Base | Representation |
---|---|
bin | 10011000101000001011… |
… | …001100111101011011101 |
3 | 11122100002011221111201222 |
4 | 103011001121213223131 |
5 | 132440023414313240 |
6 | 2442143234143125 |
7 | 163502226224510 |
oct | 23050131475335 |
9 | 4570064844658 |
10 | 1311062260445 |
11 | 4660225151a3 |
12 | 192114121aa5 |
13 | 9682bbb0892 |
14 | 47654824d77 |
15 | 241851b1eb5 |
hex | 13141667add |
1311062260445 has 8 divisors (see below), whose sum is σ = 1798028242944. Its totient is φ = 899014121424.
The previous prime is 1311062260441. The next prime is 1311062260583. The reversal of 1311062260445 is 5440622601131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1311062260445 - 22 = 1311062260441 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 37458921727 = 1311062260445 / (1 + 3 + 1 + 1 + 0 + 6 + 2 + 2 + 6 + 0 + 4 + 4 + 5).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1311062260441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18729460829 + ... + 18729460898.
It is an arithmetic number, because the mean of its divisors is an integer number (224753530368).
Almost surely, 21311062260445 is an apocalyptic number.
It is an amenable number.
1311062260445 is a deficient number, since it is larger than the sum of its proper divisors (486965982499).
1311062260445 is an equidigital number, since it uses as much as digits as its factorization.
1311062260445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37458921739.
The product of its (nonzero) digits is 34560, while the sum is 35.
Adding to 1311062260445 its reverse (5440622601131), we get a palindrome (6751684861576).
The spelling of 1311062260445 in words is "one trillion, three hundred eleven billion, sixty-two million, two hundred sixty thousand, four hundred forty-five".
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