Base | Representation |
---|---|
bin | 111101000011001011… |
… | …1100001000000010001 |
3 | 110112101211001020021210 |
4 | 1322012113201000101 |
5 | 4121444423032241 |
6 | 140121131210333 |
7 | 12320601630555 |
oct | 1720627410021 |
9 | 415354036253 |
10 | 131103330321 |
11 | 50667459577 |
12 | 214aa2a69a9 |
13 | c494650302 |
14 | 64b9c33865 |
15 | 3624b56316 |
hex | 1e865e1011 |
131103330321 has 8 divisors (see below), whose sum is σ = 174806121600. Its totient is φ = 87401379632.
The previous prime is 131103330317. The next prime is 131103330401. The reversal of 131103330321 is 123033301131.
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 131103330321 - 22 = 131103330317 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131103334321) 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, 450280 + ... + 681878.
It is an arithmetic number, because the mean of its divisors is an integer number (21850765200).
Almost surely, 2131103330321 is an apocalyptic number.
It is an amenable number.
131103330321 is a deficient number, since it is larger than the sum of its proper divisors (43702791279).
131103330321 is a wasteful number, since it uses less digits than its factorization.
131103330321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420295.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 131103330321 its reverse (123033301131), we get a palindrome (254136631452).
The spelling of 131103330321 in words is "one hundred thirty-one billion, one hundred three million, three hundred thirty thousand, three hundred twenty-one".
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