Search a number
-
+
220222013 = 1122938731
BaseRepresentation
bin11010010000001…
…01001000111101
3120100101102210212
431020011020331
5422334101023
633504042205
75312566454
oct1510051075
9510342725
10220222013
11103345070
1261903365
13368177ab
1421367b9b
1514500e78
hexd20523d

220222013 has 8 divisors (see below), whose sum is σ = 240374496. Its totient is φ = 200091600.

The previous prime is 220222003. The next prime is 220222019. The reversal of 220222013 is 310222022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220222013 - 24 = 220221997 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 (220222019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20858 + ... + 29588.

It is an arithmetic number, because the mean of its divisors is an integer number (30046812).

Almost surely, 2220222013 is an apocalyptic number.

It is an amenable number.

220222013 is a deficient number, since it is larger than the sum of its proper divisors (20152483).

220222013 is a wasteful number, since it uses less digits than its factorization.

220222013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 220222013 is about 14839.8791437127. The cubic root of 220222013 is about 603.8840736611.

Adding to 220222013 its reverse (310222022), we get a palindrome (530444035).

Subtracting 220222013 from its reverse (310222022), we obtain a palindrome (90000009).

The spelling of 220222013 in words is "two hundred twenty million, two hundred twenty-two thousand, thirteen".

Divisors: 1 11 2293 8731 25223 96041 20020183 220222013