Base | Representation |
---|---|
bin | 10111111011001011… |
… | …10000111110001110 |
3 | 1020011011010200121222 |
4 | 23331211300332032 |
5 | 202301141021113 |
6 | 5522313323342 |
7 | 633204123602 |
oct | 137545607616 |
9 | 36134120558 |
10 | 12844470158 |
11 | 54a14065a3 |
12 | 25a5706552 |
13 | 12990b7b00 |
14 | 89bc41502 |
15 | 50297de08 |
hex | 2fd970f8e |
12844470158 has 24 divisors (see below), whose sum is σ = 21148595568. Its totient is φ = 5846997312.
The previous prime is 12844470151. The next prime is 12844470203. The reversal of 12844470158 is 85107444821.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12844470151) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235610 + ... + 284957.
It is an arithmetic number, because the mean of its divisors is an integer number (881191482).
Almost surely, 212844470158 is an apocalyptic number.
12844470158 is a deficient number, since it is larger than the sum of its proper divisors (8304125410).
12844470158 is a wasteful number, since it uses less digits than its factorization.
12844470158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 520668 (or 520655 counting only the distinct ones).
The product of its (nonzero) digits is 286720, while the sum is 44.
The spelling of 12844470158 in words is "twelve billion, eight hundred forty-four million, four hundred seventy thousand, one hundred fifty-eight".
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