Base | Representation |
---|---|
bin | 101101100100010001111… |
… | …011101010000011100101 |
3 | 102002100111220121122120112 |
4 | 231210101323222003211 |
5 | 402300431443311323 |
6 | 10354303012142405 |
7 | 442142216632121 |
oct | 55442173520345 |
9 | 12070456548515 |
10 | 3131332010213 |
11 | aa7a993168a0 |
12 | 426a58907a05 |
13 | 19938b669654 |
14 | ab7b3256581 |
15 | 566be4bc178 |
hex | 2d911eea0e5 |
3131332010213 has 4 divisors (see below), whose sum is σ = 3415998556608. Its totient is φ = 2846665463820.
The previous prime is 3131332010189. The next prime is 3131332010239. The reversal of 3131332010213 is 3120102331313.
3131332010213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3131332010213 - 28 = 3131332009957 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3131332010243) 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, 142333273181 + ... + 142333273202.
It is an arithmetic number, because the mean of its divisors is an integer number (853999639152).
Almost surely, 23131332010213 is an apocalyptic number.
It is an amenable number.
3131332010213 is a deficient number, since it is larger than the sum of its proper divisors (284666546395).
3131332010213 is a wasteful number, since it uses less digits than its factorization.
3131332010213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284666546394.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 3131332010213 its reverse (3120102331313), we get a palindrome (6251434341526).
The spelling of 3131332010213 in words is "three trillion, one hundred thirty-one billion, three hundred thirty-two million, ten thousand, two hundred thirteen".
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