Search a number
-
+
13122242041 = 139421224239
BaseRepresentation
bin11000011100010010…
…11000010111111001
31020212111210222000111
430032021120113321
5203333243221131
610010035104321
7643116134266
oct141611302771
936774728014
1013122242041
115624188737
1226627420a1
13131180227c
148c6aaa26d
1551c04bab1
hex30e2585f9

13122242041 has 8 divisors (see below), whose sum is σ = 13248099200. Its totient is φ = 12996834480.

The previous prime is 13122242039. The next prime is 13122242051. The reversal of 13122242041 is 14024222131.

13122242041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13122242041 - 21 = 13122242039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13122242051) 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 7 ways as a sum of consecutive naturals, for example, 53601 + ... + 170638.

It is an arithmetic number, because the mean of its divisors is an integer number (1656012400).

Almost surely, 213122242041 is an apocalyptic number.

It is an amenable number.

13122242041 is a deficient number, since it is larger than the sum of its proper divisors (125857159).

13122242041 is a wasteful number, since it uses less digits than its factorization.

13122242041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224799.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 13122242041 its reverse (14024222131), we get a palindrome (27146464172).

The spelling of 13122242041 in words is "thirteen billion, one hundred twenty-two million, two hundred forty-two thousand, forty-one".

Divisors: 1 139 421 58519 224239 31169221 94404619 13122242041