Base | Representation |
---|---|
bin | 101100000111000010010… |
… | …001000101011001010011 |
3 | 101201210002022122121210102 |
4 | 230013002101011121103 |
5 | 344130410031432011 |
6 | 10240304051523015 |
7 | 431666145045350 |
oct | 54070221053123 |
9 | 11653068577712 |
10 | 3031211202131 |
11 | a69590777902 |
12 | 40b5765b946b |
13 | 18cac3b0c248 |
14 | a69d6149627 |
15 | 53cae86c73b |
hex | 2c1c2445653 |
3031211202131 has 8 divisors (see below), whose sum is σ = 3614860564224. Its totient is φ = 2485216637640.
The previous prime is 3031211202121. The next prime is 3031211202143. The reversal of 3031211202131 is 1312021121303.
It is a happy number.
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 3031211202131 - 230 = 3030137460307 is a prime.
It is a super-2 number, since 2×30312112021312 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3031211202121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9413699225 + ... + 9413699546.
It is an arithmetic number, because the mean of its divisors is an integer number (451857570528).
Almost surely, 23031211202131 is an apocalyptic number.
3031211202131 is a deficient number, since it is larger than the sum of its proper divisors (583649362093).
3031211202131 is a wasteful number, since it uses less digits than its factorization.
3031211202131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18827398801.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 3031211202131 its reverse (1312021121303), we get a palindrome (4343232323434).
The spelling of 3031211202131 in words is "three trillion, thirty-one billion, two hundred eleven million, two hundred two thousand, one hundred thirty-one".
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