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2213032443 = 31743392793
BaseRepresentation
bin1000001111101000…
…0011000111111011
312201020012200210120
42003322003013323
514013014014233
61003332544323
7105561315426
oct20372030773
95636180716
102213032443
11a36221036
125191820a3
1329364556b
1416dcb09bd
15ce4434b3
hex83e831fb

2213032443 has 8 divisors (see below), whose sum is σ = 3124281168. Its totient is φ = 1388569344.

The previous prime is 2213032421. The next prime is 2213032463. The reversal of 2213032443 is 3442303122.

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

It is not a de Polignac number, because 2213032443 - 210 = 2213031419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2213032463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21696346 + ... + 21696447.

It is an arithmetic number, because the mean of its divisors is an integer number (390535146).

Almost surely, 22213032443 is an apocalyptic number.

2213032443 is a deficient number, since it is larger than the sum of its proper divisors (911248725).

2213032443 is a wasteful number, since it uses less digits than its factorization.

2213032443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43392813.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2213032443 is about 47042.8787703304. The cubic root of 2213032443 is about 1303.1545565725.

Adding to 2213032443 its reverse (3442303122), we get a palindrome (5655335565).

The spelling of 2213032443 in words is "two billion, two hundred thirteen million, thirty-two thousand, four hundred forty-three".

Divisors: 1 3 17 51 43392793 130178379 737677481 2213032443