Base | Representation |
---|---|
bin | 1100101110101… |
… | …0001100010111 |
3 | 10201110101122101 |
4 | 3023222030113 |
5 | 102131404210 |
6 | 5144142531 |
7 | 1215535210 |
oct | 313521427 |
9 | 121411571 |
10 | 53388055 |
11 | 28155266 |
12 | 15a67a47 |
13 | b0a3586 |
14 | 713a407 |
15 | 4a48a3a |
hex | 32ea317 |
53388055 has 16 divisors (see below), whose sum is σ = 73353024. Its totient is φ = 36541440.
The previous prime is 53388031. The next prime is 53388089. The reversal of 53388055 is 55088335.
It is not a de Polignac number, because 53388055 - 221 = 51290903 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24615 + ... + 26695.
It is an arithmetic number, because the mean of its divisors is an integer number (4584564).
Almost surely, 253388055 is an apocalyptic number.
53388055 is a deficient number, since it is larger than the sum of its proper divisors (19964969).
53388055 is a wasteful number, since it uses less digits than its factorization.
53388055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2826.
The product of its (nonzero) digits is 72000, while the sum is 37.
The square root of 53388055 is about 7306.7130092813. The cubic root of 53388055 is about 376.5431051976.
It can be divided in two parts, 533 and 88055, that added together give a palindrome (88588).
The spelling of 53388055 in words is "fifty-three million, three hundred eighty-eight thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •