Search a number
-
+
20112300241 = 117924379497
BaseRepresentation
bin10010101110110010…
…010101100011010001
31220220122211201012221
4102232302111203101
5312142222101431
613123420221041
71311254505565
oct225662254321
956818751187
1020112300241
118590961940
123a9369a781
131b86a36c97
14d8b1996a5
157caa50111
hex4aec958d1

20112300241 has 16 divisors (see below), whose sum is σ = 22229879040. Its totient is φ = 18043159680.

The previous prime is 20112300233. The next prime is 20112300319. The reversal of 20112300241 is 14200321102.

It is a cyclic number.

It is not a de Polignac number, because 20112300241 - 23 = 20112300233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20112300841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2113005 + ... + 2122501.

It is an arithmetic number, because the mean of its divisors is an integer number (1389367440).

Almost surely, 220112300241 is an apocalyptic number.

It is an amenable number.

20112300241 is a deficient number, since it is larger than the sum of its proper divisors (2117578799).

20112300241 is a wasteful number, since it uses less digits than its factorization.

20112300241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12024.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20112300241 its reverse (14200321102), we get a palindrome (34312621343).

The spelling of 20112300241 in words is "twenty billion, one hundred twelve million, three hundred thousand, two hundred forty-one".

Divisors: 1 11 79 869 2437 9497 26807 104467 192523 750263 2117753 8252893 23144189 254586079 1828390931 20112300241