Base | Representation |
---|---|
bin | 11101110110111110010101… |
… | …100000001000010110101011 |
3 | 122012222011210120101202222201 |
4 | 131312332111200020112223 |
5 | 114203031140111200321 |
6 | 1143144032405401031 |
7 | 36442432050410065 |
oct | 3566762540102653 |
9 | 565864716352881 |
10 | 131321133303211 |
11 | 3892aa8623a965 |
12 | 1288aab9a09177 |
13 | 58376b6a98567 |
14 | 245dd9635a735 |
15 | 102ae6d99d291 |
hex | 776f958085ab |
131321133303211 has 4 divisors (see below), whose sum is σ = 132525914342800. Its totient is φ = 130116352263624.
The previous prime is 131321133303197. The next prime is 131321133303221. The reversal of 131321133303211 is 112303331123131.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 131321133303211 - 25 = 131321133303179 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 131321133303211.
It is not an unprimeable number, because it can be changed into a prime (131321133303221) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602390519631 + ... + 602390519848.
It is an arithmetic number, because the mean of its divisors is an integer number (33131478585700).
Almost surely, 2131321133303211 is an apocalyptic number.
131321133303211 is a deficient number, since it is larger than the sum of its proper divisors (1204781039589).
131321133303211 is a wasteful number, since it uses less digits than its factorization.
131321133303211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1204781039588.
The product of its (nonzero) digits is 2916, while the sum is 28.
Adding to 131321133303211 its reverse (112303331123131), we get a palindrome (243624464426342).
The spelling of 131321133303211 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, one hundred thirty-three million, three hundred three thousand, two hundred eleven".
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