Base | Representation |
---|---|
bin | 101101100011001111010… |
… | …011100101111010010101 |
3 | 102002020122000021120121212 |
4 | 231203033103211322111 |
5 | 402241134314224341 |
6 | 10354000041551205 |
7 | 442102424534666 |
oct | 55431723457225 |
9 | 12066560246555 |
10 | 3130214211221 |
11 | aa7575354979 |
12 | 4267a64a5505 |
13 | 199240bc6326 |
14 | ab708a0336d |
15 | 566562bc5eb |
hex | 2d8cf4e5e95 |
3130214211221 has 16 divisors (see below), whose sum is σ = 3197704012800. Its totient is φ = 3063521221488.
The previous prime is 3130214211191. The next prime is 3130214211301. The reversal of 3130214211221 is 1221124120313.
It is a cyclic number.
It is not a de Polignac number, because 3130214211221 - 210 = 3130214210197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130214211521) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4559690 + ... + 5201076.
It is an arithmetic number, because the mean of its divisors is an integer number (199856500800).
Almost surely, 23130214211221 is an apocalyptic number.
It is an amenable number.
3130214211221 is a deficient number, since it is larger than the sum of its proper divisors (67489801579).
3130214211221 is a wasteful number, since it uses less digits than its factorization.
3130214211221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 642008.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 3130214211221 its reverse (1221124120313), we get a palindrome (4351338331534).
The spelling of 3130214211221 in words is "three trillion, one hundred thirty billion, two hundred fourteen million, two hundred eleven thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •