Base | Representation |
---|---|
bin | 111101000110110111… |
… | …0110100011010100101 |
3 | 110112201102112012002222 |
4 | 1322031232310122211 |
5 | 4122223040122103 |
6 | 140141303242125 |
7 | 12323632033652 |
oct | 1721556643245 |
9 | 415642465088 |
10 | 131226879653 |
11 | 50720174a61 |
12 | 21523749345 |
13 | c4b411a91c |
14 | 64cc3d4c29 |
15 | 363090d638 |
hex | 1e8dbb46a5 |
131226879653 has 8 divisors (see below), whose sum is σ = 131642347200. Its totient is φ = 130811567040.
The previous prime is 131226879631. The next prime is 131226879761. The reversal of 131226879653 is 356978622131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131226879653 - 232 = 126931912357 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131226879595 and 131226879604.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131226849653) 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, 1794398 + ... + 1866096.
It is an arithmetic number, because the mean of its divisors is an integer number (16455293400).
Almost surely, 2131226879653 is an apocalyptic number.
It is an amenable number.
131226879653 is a deficient number, since it is larger than the sum of its proper divisors (415467547).
131226879653 is an equidigital number, since it uses as much as digits as its factorization.
131226879653 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77467.
The product of its digits is 3265920, while the sum is 53.
The spelling of 131226879653 in words is "one hundred thirty-one billion, two hundred twenty-six million, eight hundred seventy-nine thousand, six hundred fifty-three".
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