Base | Representation |
---|---|
bin | 1100101011111… |
… | …1001110010010 |
3 | 10201010110012200 |
4 | 3022333032102 |
5 | 102110241200 |
6 | 5140304030 |
7 | 1214203113 |
oct | 312771622 |
9 | 121113180 |
10 | 53212050 |
11 | 28045001 |
12 | 159a2016 |
13 | b041428 |
14 | 70d220a |
15 | 4a11800 |
hex | 32bf392 |
53212050 has 36 divisors (see below), whose sum is σ = 142964250. Its totient is φ = 14189760.
The previous prime is 53212021. The next prime is 53212051. The reversal of 53212050 is 5021235.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 31505769 + 21706281 = 5613^2 + 4659^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (53212051) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 58675 + ... + 59574.
Almost surely, 253212050 is an apocalyptic number.
53212050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
53212050 is an abundant number, since it is smaller than the sum of its proper divisors (89752200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53212050 is a wasteful number, since it uses less digits than its factorization.
53212050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118267 (or 118259 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 53212050 is about 7294.6590050529. The cubic root of 53212050 is about 376.1288650268.
Adding to 53212050 its reverse (5021235), we get a palindrome (58233285).
The spelling of 53212050 in words is "fifty-three million, two hundred twelve thousand, fifty".
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