Base | Representation |
---|---|
bin | 11101110010111100101001… |
… | …010111111010110111010010 |
3 | 122011222201121102120220012201 |
4 | 131302330221113322313102 |
5 | 114134013003433221110 |
6 | 1142412552451513414 |
7 | 36413435263260145 |
oct | 3562745127726722 |
9 | 564881542526181 |
10 | 131044441304530 |
11 | 388336a9881a76 |
12 | 1284535a2b886a |
13 | 581758ca98810 |
14 | 24508289a005c |
15 | 1023b7768db3a |
hex | 772f295fadd2 |
131044441304530 has 16 divisors (see below), whose sum is σ = 254024609298264. Its totient is φ = 48385639866240.
The previous prime is 131044441304503. The next prime is 131044441304551. The reversal of 131044441304530 is 35403144440131.
It can be written as a sum of positive squares in 4 ways, for example, as 82948177392921 + 48096263911609 = 9107589^2 + 6935147^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 131044441304530.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504017081811 + ... + 504017082070.
Almost surely, 2131044441304530 is an apocalyptic number.
131044441304530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131044441304530 is a deficient number, since it is larger than the sum of its proper divisors (122980167993734).
131044441304530 is a wasteful number, since it uses less digits than its factorization.
131044441304530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1008034163901.
The product of its (nonzero) digits is 138240, while the sum is 37.
Adding to 131044441304530 its reverse (35403144440131), we get a palindrome (166447585744661).
The spelling of 131044441304530 in words is "one hundred thirty-one trillion, forty-four billion, four hundred forty-one million, three hundred four thousand, five hundred thirty".
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