Base | Representation |
---|---|
bin | 11010100011000000000… |
… | …00111010100000010010 |
3 | 10020012101212201002111122 |
4 | 31101200000322200102 |
5 | 104421032320402442 |
6 | 1535011053442242 |
7 | 122620530246362 |
oct | 15214000724022 |
9 | 3205355632448 |
10 | 912143919122 |
11 | 32192450aa97 |
12 | 1289431a0382 |
13 | 680266a0a77 |
14 | 322101889a2 |
15 | 18ad8729dd2 |
hex | d46003a812 |
912143919122 has 18 divisors (see below), whose sum is σ = 1391139004437. Its totient is φ = 448554850200.
The previous prime is 912143919109. The next prime is 912143919131. The reversal of 912143919122 is 221919341219.
It can be written as a sum of positive squares in 2 ways, for example, as 617860453681 + 294283465441 = 786041^2 + 542479^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=675331.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 82384847 + ... + 82395917.
Almost surely, 2912143919122 is an apocalyptic number.
912143919122 is a deficient number, since it is larger than the sum of its proper divisors (478995085315).
912143919122 is an frugal number, since it uses more digits than its factorization.
912143919122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22266 (or 11134 counting only the distinct ones).
The product of its digits is 69984, while the sum is 44.
The spelling of 912143919122 in words is "nine hundred twelve billion, one hundred forty-three million, nine hundred nineteen thousand, one hundred twenty-two".
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