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2230143211 = 7368344729
BaseRepresentation
bin1000010011101101…
…0100100011101011
312202102102000100201
42010323110203223
514031404040321
61005143413031
7106156622152
oct20473244353
95672360321
102230143211
11a4494866a
12522a54177
1329705688a
14172286599
15d0bc3291
hex84ed48eb

2230143211 has 8 divisors (see below), whose sum is σ = 2264053680. Its totient is φ = 2196323712.

The previous prime is 2230143191. The next prime is 2230143233. The reversal of 2230143211 is 1123410322.

It is a happy number.

2230143211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2230143211 - 217 = 2230012139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2230843211) 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, 27495 + ... + 72223.

It is an arithmetic number, because the mean of its divisors is an integer number (283006710).

Almost surely, 22230143211 is an apocalyptic number.

2230143211 is a deficient number, since it is larger than the sum of its proper divisors (33910469).

2230143211 is an equidigital number, since it uses as much as digits as its factorization.

2230143211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45485.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2230143211 is about 47224.3921189040. The cubic root of 2230143211 is about 1306.5045229601.

Adding to 2230143211 its reverse (1123410322), we get a palindrome (3353553533).

The spelling of 2230143211 in words is "two billion, two hundred thirty million, one hundred forty-three thousand, two hundred eleven".

Divisors: 1 73 683 44729 49859 3265217 30549907 2230143211