Base | Representation |
---|---|
bin | 110100101110010000… |
… | …0101101110110111101 |
3 | 101211020120201102020101 |
4 | 1221130200231312331 |
5 | 3323334113330023 |
6 | 124002455521101 |
7 | 11115504401413 |
oct | 1513440556675 |
9 | 354216642211 |
10 | 113221230013 |
11 | 44020483981 |
12 | 19b39689191 |
13 | a8a498c978 |
14 | 56a0d372b3 |
15 | 2e29cdb1ad |
hex | 1a5c82ddbd |
113221230013 has 4 divisors (see below), whose sum is σ = 113322593020. Its totient is φ = 113119867008.
The previous prime is 113221229987. The next prime is 113221230053. The reversal of 113221230013 is 310032122311.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 310032122311 = 233 ⋅1330609967.
It can be written as a sum of positive squares in 2 ways, for example, as 55456953049 + 57764276964 = 235493^2 + 240342^2 .
It is a cyclic number.
It is not a de Polignac number, because 113221230013 - 229 = 112684359101 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 (113221230053) 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, 50679828 + ... + 50682061.
It is an arithmetic number, because the mean of its divisors is an integer number (28330648255).
Almost surely, 2113221230013 is an apocalyptic number.
It is an amenable number.
113221230013 is a deficient number, since it is larger than the sum of its proper divisors (101363007).
113221230013 is a wasteful number, since it uses less digits than its factorization.
113221230013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101363006.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 113221230013 its reverse (310032122311), we get a palindrome (423253352324).
The spelling of 113221230013 in words is "one hundred thirteen billion, two hundred twenty-one million, two hundred thirty thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •