Base | Representation |
---|---|
bin | 1100110110010… |
… | …0010100001001 |
3 | 10202101210210200 |
4 | 3031210110021 |
5 | 102243411030 |
6 | 5203002413 |
7 | 1223020434 |
oct | 315442411 |
9 | 122353720 |
10 | 53888265 |
11 | 28467062 |
12 | 16069409 |
13 | b21a162 |
14 | 722a81b |
15 | 4ae6d60 |
hex | 3364509 |
53888265 has 24 divisors (see below), whose sum is σ = 94098888. Its totient is φ = 28527360.
The previous prime is 53888239. The next prime is 53888269. The reversal of 53888265 is 56288835.
It is a happy number.
53888265 is a `hidden beast` number, since 5 + 388 + 8 + 265 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 2005056 + 51883209 = 1416^2 + 7203^2 .
It is not a de Polignac number, because 53888265 - 26 = 53888201 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 53888265.
It is not an unprimeable number, because it can be changed into a prime (53888269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1795 + ... + 10535.
It is an arithmetic number, because the mean of its divisors is an integer number (3920787).
Almost surely, 253888265 is an apocalyptic number.
It is an amenable number.
53888265 is a deficient number, since it is larger than the sum of its proper divisors (40210623).
53888265 is a wasteful number, since it uses less digits than its factorization.
53888265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8889 (or 8886 counting only the distinct ones).
The product of its digits is 460800, while the sum is 45.
The square root of 53888265 is about 7340.8626877227. The cubic root of 53888265 is about 377.7154362879.
The spelling of 53888265 in words is "fifty-three million, eight hundred eighty-eight thousand, two hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •