Base | Representation |
---|---|
bin | 11101110101011001110110… |
… | …000101101111111011011011 |
3 | 122012120212021202021022002102 |
4 | 131311121312011233323123 |
5 | 114144244144410030243 |
6 | 1143022305432354015 |
7 | 36431562132410525 |
oct | 3565316605577333 |
9 | 565525252238072 |
10 | 131213232111323 |
11 | 3889924589440a |
12 | 12872005b4590b |
13 | 582a47c35cb5b |
14 | 2458a7bbd2a15 |
15 | 1028255c849b8 |
hex | 77567616fedb |
131213232111323 has 16 divisors (see below), whose sum is σ = 133982763780096. Its totient is φ = 128454598247040.
The previous prime is 131213232111319. The next prime is 131213232111383. The reversal of 131213232111323 is 323111232312131.
It is a cyclic number.
It is not a de Polignac number, because 131213232111323 - 22 = 131213232111319 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131213232111383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1338219686 + ... + 1338317732.
It is an arithmetic number, because the mean of its divisors is an integer number (8373922736256).
Almost surely, 2131213232111323 is an apocalyptic number.
131213232111323 is a deficient number, since it is larger than the sum of its proper divisors (2769531668773).
131213232111323 is an equidigital number, since it uses as much as digits as its factorization.
131213232111323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153334.
The product of its digits is 3888, while the sum is 29.
Adding to 131213232111323 its reverse (323111232312131), we get a palindrome (454324464423454).
The spelling of 131213232111323 in words is "one hundred thirty-one trillion, two hundred thirteen billion, two hundred thirty-two million, one hundred eleven thousand, three hundred twenty-three".
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