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2204232213 = 3734744071
BaseRepresentation
bin1000001101100001…
…1110101000010101
312200121122121011010
42003120132220111
514003240412323
61002420202433
7105423443661
oct20330365025
95617577133
102204232213
11a31260317
12516239419
13291883b21
1416ca5d8a1
15cd7a5c93
hex8361ea15

2204232213 has 4 divisors (see below), whose sum is σ = 2938976288. Its totient is φ = 1469488140.

The previous prime is 2204232187. The next prime is 2204232221. The reversal of 2204232213 is 3122324022.

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 not a de Polignac number, because 2204232213 - 28 = 2204231957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2204232213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204232713) 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, 367372033 + ... + 367372038.

It is an arithmetic number, because the mean of its divisors is an integer number (734744072).

Almost surely, 22204232213 is an apocalyptic number.

It is an amenable number.

2204232213 is a deficient number, since it is larger than the sum of its proper divisors (734744075).

2204232213 is an equidigital number, since it uses as much as digits as its factorization.

2204232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734744074.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2204232213 is about 46949.2514636815. The cubic root of 2204232213 is about 1301.4249096004.

Adding to 2204232213 its reverse (3122324022), we get a palindrome (5326556235).

The spelling of 2204232213 in words is "two billion, two hundred four million, two hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 3 734744071 2204232213