Base | Representation |
---|---|
bin | 1000101001100… |
… | …11010110000100 |
3 | 12001112112102102 |
4 | 10110303112010 |
5 | 122033441202 |
6 | 11111131232 |
7 | 1540524113 |
oct | 424632604 |
9 | 161475372 |
10 | 72562052 |
11 | 37a60a42 |
12 | 20373b18 |
13 | 12057a34 |
14 | 98cbc7a |
15 | 6584d02 |
hex | 4533584 |
72562052 has 18 divisors (see below), whose sum is σ = 134583498. Its totient is φ = 34113792.
The previous prime is 72562051. The next prime is 72562097. The reversal of 72562052 is 25026527.
It can be written as a sum of positive squares in 3 ways, for example, as 59845696 + 12716356 = 7736^2 + 3566^2 .
It is not an unprimeable number, because it can be changed into a prime (72562051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69728 + ... + 70760.
It is an arithmetic number, because the mean of its divisors is an integer number (7476861).
Almost surely, 272562052 is an apocalyptic number.
It is an amenable number.
72562052 is a deficient number, since it is larger than the sum of its proper divisors (62021446).
72562052 is a wasteful number, since it uses less digits than its factorization.
72562052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2087 (or 1052 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 29.
The square root of 72562052 is about 8518.3362225261. The cubic root of 72562052 is about 417.0964741027.
Adding to 72562052 its reverse (25026527), we get a palindrome (97588579).
The spelling of 72562052 in words is "seventy-two million, five hundred sixty-two thousand, fifty-two".
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