Base | Representation |
---|---|
bin | 10001101010000100111… |
… | …100000100000011001100 |
3 | 11022000000201002100111021 |
4 | 101222010330010003030 |
5 | 124340031221141322 |
6 | 2325233335203524 |
7 | 153444313205212 |
oct | 21520474040314 |
9 | 4260021070437 |
10 | 1213411115212 |
11 | 428671a3948a |
12 | 177200b165a4 |
13 | 8a568bc033a |
14 | 42a2d70ccb2 |
15 | 2186c2994c7 |
hex | 11a84f040cc |
1213411115212 has 6 divisors (see below), whose sum is σ = 2123469451628. Its totient is φ = 606705557604.
The previous prime is 1213411115167. The next prime is 1213411115219. The reversal of 1213411115212 is 2125111143121.
It is not an unprimeable number, because it can be changed into a prime (1213411115219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151676389398 + ... + 151676389405.
Almost surely, 21213411115212 is an apocalyptic number.
It is an amenable number.
1213411115212 is a deficient number, since it is larger than the sum of its proper divisors (910058336416).
1213411115212 is a wasteful number, since it uses less digits than its factorization.
1213411115212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303352778807 (or 303352778805 counting only the distinct ones).
The product of its digits is 480, while the sum is 25.
Adding to 1213411115212 its reverse (2125111143121), we get a palindrome (3338522258333).
The spelling of 1213411115212 in words is "one trillion, two hundred thirteen billion, four hundred eleven million, one hundred fifteen thousand, two hundred twelve".
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