Base | Representation |
---|---|
bin | 1011111100010101010001… |
… | …1001100001110101101111 |
3 | 1201111022202002121122021112 |
4 | 2333011110121201311233 |
5 | 3210120024014032343 |
6 | 43532205221022235 |
7 | 2523456444623333 |
oct | 277052431416557 |
9 | 51438662548245 |
10 | 13131131002223 |
11 | 4202977139603 |
12 | 1580a9925497b |
13 | 74334cc76b20 |
14 | 33579b7bd7c3 |
15 | 17b886957218 |
hex | bf154661d6f |
13131131002223 has 16 divisors (see below), whose sum is σ = 15127415765280. Its totient is φ = 11290432720896.
The previous prime is 13131131002193. The next prime is 13131131002261. The reversal of 13131131002223 is 32220013113131.
It is a cyclic number.
It is not a de Polignac number, because 13131131002223 - 26 = 13131131002159 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13131131002273) 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, 306251153 + ... + 306294026.
It is an arithmetic number, because the mean of its divisors is an integer number (945463485330).
Almost surely, 213131131002223 is an apocalyptic number.
13131131002223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
13131131002223 is a deficient number, since it is larger than the sum of its proper divisors (1996284763057).
13131131002223 is a wasteful number, since it uses less digits than its factorization.
13131131002223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 612545306.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 13131131002223 its reverse (32220013113131), we get a palindrome (45351144115354).
The spelling of 13131131002223 in words is "thirteen trillion, one hundred thirty-one billion, one hundred thirty-one million, two thousand, two hundred twenty-three".
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