Base | Representation |
---|---|
bin | 10001101010101010100… |
… | …001000110100100000000 |
3 | 11022001122122102101002112 |
4 | 101222222201012210000 |
5 | 124342324121104244 |
6 | 2325420100234452 |
7 | 153466040115251 |
oct | 21525241064400 |
9 | 4261578371075 |
10 | 1214041581824 |
11 | 428965906375 |
12 | 17735809ba28 |
13 | 8a6396c53c6 |
14 | 42a8d346b28 |
15 | 218a77d439e |
hex | 11aaa846900 |
1214041581824 has 18 divisors (see below), whose sum is σ = 2423340814230. Its totient is φ = 607020790784.
The previous prime is 1214041581811. The next prime is 1214041581829. The reversal of 1214041581824 is 4281851404121.
It can be written as a sum of positive squares in only one way, i.e., 1213346310400 + 695271424 = 1101520^2 + 26368^2 .
It is not an unprimeable number, because it can be changed into a prime (1214041581829) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2371174709 + ... + 2371175220.
It is an arithmetic number, because the mean of its divisors is an integer number (134630045235).
Almost surely, 21214041581824 is an apocalyptic number.
It is an amenable number.
1214041581824 is a deficient number, since it is larger than the sum of its proper divisors (1209299232406).
1214041581824 is an frugal number, since it uses more digits than its factorization.
1214041581824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4742349945 (or 4742349931 counting only the distinct ones).
The product of its (nonzero) digits is 81920, while the sum is 41.
Adding to 1214041581824 its reverse (4281851404121), we get a palindrome (5495892985945).
The spelling of 1214041581824 in words is "one trillion, two hundred fourteen billion, forty-one million, five hundred eighty-one thousand, eight hundred twenty-four".
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