Search a number
-
+
23200230133213 = 73314318590459
BaseRepresentation
bin1010100011001101110010…
…11110011100110111011101
310001010220211221001110000121
411101212321132130313131
511020103032403230323
6121202012200154541
74613106221232220
oct521467136346735
9101126757043017
1023200230133213
117435187099451
12272843a168a51
13cc3a06a0a8b3
145a2c7ba1d5b7
152a3757d5ba5d
hex1519b979cddd

23200230133213 has 4 divisors (see below), whose sum is σ = 26514548723680. Its totient is φ = 19885911542748.

The previous prime is 23200230133193. The next prime is 23200230133231. The reversal of 23200230133213 is 31233103200232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23200230133213 - 233 = 23191640198621 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 (23200230130213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1657159295223 + ... + 1657159295236.

It is an arithmetic number, because the mean of its divisors is an integer number (6628637180920).

Almost surely, 223200230133213 is an apocalyptic number.

It is an amenable number.

23200230133213 is a deficient number, since it is larger than the sum of its proper divisors (3314318590467).

23200230133213 is an equidigital number, since it uses as much as digits as its factorization.

23200230133213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314318590466.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 23200230133213 its reverse (31233103200232), we get a palindrome (54433333333445).

The spelling of 23200230133213 in words is "twenty-three trillion, two hundred billion, two hundred thirty million, one hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 7 3314318590459 23200230133213