Search a number
-
+
2230243311 = 31743730261
BaseRepresentation
bin1000010011101110…
…1100111111101111
312202102121002200010
42010323230333233
514031420241221
61005145504303
7106160520042
oct20473547757
95672532603
102230243311
11a44a0689a
12522aa2093
132970902ca
141722b0c59
15d0be2c76
hex84eecfef

2230243311 has 8 divisors (see below), whose sum is σ = 3148578864. Its totient is φ = 1399368320.

The previous prime is 2230243307. The next prime is 2230243319. The reversal of 2230243311 is 1133420322.

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 2230243311 - 22 = 2230243307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230243319) 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, 21865080 + ... + 21865181.

It is an arithmetic number, because the mean of its divisors is an integer number (393572358).

Almost surely, 22230243311 is an apocalyptic number.

2230243311 is a deficient number, since it is larger than the sum of its proper divisors (918335553).

2230243311 is a wasteful number, since it uses less digits than its factorization.

2230243311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43730281.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2230243311 is about 47225.4519406644. The cubic root of 2230243311 is about 1306.5240701571.

Adding to 2230243311 its reverse (1133420322), we get a palindrome (3363663633).

The spelling of 2230243311 in words is "two billion, two hundred thirty million, two hundred forty-three thousand, three hundred eleven".

Divisors: 1 3 17 51 43730261 131190783 743414437 2230243311