Base | Representation |
---|---|
bin | 11101110011000101000111… |
… | …010011100010000101001011 |
3 | 122012000121002001222111000122 |
4 | 131303011013103202011023 |
5 | 114134140114022434030 |
6 | 1142421055003053455 |
7 | 36414206504664200 |
oct | 3563050723420513 |
9 | 565017061874018 |
10 | 131053533405515 |
11 | 3883754505a016 |
12 | 1284707721128b |
13 | 58183ab655126 |
14 | 245104c30bca7 |
15 | 102400a9ae8e5 |
hex | 7731474e214b |
131053533405515 has 48 divisors (see below), whose sum is σ = 194240772792000. Its totient is φ = 84343489800192.
The previous prime is 131053533405449. The next prime is 131053533405523. The reversal of 131053533405515 is 515504335350131.
It is not a de Polignac number, because 131053533405515 - 212 = 131053533401419 is a prime.
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 47 ways as a sum of consecutive naturals, for example, 42328490 + ... + 45318959.
It is an arithmetic number, because the mean of its divisors is an integer number (4046682766500).
Almost surely, 2131053533405515 is an apocalyptic number.
131053533405515 is a deficient number, since it is larger than the sum of its proper divisors (63187239386485).
131053533405515 is a wasteful number, since it uses less digits than its factorization.
131053533405515 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87647844 (or 87647837 counting only the distinct ones).
The product of its (nonzero) digits is 1012500, while the sum is 44.
Adding to 131053533405515 its reverse (515504335350131), we get a palindrome (646557868755646).
The spelling of 131053533405515 in words is "one hundred thirty-one trillion, fifty-three billion, five hundred thirty-three million, four hundred five thousand, five hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •