Base | Representation |
---|---|
bin | 110000101000110000… |
… | …000110010111111100 |
3 | 11222210112100210000100 |
4 | 300220300012113330 |
5 | 1323423131231322 |
6 | 35554022401100 |
7 | 3526066525101 |
oct | 605060062774 |
9 | 158715323010 |
10 | 52223305212 |
11 | 20169770181 |
12 | a155590190 |
13 | 4c03571040 |
14 | 2755b16aa8 |
15 | 1559b66dac |
hex | c28c065fc |
52223305212 has 72 divisors (see below), whose sum is σ = 147065667840. Its totient is φ = 15514611840.
The previous prime is 52223305187. The next prime is 52223305213. The reversal of 52223305212 is 21250332225.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52223305213) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1910364 + ... + 1937507.
It is an arithmetic number, because the mean of its divisors is an integer number (2042578720).
Almost surely, 252223305212 is an apocalyptic number.
52223305212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
52223305212 is an abundant number, since it is smaller than the sum of its proper divisors (94842362628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52223305212 is a wasteful number, since it uses less digits than its factorization.
52223305212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3847923 (or 3847918 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
Adding to 52223305212 its reverse (21250332225), we get a palindrome (73473637437).
It can be divided in two parts, 52223 and 305212, that added together give a triangular number (357435 = T845).
The spelling of 52223305212 in words is "fifty-two billion, two hundred twenty-three million, three hundred five thousand, two hundred twelve".
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