Base | Representation |
---|---|
bin | 1100101111010… |
… | …0110000000100 |
3 | 10201112120222001 |
4 | 3023310300010 |
5 | 102134300200 |
6 | 5145115044 |
7 | 1216105246 |
oct | 313646004 |
9 | 121476861 |
10 | 53431300 |
11 | 281847aa |
12 | 15a88a84 |
13 | b0ba170 |
14 | 714c096 |
15 | 4a5676a |
hex | 32f4c04 |
53431300 has 72 divisors (see below), whose sum is σ = 130366656. Its totient is φ = 18860160.
The previous prime is 53431297. The next prime is 53431349. The reversal of 53431300 is 313435.
It is an unprimeable number.
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, 29007 + ... + 30793.
It is an arithmetic number, because the mean of its divisors is an integer number (1810648).
Almost surely, 253431300 is an apocalyptic number.
53431300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53431300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65183328).
53431300 is an abundant number, since it is smaller than the sum of its proper divisors (76935356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53431300 is a wasteful number, since it uses less digits than its factorization.
53431300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1837 (or 1830 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 53431300 is about 7309.6716752533. The cubic root of 53431300 is about 376.6447459855.
Adding to 53431300 its reverse (313435), we get a palindrome (53744735).
The spelling of 53431300 in words is "fifty-three million, four hundred thirty-one thousand, three hundred".
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