007.
It is an arithmetic number, because the mean of its divisors is an integer number (32631007).
Almost surely, 265262013 is an apocalyptic number.
It is an amenable number.
65262013 is a deficient number, since it is larger than the sum of its proper divisors (1).
65262013 is an equidigital number, since it uses as much as digits as its factorization.
65262013 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 65262013 is about 8078.4907625125. The cubic root of 65262013 is about 402.6120989672.
Adding to 65262013 its reverse (31026256), we get a palindrome (96288269).
The spelling of 65262013 in words is "sixty-five million, two hundred sixty-two thousand, thirteen".
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