Base | Representation |
---|---|
bin | 1100101100100… |
… | …1000101000010 |
3 | 10201012111120210 |
4 | 3023021011002 |
5 | 102113034133 |
6 | 5141214550 |
7 | 1214431602 |
oct | 313110502 |
9 | 121174523 |
10 | 53252418 |
11 | 2807236a |
12 | 15a01456 |
13 | b05690b |
14 | 7102c02 |
15 | 4a1d763 |
hex | 32c9142 |
53252418 has 16 divisors (see below), whose sum is σ = 107604000. Its totient is φ = 17567616.
The previous prime is 53252413. The next prime is 53252431. The reversal of 53252418 is 81425235.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (53252413) 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, 45168 + ... + 46331.
It is an arithmetic number, because the mean of its divisors is an integer number (6725250).
Almost surely, 253252418 is an apocalyptic number.
53252418 is an abundant number, since it is smaller than the sum of its proper divisors (54351582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53252418 is a wasteful number, since it uses less digits than its factorization.
53252418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91601.
The product of its digits is 9600, while the sum is 30.
The square root of 53252418 is about 7297.4254364125. The cubic root of 53252418 is about 376.2239545920.
The spelling of 53252418 in words is "fifty-three million, two hundred fifty-two thousand, four hundred eighteen".
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