Base | Representation |
---|---|
bin | 100101101001010110… |
… | …0010100000000000000 |
3 | 21201200011201001121011 |
4 | 1023102230110000000 |
5 | 2311032111233234 |
6 | 101050032410304 |
7 | 5561252504203 |
oct | 1132254240000 |
9 | 251604631534 |
10 | 80844242944 |
11 | 31316516323 |
12 | 138026a6994 |
13 | 781500885a |
14 | 3cacd3d93a |
15 | 2182684b64 |
hex | 12d2b14000 |
80844242944 has 30 divisors (see below), whose sum is σ = 161683584314. Its totient is φ = 40422113280.
The previous prime is 80844242933. The next prime is 80844242987. The reversal of 80844242944 is 44924244808.
It can be written as a sum of positive squares in only one way, i.e., 68585324544 + 12258918400 = 261888^2 + 110720^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2450787 + ... + 2483554.
Almost surely, 280844242944 is an apocalyptic number.
It is an amenable number.
80844242944 is a deficient number, since it is larger than the sum of its proper divisors (80839341370).
80844242944 is an frugal number, since it uses more digits than its factorization.
80844242944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4934369 (or 4934343 counting only the distinct ones).
The product of its (nonzero) digits is 2359296, while the sum is 49.
The spelling of 80844242944 in words is "eighty billion, eight hundred forty-four million, two hundred forty-two thousand, nine hundred forty-four".
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