Base | Representation |
---|---|
bin | 1100011110000… |
… | …0100111010010 |
3 | 10122102010110000 |
4 | 3013200213102 |
5 | 101342101432 |
6 | 5104550430 |
7 | 1203354561 |
oct | 307404722 |
9 | 118363400 |
10 | 52300242 |
11 | 27581a45 |
12 | 15622416 |
13 | aab23b7 |
14 | 6d35bd8 |
15 | 48d157c |
hex | 31e09d2 |
52300242 has 40 divisors (see below), whose sum is σ = 118269756. Its totient is φ = 17273088.
The previous prime is 52300231. The next prime is 52300247. The reversal of 52300242 is 24200325.
It can be written as a sum of positive squares in 2 ways, for example, as 49406841 + 2893401 = 7029^2 + 1701^2 .
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 (52300247) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16878 + ... + 19734.
Almost surely, 252300242 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52300242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59134878).
52300242 is an abundant number, since it is smaller than the sum of its proper divisors (65969514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52300242 is a wasteful number, since it uses less digits than its factorization.
52300242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2984 (or 2975 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 52300242 is about 7231.8906241729. The cubic root of 52300242 is about 373.9681071301.
Adding to 52300242 its reverse (24200325), we get a palindrome (76500567).
The spelling of 52300242 in words is "fifty-two million, three hundred thousand, two hundred forty-two".
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