Base | Representation |
---|---|
bin | 111101010010001001… |
… | …0110110000100111011 |
3 | 110120200210211011010112 |
4 | 1322210102312010323 |
5 | 4124011442004040 |
6 | 140243024534535 |
7 | 12336206430056 |
oct | 1724422660473 |
9 | 416623734115 |
10 | 131605422395 |
11 | 508a49147a7 |
12 | 2160a48144b |
13 | c544688705 |
14 | 65267b1a9d |
15 | 3653c84365 |
hex | 1ea44b613b |
131605422395 has 16 divisors (see below), whose sum is σ = 168492775968. Its totient is φ = 98334712320.
The previous prime is 131605422367. The next prime is 131605422397. The reversal of 131605422395 is 593224506131.
It is not a de Polignac number, because 131605422395 - 28 = 131605422139 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131605422397) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5898404 + ... + 5920673.
It is an arithmetic number, because the mean of its divisors is an integer number (10530798498).
Almost surely, 2131605422395 is an apocalyptic number.
131605422395 is a deficient number, since it is larger than the sum of its proper divisors (36887353573).
131605422395 is a wasteful number, since it uses less digits than its factorization.
131605422395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11819230.
The product of its (nonzero) digits is 194400, while the sum is 41.
The spelling of 131605422395 in words is "one hundred thirty-one billion, six hundred five million, four hundred twenty-two thousand, three hundred ninety-five".
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