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2230402213 = 131297913219
BaseRepresentation
bin1000010011110001…
…0011110010100101
312202102220011122101
42010330103302211
514031440332323
61005153132101
7106162051234
oct20474236245
95672804571
102230402213
11a45005216
12522b5a031
13297117730
14172312b1b
15d0c24dad
hex84f13ca5

2230402213 has 8 divisors (see below), whose sum is σ = 2402338400. Its totient is φ = 2058518448.

The previous prime is 2230402183. The next prime is 2230402219. The reversal of 2230402213 is 3122040322.

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 2230402213 - 225 = 2196847781 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 (2230402219) 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, 162118 + ... + 175336.

It is an arithmetic number, because the mean of its divisors is an integer number (300292300).

Almost surely, 22230402213 is an apocalyptic number.

It is an amenable number.

2230402213 is a deficient number, since it is larger than the sum of its proper divisors (171936187).

2230402213 is a wasteful number, since it uses less digits than its factorization.

2230402213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26211.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2230402213 is about 47227.1342873988. The cubic root of 2230402213 is about 1306.5550988130. Note that the first 3 decimals are identical.

Adding to 2230402213 its reverse (3122040322), we get a palindrome (5352442535).

The spelling of 2230402213 in words is "two billion, two hundred thirty million, four hundred two thousand, two hundred thirteen".

Divisors: 1 13 12979 13219 168727 171847 171569401 2230402213