Base | Representation |
---|---|
bin | 1100100101011… |
… | …1110111110110 |
3 | 10200022221112000 |
4 | 3021113313312 |
5 | 102003214401 |
6 | 5123240130 |
7 | 1210460664 |
oct | 311276766 |
9 | 120287460 |
10 | 52788726 |
11 | 27885a51 |
12 | 15819046 |
13 | ac23843 |
14 | 7021c34 |
15 | 497b186 |
hex | 3257df6 |
52788726 has 64 divisors (see below), whose sum is σ = 128908800. Its totient is φ = 15938208.
The previous prime is 52788683. The next prime is 52788731. The reversal of 52788726 is 62788725.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22480 + ... + 24716.
It is an arithmetic number, because the mean of its divisors is an integer number (2014200).
Almost surely, 252788726 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52788726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64454400).
52788726 is an abundant number, since it is smaller than the sum of its proper divisors (76120074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52788726 is a wasteful number, since it uses less digits than its factorization.
52788726 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2290 (or 2284 counting only the distinct ones).
The product of its digits is 376320, while the sum is 45.
The square root of 52788726 is about 7265.5850418256. The cubic root of 52788726 is about 375.1287877648.
Subtracting 52788726 from its reverse (62788725), we obtain a palindrome (9999999).
It can be divided in two parts, 527 and 88726, that added together give a triangular number (89253 = T422).
The spelling of 52788726 in words is "fifty-two million, seven hundred eighty-eight thousand, seven hundred twenty-six".
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