Base | Representation |
---|---|
bin | 1100011111101… |
… | …0101101011100 |
3 | 10122121120001220 |
4 | 3013322231130 |
5 | 101404012012 |
6 | 5111133340 |
7 | 1204311321 |
oct | 307725534 |
9 | 118546056 |
10 | 52407132 |
11 | 27645288 |
12 | 15674250 |
13 | ab1bc4b |
14 | 6d62b48 |
15 | 490308c |
hex | 31fab5c |
52407132 has 24 divisors (see below), whose sum is σ = 124110336. Its totient is φ = 17208048.
The previous prime is 52407127. The next prime is 52407139. The reversal of 52407132 is 23170425.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52407139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31788 + ... + 33395.
It is an arithmetic number, because the mean of its divisors is an integer number (5171264).
Almost surely, 252407132 is an apocalyptic number.
It is an amenable number.
52407132 is an abundant number, since it is smaller than the sum of its proper divisors (71703204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52407132 is a wasteful number, since it uses less digits than its factorization.
52407132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65257 (or 65255 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 52407132 is about 7239.2770357267. The cubic root of 52407132 is about 374.2227028264. Note that the first 3 decimals are identical.
Adding to 52407132 its reverse (23170425), we get a palindrome (75577557).
The spelling of 52407132 in words is "fifty-two million, four hundred seven thousand, one hundred thirty-two".
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