Base | Representation |
---|---|
bin | 10001101010110101110… |
… | …000010111010111101101 |
3 | 11022002010210012201120222 |
4 | 101222311300113113231 |
5 | 124343220403212310 |
6 | 2325450513421125 |
7 | 153503516554646 |
oct | 21526560272755 |
9 | 4262123181528 |
10 | 1214230132205 |
11 | 428a52289032 |
12 | 1773ab26a7a5 |
13 | 8a6697a108c |
14 | 42aaa3c86cd |
15 | 218b912b055 |
hex | 11ab5c175ed |
1214230132205 has 16 divisors (see below), whose sum is σ = 1466787087360. Its totient is φ = 964917979392.
The previous prime is 1214230132139. The next prime is 1214230132207. The reversal of 1214230132205 is 5022310324121.
It is a cyclic number.
It is not a de Polignac number, because 1214230132205 - 212 = 1214230128109 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214230132207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755012 + ... + 1731618.
It is an arithmetic number, because the mean of its divisors is an integer number (91674192960).
Almost surely, 21214230132205 is an apocalyptic number.
It is an amenable number.
1214230132205 is a deficient number, since it is larger than the sum of its proper divisors (252556955155).
1214230132205 is a wasteful number, since it uses less digits than its factorization.
1214230132205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 978268.
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 1214230132205 its reverse (5022310324121), we get a palindrome (6236540456326).
The spelling of 1214230132205 in words is "one trillion, two hundred fourteen billion, two hundred thirty million, one hundred thirty-two thousand, two hundred five".
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