Base | Representation |
---|---|
bin | 10011000110000111000… |
… | …001010110010111101011 |
3 | 11122110002120211020012011 |
4 | 103012013001112113223 |
5 | 132444421424200321 |
6 | 2442455201300351 |
7 | 163543201353142 |
oct | 23060701262753 |
9 | 4573076736164 |
10 | 1312230303211 |
11 | 466571883aa3 |
12 | 19239b3346b7 |
13 | 96986b96249 |
14 | 477259d6759 |
15 | 242029d8ae1 |
hex | 131870565eb |
1312230303211 has 8 divisors (see below), whose sum is σ = 1354594562048. Its totient is φ = 1269868185000.
The previous prime is 1312230303203. The next prime is 1312230303217. The reversal of 1312230303211 is 1123030322131.
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 1312230303211 - 23 = 1312230303203 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1312230303217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760486 + ... + 1789636.
It is an arithmetic number, because the mean of its divisors is an integer number (169324320256).
Almost surely, 21312230303211 is an apocalyptic number.
1312230303211 is a deficient number, since it is larger than the sum of its proper divisors (42364258837).
1312230303211 is a wasteful number, since it uses less digits than its factorization.
1312230303211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1070313.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 1312230303211 its reverse (1123030322131), we get a palindrome (2435260625342).
It can be divided in two parts, 1312230 and 303211, that added together give a square (1615441 = 12712).
The spelling of 1312230303211 in words is "one trillion, three hundred twelve billion, two hundred thirty million, three hundred three thousand, two hundred eleven".
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