Base | Representation |
---|---|
bin | 1100011111101… |
… | …1111101000000 |
3 | 10122121211001111 |
4 | 3013323331000 |
5 | 101404142344 |
6 | 5111213104 |
7 | 1204332214 |
oct | 307737500 |
9 | 118554044 |
10 | 52412224 |
11 | 27649097 |
12 | 15677194 |
13 | ab21367 |
14 | 6d64944 |
15 | 4904834 |
hex | 31fbf40 |
52412224 has 56 divisors (see below), whose sum is σ = 111922560. Its totient is φ = 24262656.
The previous prime is 52412221. The next prime is 52412249. The reversal of 52412224 is 42221425.
It is a junction number, because it is equal to n+sod(n) for n = 52412195 and 52412204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52412221) 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, 72537 + ... + 73255.
Almost surely, 252412224 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 52412224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55961280).
52412224 is an abundant number, since it is smaller than the sum of its proper divisors (59510336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52412224 is a wasteful number, since it uses less digits than its factorization.
52412224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 815 (or 805 counting only the distinct ones).
The product of its digits is 1280, while the sum is 22.
The square root of 52412224 is about 7239.6287197618. The cubic root of 52412224 is about 374.2348225527.
Adding to 52412224 its reverse (42221425), we get a palindrome (94633649).
The spelling of 52412224 in words is "fifty-two million, four hundred twelve thousand, two hundred twenty-four".
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