Base | Representation |
---|---|
bin | 11101110111010010111010… |
… | …100101111111000011010001 |
3 | 122020001021211120001012100101 |
4 | 131313102322211333003101 |
5 | 114203411413442301231 |
6 | 1143202125211452401 |
7 | 36444143456040340 |
oct | 3567227245770321 |
9 | 566037746035311 |
10 | 131343230431441 |
11 | 38939395516406 |
12 | 12893246157101 |
13 | 58397c8a96b72 |
14 | 2461090d81b57 |
15 | 102b8138b5661 |
hex | 7774ba97f0d1 |
131343230431441 has 32 divisors (see below), whose sum is σ = 155400821280000. Its totient is φ = 108615138492672.
The previous prime is 131343230431367. The next prime is 131343230431463. The reversal of 131343230431441 is 144134032343131.
It is not a de Polignac number, because 131343230431441 - 27 = 131343230431313 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131343230431441.
It is not an unprimeable number, because it can be changed into a prime (131343230431471) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2354341950 + ... + 2354397736.
It is an arithmetic number, because the mean of its divisors is an integer number (4856275665000).
Almost surely, 2131343230431441 is an apocalyptic number.
It is an amenable number.
131343230431441 is a deficient number, since it is larger than the sum of its proper divisors (24057590848559).
131343230431441 is a wasteful number, since it uses less digits than its factorization.
131343230431441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64441.
The product of its (nonzero) digits is 124416, while the sum is 37.
Adding to 131343230431441 its reverse (144134032343131), we get a palindrome (275477262774572).
The spelling of 131343230431441 in words is "one hundred thirty-one trillion, three hundred forty-three billion, two hundred thirty million, four hundred thirty-one thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •