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23230011311311 = 773315277296353
BaseRepresentation
bin1010100100000101010001…
…00100101000010011001111
310001020202201102121001011211
411102002220210220103033
511021100030343430221
6121223415254155251
74615212223122310
oct522025044502317
9101222642531154
1023230011311311
117446879864332
12273216b952b27
13cc677195857c
145a44a4d86607
152a43ec65e6e1
hex1520a89284cf

23230011311311 has 16 divisors (see below), whose sum is σ = 26586633331264. Its totient is φ = 19882905283584.

The previous prime is 23230011311279. The next prime is 23230011311317. The reversal of 23230011311311 is 11311311003232.

It is not a de Polignac number, because 23230011311311 - 25 = 23230011311279 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 (23230011311317) 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, 78238111 + ... + 78534463.

It is an arithmetic number, because the mean of its divisors is an integer number (1661664583204).

Almost surely, 223230011311311 is an apocalyptic number.

23230011311311 is a deficient number, since it is larger than the sum of its proper divisors (3356622019953).

23230011311311 is a wasteful number, since it uses less digits than its factorization.

23230011311311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312370.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 23230011311311 its reverse (11311311003232), we get a palindrome (34541322314543).

The spelling of 23230011311311 in words is "twenty-three trillion, two hundred thirty billion, eleven million, three hundred eleven thousand, three hundred eleven".

Divisors: 1 7 733 5131 15277 106939 296353 2074471 11198041 78386287 217226749 1520587243 4527384781 31691693467 3318573044473 23230011311311