Base | Representation |
---|---|
bin | 1011111100010101100111… |
… | …0101100000100101110111 |
3 | 1201111022222110021010222002 |
4 | 2333011121311200211313 |
5 | 3210120220342120343 |
6 | 43532222240125515 |
7 | 2523461633162636 |
oct | 277053165404567 |
9 | 51438873233862 |
10 | 13131222223223 |
11 | 4202a13684265 |
12 | 1580b0390689b |
13 | 743365b35750 |
14 | 3357a996751d |
15 | 17b88e9758b8 |
hex | bf159d60977 |
13131222223223 has 8 divisors (see below), whose sum is σ = 14885596042800. Its totient is φ = 11483174089728.
The previous prime is 13131222223187. The next prime is 13131222223253. The reversal of 13131222223223 is 32232222213131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13131222223223 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 (13131222223253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26581421258 + ... + 26581421751.
It is an arithmetic number, because the mean of its divisors is an integer number (1860699505350).
Almost surely, 213131222223223 is an apocalyptic number.
13131222223223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
13131222223223 is a deficient number, since it is larger than the sum of its proper divisors (1754373819577).
13131222223223 is a wasteful number, since it uses less digits than its factorization.
13131222223223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53162843041.
The product of its digits is 10368, while the sum is 29.
Adding to 13131222223223 its reverse (32232222213131), we get a palindrome (45363444436354).
The spelling of 13131222223223 in words is "thirteen trillion, one hundred thirty-one billion, two hundred twenty-two million, two hundred twenty-three thousand, two hundred twenty-three".
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