Search a number
-
+
20301302013013 = 711681248282339
BaseRepresentation
bin1001001110110110000111…
…11001010001110001010101
32122212210012122100122111001
410213123003321101301111
510130104031303404023
6111102142301543301
74163502121620460
oct447330371216125
978783178318431
1020301302013013
116517808806a4a
12233a640b74b31
13b43534aa3938
145028342862d7
1525313b9d16ad
hex1276c3e51c55

20301302013013 has 8 divisors (see below), whose sum is σ = 23203474367040. Its totient is φ = 17399626247040.

The previous prime is 20301302013011. The next prime is 20301302013023. The reversal of 20301302013013 is 31031020310302.

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 20301302013013 - 21 = 20301302013011 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 (20301302013011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124059403 + ... + 124222936.

It is an arithmetic number, because the mean of its divisors is an integer number (2900434295880).

Almost surely, 220301302013013 is an apocalyptic number.

It is an amenable number.

20301302013013 is a deficient number, since it is larger than the sum of its proper divisors (2902172354027).

20301302013013 is a wasteful number, since it uses less digits than its factorization.

20301302013013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248294027.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20301302013013 its reverse (31031020310302), we get a palindrome (51332322323315).

The spelling of 20301302013013 in words is "twenty trillion, three hundred one billion, three hundred two million, thirteen thousand, thirteen".

Divisors: 1 7 11681 81767 248282339 1737976373 2900186001859 20301302013013