Search a number
-
+
2122322313 = 317103404021
BaseRepresentation
bin111111010000000…
…0001000110001001
312110220112010220010
41332200001012021
513321303303223
6550332422133
7103410304416
oct17640010611
95426463803
102122322313
11999aa5191
124b2917949
1327a905327
14161c1b10d
15c64c6393
hex7e801189

2122322313 has 16 divisors (see below), whose sum is σ = 3025316736. Its totient is φ = 1318721280.

The previous prime is 2122322311. The next prime is 2122322317. The reversal of 2122322313 is 3132232212.

It is a happy number.

It is not a de Polignac number, because 2122322313 - 21 = 2122322311 is a prime.

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 2122322313.

It is not an unprimeable number, because it can be changed into a prime (2122322311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196758 + ... + 207263.

It is an arithmetic number, because the mean of its divisors is an integer number (189082296).

Almost surely, 22122322313 is an apocalyptic number.

It is an amenable number.

2122322313 is a deficient number, since it is larger than the sum of its proper divisors (902994423).

2122322313 is a wasteful number, since it uses less digits than its factorization.

2122322313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404144.

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

The square root of 2122322313 is about 46068.6695379843. The cubic root of 2122322313 is about 1285.1005615053.

Adding to 2122322313 its reverse (3132232212), we get a palindrome (5254554525).

The spelling of 2122322313 in words is "two billion, one hundred twenty-two million, three hundred twenty-two thousand, three hundred thirteen".

Divisors: 1 3 17 51 103 309 1751 5253 404021 1212063 6868357 20605071 41614163 124842489 707440771 2122322313