Base | Representation |
---|---|
bin | 1001100111001… |
… | …11100001101110 |
3 | 12121201221102202 |
4 | 10303213201232 |
5 | 131120440420 |
6 | 12000221502 |
7 | 1666300235 |
oct | 463474156 |
9 | 177657382 |
10 | 80640110 |
11 | 41579121 |
12 | 2300a892 |
13 | 13925855 |
14 | a9d1b1c |
15 | 712d575 |
hex | 4ce786e |
80640110 has 8 divisors (see below), whose sum is σ = 145152216. Its totient is φ = 32256040.
The previous prime is 80640103. The next prime is 80640113. The reversal of 80640110 is 1104608.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80640113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4031996 + ... + 4032015.
It is an arithmetic number, because the mean of its divisors is an integer number (18144027).
Almost surely, 280640110 is an apocalyptic number.
80640110 is a deficient number, since it is larger than the sum of its proper divisors (64512106).
80640110 is a wasteful number, since it uses less digits than its factorization.
80640110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8064018.
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 80640110 is about 8979.9838529922. The cubic root of 80640110 is about 432.0331157456.
Adding to 80640110 its reverse (1104608), we get a palindrome (81744718).
The spelling of 80640110 in words is "eighty million, six hundred forty thousand, one hundred ten".
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