Base | Representation |
---|---|
bin | 11000100111111101… |
… | …01100001111000111 |
3 | 1021010022221211011120 |
4 | 30103332230033013 |
5 | 204033321244421 |
6 | 10023452405023 |
7 | 645415010445 |
oct | 142376541707 |
9 | 37108854146 |
10 | 13220103111 |
11 | 5674449156 |
12 | 268b476773 |
13 | 1328b77327 |
14 | 8d5aa1b95 |
15 | 52592c8c6 |
hex | 313fac3c7 |
13220103111 has 16 divisors (see below), whose sum is σ = 17785440000. Its totient is φ = 8734301888.
The previous prime is 13220103107. The next prime is 13220103161. The reversal of 13220103111 is 11130102231.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 13220103111 - 22 = 13220103107 is a prime.
It is a super-2 number, since 2×132201031112 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13220103161) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219340 + ... + 273038.
It is an arithmetic number, because the mean of its divisors is an integer number (1111590000).
Almost surely, 213220103111 is an apocalyptic number.
13220103111 is a deficient number, since it is larger than the sum of its proper divisors (4565336889).
13220103111 is a wasteful number, since it uses less digits than its factorization.
13220103111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54438.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 13220103111 its reverse (11130102231), we get a palindrome (24350205342).
The spelling of 13220103111 in words is "thirteen billion, two hundred twenty million, one hundred three thousand, one hundred eleven".
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