Base | Representation |
---|---|
bin | 1111100001110… |
… | …1000000111001 |
3 | 11112112222022201 |
4 | 3320131000321 |
5 | 113133134203 |
6 | 10243550201 |
7 | 1420412665 |
oct | 370350071 |
9 | 145488281 |
10 | 65130553 |
11 | 33845604 |
12 | 1998b361 |
13 | 106552b7 |
14 | 89158a5 |
15 | 5ab7e1d |
hex | 3e1d039 |
65130553 has 16 divisors (see below), whose sum is σ = 70447104. Its totient is φ = 59996160.
The previous prime is 65130551. The next prime is 65130581. The reversal of 65130553 is 35503156.
It is a happy number.
65130553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 65130553 - 21 = 65130551 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (65130551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209268 + ... + 209578.
It is an arithmetic number, because the mean of its divisors is an integer number (4402944).
Almost surely, 265130553 is an apocalyptic number.
It is an amenable number.
65130553 is a deficient number, since it is larger than the sum of its proper divisors (5316551).
65130553 is a wasteful number, since it uses less digits than its factorization.
65130553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 552.
The product of its (nonzero) digits is 6750, while the sum is 28.
The square root of 65130553 is about 8070.3502402312. The cubic root of 65130553 is about 402.3415844578.
The spelling of 65130553 in words is "sixty-five million, one hundred thirty thousand, five hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •