Base | Representation |
---|---|
bin | 11010010000010… |
… | …01100101010101 |
3 | 120100102100202221 |
4 | 31020021211111 |
5 | 422340141323 |
6 | 33504302341 |
7 | 5313003514 |
oct | 1510114525 |
9 | 510370687 |
10 | 220240213 |
11 | 103357806 |
12 | 619119b1 |
13 | 36822b6b |
14 | 2137067b |
15 | 1450655d |
hex | d209955 |
220240213 has 16 divisors (see below), whose sum is σ = 231086592. Its totient is φ = 209664000.
The previous prime is 220240211. The next prime is 220240217. The reversal of 220240213 is 312042022.
It is a cyclic number.
It is not a de Polignac number, because 220240213 - 21 = 220240211 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220240211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783633 + ... + 783913.
It is an arithmetic number, because the mean of its divisors is an integer number (14442912).
Almost surely, 2220240213 is an apocalyptic number.
It is an amenable number.
220240213 is a deficient number, since it is larger than the sum of its proper divisors (10846379).
220240213 is a wasteful number, since it uses less digits than its factorization.
220240213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 636.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 220240213 is about 14840.4923435848. The cubic root of 220240213 is about 603.9007089757.
Adding to 220240213 its reverse (312042022), we get a palindrome (532282235).
The spelling of 220240213 in words is "two hundred twenty million, two hundred forty thousand, two hundred thirteen".
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