Base | Representation |
---|---|
bin | 11101111000010100001101… |
… | …011110011010010001010010 |
3 | 122020021222210122101012212002 |
4 | 131320110031132122101102 |
5 | 114211034010122301232 |
6 | 1143254242152234002 |
7 | 36452205040151606 |
oct | 3570241536322122 |
9 | 566258718335762 |
10 | 131413340431442 |
11 | 389660a280a073 |
12 | 128a495199b902 |
13 | 58432bcc46874 |
14 | 246462242d506 |
15 | 102d5689a3b62 |
hex | 77850d79a452 |
131413340431442 has 32 divisors (see below), whose sum is σ = 197878779131904. Its totient is φ = 65454093936000.
The previous prime is 131413340431403. The next prime is 131413340431459. The reversal of 131413340431442 is 244134043314131.
It is a junction number, because it is equal to n+sod(n) for n = 131413340431396 and 131413340431405.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6227814692 + ... + 6227835792.
It is an arithmetic number, because the mean of its divisors is an integer number (6183711847872).
Almost surely, 2131413340431442 is an apocalyptic number.
131413340431442 is a deficient number, since it is larger than the sum of its proper divisors (66465438700462).
131413340431442 is a wasteful number, since it uses less digits than its factorization.
131413340431442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28754.
The product of its (nonzero) digits is 165888, while the sum is 38.
Adding to 131413340431442 its reverse (244134043314131), we get a palindrome (375547383745573).
The spelling of 131413340431442 in words is "one hundred thirty-one trillion, four hundred thirteen billion, three hundred forty million, four hundred thirty-one thousand, four hundred forty-two".
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