Base | Representation |
---|---|
bin | 10001101010000000000… |
… | …111000101110111000011 |
3 | 11021222211001200101010110 |
4 | 101222000013011313003 |
5 | 124334400002321011 |
6 | 2325221323202403 |
7 | 153442310566023 |
oct | 21520007056703 |
9 | 4258731611113 |
10 | 1213330120131 |
11 | 4286302486a8 |
12 | 177199976403 |
13 | 8a5551a205c |
14 | 42a22a67a83 |
15 | 218650eaba6 |
hex | 11a801c5dc3 |
1213330120131 has 8 divisors (see below), whose sum is σ = 1632892872384. Its totient is φ = 801327057320.
The previous prime is 1213330120129. The next prime is 1213330120141. The reversal of 1213330120131 is 1310210333121.
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 1213330120131 - 21 = 1213330120129 is a prime.
It is a super-2 number, since 2×12133301201312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1213330120098 and 1213330120107.
It is not an unprimeable number, because it can be changed into a prime (1213330120141) 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, 1889921985 + ... + 1889922626.
It is an arithmetic number, because the mean of its divisors is an integer number (204111609048).
Almost surely, 21213330120131 is an apocalyptic number.
1213330120131 is a deficient number, since it is larger than the sum of its proper divisors (419562752253).
1213330120131 is a wasteful number, since it uses less digits than its factorization.
1213330120131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3779844721.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 1213330120131 its reverse (1310210333121), we get a palindrome (2523540453252).
The spelling of 1213330120131 in words is "one trillion, two hundred thirteen billion, three hundred thirty million, one hundred twenty thousand, one hundred thirty-one".
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