Base | Representation |
---|---|
bin | 1111100100111… |
… | …1010011010010 |
3 | 11112221102212111 |
4 | 3321033103102 |
5 | 113211232110 |
6 | 10252215534 |
7 | 1422231340 |
oct | 371172322 |
9 | 145842774 |
10 | 65336530 |
11 | 33976336 |
12 | 19a6a5aa |
13 | 106c7c8c |
14 | 896a990 |
15 | 5b08e8a |
hex | 3e4f4d2 |
65336530 has 32 divisors (see below), whose sum is σ = 138746880. Its totient is φ = 21677760.
The previous prime is 65336527. The next prime is 65336539. The reversal of 65336530 is 3563356.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 65336492 and 65336501.
It is not an unprimeable number, because it can be changed into a prime (65336539) 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, 12885 + ... + 17224.
It is an arithmetic number, because the mean of its divisors is an integer number (4335840).
Almost surely, 265336530 is an apocalyptic number.
65336530 is an abundant number, since it is smaller than the sum of its proper divisors (73410350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65336530 is a wasteful number, since it uses less digits than its factorization.
65336530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30154.
The product of its (nonzero) digits is 24300, while the sum is 31.
The square root of 65336530 is about 8083.1015087032. The cubic root of 65336530 is about 402.7652765610.
Adding to 65336530 its reverse (3563356), we get a palindrome (68899886).
The spelling of 65336530 in words is "sixty-five million, three hundred thirty-six thousand, five hundred thirty".
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