Search a number
-
+
20130233013313 = 154011953166923
BaseRepresentation
bin1001001001110111011110…
…11000110101010001000001
32122021102122112212001110021
410210323233120311101001
510114303204122411223
6110451411255333441
74145234640252223
oct444735730652101
978242575761407
1020130233013313
116461202818555
12231145a381281
13b30371531267
144d8446660413
1524d9783c565d
hex124eef635441

20130233013313 has 8 divisors (see below), whose sum is σ = 20132871666336. Its totient is φ = 20127594564000.

The previous prime is 20130233013299. The next prime is 20130233013323. The reversal of 20130233013313 is 31331033203102.

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 20130233013313 - 25 = 20130233013281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20130233013323) 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, 300763470 + ... + 300830392.

It is an arithmetic number, because the mean of its divisors is an integer number (2516608958292).

Almost surely, 220130233013313 is an apocalyptic number.

It is an amenable number.

20130233013313 is a deficient number, since it is larger than the sum of its proper divisors (2638653023).

20130233013313 is a wasteful number, since it uses less digits than its factorization.

20130233013313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101855.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 20130233013313 its reverse (31331033203102), we get a palindrome (51461266216415).

The spelling of 20130233013313 in words is "twenty trillion, one hundred thirty billion, two hundred thirty-three million, thirteen thousand, three hundred thirteen".

Divisors: 1 15401 19531 66923 300796931 1030681123 1307073113 20130233013313