Base | Representation |
---|---|
bin | 11010010000110… |
… | …00101100111101 |
3 | 120100112111201120 |
4 | 31020120230331 |
5 | 422344132031 |
6 | 33505501153 |
7 | 5313352203 |
oct | 1510305475 |
9 | 510474646 |
10 | 220302141 |
11 | 10339a294 |
12 | 619417b9 |
13 | 368450c7 |
14 | 21389073 |
15 | 14519a96 |
hex | d218b3d |
220302141 has 4 divisors (see below), whose sum is σ = 293736192. Its totient is φ = 146868092.
The previous prime is 220302139. The next prime is 220302149. The reversal of 220302141 is 141203022.
220302141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 220302141 - 21 = 220302139 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 220302141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220302149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36717021 + ... + 36717026.
It is an arithmetic number, because the mean of its divisors is an integer number (73434048).
Almost surely, 2220302141 is an apocalyptic number.
It is an amenable number.
220302141 is a deficient number, since it is larger than the sum of its proper divisors (73434051).
220302141 is an equidigital number, since it uses as much as digits as its factorization.
220302141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73434050.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 220302141 is about 14842.5786506254. The cubic root of 220302141 is about 603.9573060549.
Adding to 220302141 its reverse (141203022), we get a palindrome (361505163).
The spelling of 220302141 in words is "two hundred twenty million, three hundred two thousand, one hundred forty-one".
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