Base | Representation |
---|---|
bin | 1100101100011… |
… | …0011111100111 |
3 | 10201011222001200 |
4 | 3023012133213 |
5 | 102112214311 |
6 | 5141053543 |
7 | 1214355666 |
oct | 313063747 |
9 | 121158050 |
10 | 53241831 |
11 | 28065415 |
12 | 159b72b3 |
13 | b051b56 |
14 | 70dcddd |
15 | 4a1a556 |
hex | 32c67e7 |
53241831 has 12 divisors (see below), whose sum is σ = 77378808. Its totient is φ = 35275824.
The previous prime is 53241817. The next prime is 53241889. The reversal of 53241831 is 13814235.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-53241831 is a prime.
It is a super-2 number, since 2×532418312 = 5669385136465122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 53241795 and 53241804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53241131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16680 + ... + 19613.
It is an arithmetic number, because the mean of its divisors is an integer number (6448234).
Almost surely, 253241831 is an apocalyptic number.
53241831 is a deficient number, since it is larger than the sum of its proper divisors (24136977).
53241831 is a wasteful number, since it uses less digits than its factorization.
53241831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36462 (or 36459 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 53241831 is about 7296.7000075377. The cubic root of 53241831 is about 376.1990208447.
The spelling of 53241831 in words is "fifty-three million, two hundred forty-one thousand, eight hundred thirty-one".
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