Base | Representation |
---|---|
bin | 111101111100101000… |
… | …1110111101110001001 |
3 | 110201101011201200221101 |
4 | 1323321101313232021 |
5 | 4134421443332340 |
6 | 141040320541401 |
7 | 12416431541416 |
oct | 1737121675611 |
9 | 421334650841 |
10 | 133031230345 |
11 | 51466730382 |
12 | 21947a81861 |
13 | c710ba2060 |
14 | 661dcc110d |
15 | 36d9025c9a |
hex | 1ef9477b89 |
133031230345 has 16 divisors (see below), whose sum is σ = 177845466960. Its totient is φ = 94850913024.
The previous prime is 133031230331. The next prime is 133031230373. The reversal of 133031230345 is 543032130331.
It can be written as a sum of positive squares in 8 ways, for example, as 35174252304 + 97856978041 = 187548^2 + 312821^2 .
It is a cyclic number.
It is not a de Polignac number, because 133031230345 - 219 = 133030706057 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 15 ways as a sum of consecutive naturals, for example, 35284914 + ... + 35288683.
It is an arithmetic number, because the mean of its divisors is an integer number (11115341685).
Almost surely, 2133031230345 is an apocalyptic number.
It is an amenable number.
133031230345 is a deficient number, since it is larger than the sum of its proper divisors (44814236615).
133031230345 is a wasteful number, since it uses less digits than its factorization.
133031230345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70573644.
The product of its (nonzero) digits is 9720, while the sum is 28.
Adding to 133031230345 its reverse (543032130331), we get a palindrome (676063360676).
The spelling of 133031230345 in words is "one hundred thirty-three billion, thirty-one million, two hundred thirty thousand, three hundred forty-five".
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