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220244033 = 1063207191
BaseRepresentation
bin11010010000010…
…10100001000001
3120100102120000102
431020022201001
5422340302113
633504332145
75313020612
oct1510124101
9510376012
10220244033
1110335a669
1261914055
1336824819
1421371c09
1514507758
hexd20a841

220244033 has 4 divisors (see below), whose sum is σ = 220452288. Its totient is φ = 220035780.

The previous prime is 220243967. The next prime is 220244071. The reversal of 220244033 is 330442022.

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 220244033 - 214 = 220227649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220243996 and 220244014.

It is not an unprimeable number, because it can be changed into a prime (220244093) 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, 102533 + ... + 104658.

It is an arithmetic number, because the mean of its divisors is an integer number (55113072).

Almost surely, 2220244033 is an apocalyptic number.

It is an amenable number.

220244033 is a deficient number, since it is larger than the sum of its proper divisors (208255).

220244033 is a wasteful number, since it uses less digits than its factorization.

220244033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208254.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 220244033 is about 14840.6210449563. The cubic root of 220244033 is about 603.9042004473.

Adding to 220244033 its reverse (330442022), we get a palindrome (550686055).

The spelling of 220244033 in words is "two hundred twenty million, two hundred forty-four thousand, thirty-three".

Divisors: 1 1063 207191 220244033