Base | Representation |
---|---|
bin | 10001101011000000100… |
… | …111000100000010110001 |
3 | 11022002121110212220210201 |
4 | 101223000213010002301 |
5 | 124344104013234441 |
6 | 2325520540555201 |
7 | 153511160514400 |
oct | 21530047040261 |
9 | 4262543786721 |
10 | 1214412243121 |
11 | 429036062720 |
12 | 177440252b01 |
13 | 8a698433a0c |
14 | 42ac6671637 |
15 | 218ca0eec31 |
hex | 11ac09c40b1 |
1214412243121 has 24 divisors (see below), whose sum is σ = 1543441348800. Its totient is φ = 944863365600.
The previous prime is 1214412243101. The next prime is 1214412243137. The reversal of 1214412243121 is 1213422144121.
It is not a de Polignac number, because 1214412243121 - 29 = 1214412242609 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1214412243121.
It is not an unprimeable number, because it can be changed into a prime (1214412243101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1348021 + ... + 2060578.
It is an arithmetic number, because the mean of its divisors is an integer number (64310056200).
Almost surely, 21214412243121 is an apocalyptic number.
1214412243121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1214412243121 is a deficient number, since it is larger than the sum of its proper divisors (329029105679).
1214412243121 is a wasteful number, since it uses less digits than its factorization.
1214412243121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3409285 (or 3409278 counting only the distinct ones).
The product of its digits is 3072, while the sum is 28.
Adding to 1214412243121 its reverse (1213422144121), we get a palindrome (2427834387242).
The spelling of 1214412243121 in words is "one trillion, two hundred fourteen billion, four hundred twelve million, two hundred forty-three thousand, one hundred twenty-one".
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