Base | Representation |
---|---|
bin | 1100101000101… |
… | …1100111001101 |
3 | 10200201201020011 |
4 | 3022023213031 |
5 | 102032010103 |
6 | 5131553221 |
7 | 1212332566 |
oct | 312134715 |
9 | 120651204 |
10 | 53000653 |
11 | 27a101a2 |
12 | 158bb811 |
13 | ac99144 |
14 | 707916d |
15 | 49bdd6d |
hex | 328b9cd |
53000653 has 4 divisors (see below), whose sum is σ = 53023168. Its totient is φ = 52978140.
The previous prime is 53000627. The next prime is 53000681. The reversal of 53000653 is 35600035.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35600035 = 5 ⋅7120007.
It is a cyclic number.
It is not a de Polignac number, because 53000653 - 29 = 53000141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53000693) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7251 + ... + 12592.
It is an arithmetic number, because the mean of its divisors is an integer number (13255792).
Almost surely, 253000653 is an apocalyptic number.
It is an amenable number.
53000653 is a deficient number, since it is larger than the sum of its proper divisors (22515).
53000653 is a wasteful number, since it uses less digits than its factorization.
53000653 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22514.
The product of its (nonzero) digits is 1350, while the sum is 22.
The square root of 53000653 is about 7280.1547373665. The cubic root of 53000653 is about 375.6301180916.
Adding to 53000653 its reverse (35600035), we get a palindrome (88600688).
The spelling of 53000653 in words is "fifty-three million, six hundred fifty-three", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •