Base | Representation |
---|---|
bin | 111100100110100110… |
… | …100110001110110001 |
3 | 20012221222202022120110 |
4 | 330212212212032301 |
5 | 2031231433133323 |
6 | 45521014131533 |
7 | 4462356151116 |
oct | 744646461661 |
9 | 205858668513 |
10 | 65072161713 |
11 | 256625a2249 |
12 | 10740650ba9 |
13 | 61a0533500 |
14 | 321437a90d |
15 | 1a5cbb0793 |
hex | f269a63b1 |
65072161713 has 24 divisors (see below), whose sum is σ = 95949318528. Its totient is φ = 39192384192.
The previous prime is 65072161711. The next prime is 65072161747. The reversal of 65072161713 is 31716127056.
It is not a de Polignac number, because 65072161713 - 21 = 65072161711 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (65072161711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1341570 + ... + 1389227.
It is an arithmetic number, because the mean of its divisors is an integer number (3997888272).
Almost surely, 265072161713 is an apocalyptic number.
It is an amenable number.
65072161713 is a deficient number, since it is larger than the sum of its proper divisors (30877156815).
65072161713 is a wasteful number, since it uses less digits than its factorization.
65072161713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2730873 (or 2730860 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 39.
Adding to 65072161713 its reverse (31716127056), we get a palindrome (96788288769).
The spelling of 65072161713 in words is "sixty-five billion, seventy-two million, one hundred sixty-one thousand, seven hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •