Base | Representation |
---|---|
bin | 1100101010110… |
… | …1101100100100 |
3 | 10200222210201210 |
4 | 3022231230210 |
5 | 102100442020 |
6 | 5134551420 |
7 | 1213453605 |
oct | 312555444 |
9 | 120883653 |
10 | 53140260 |
11 | 27aa6078 |
12 | 15968570 |
13 | b017854 |
14 | 70b3dac |
15 | 49ea3e0 |
hex | 32adb24 |
53140260 has 72 divisors (see below), whose sum is σ = 152651520. Its totient is φ = 13812288.
The previous prime is 53140253. The next prime is 53140271. The reversal of 53140260 is 6204135.
It is a happy number.
53140260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 110701 + ... + 111179.
It is an arithmetic number, because the mean of its divisors is an integer number (2120160).
Almost surely, 253140260 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53140260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76325760).
53140260 is an abundant number, since it is smaller than the sum of its proper divisors (99511260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53140260 is a wasteful number, since it uses less digits than its factorization.
53140260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 577 (or 532 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 53140260 is about 7289.7366207566. The cubic root of 53140260 is about 375.9596399262.
Adding to 53140260 its reverse (6204135), we get a palindrome (59344395).
The spelling of 53140260 in words is "fifty-three million, one hundred forty thousand, two hundred sixty".
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