Base | Representation |
---|---|
bin | 100101101000101111… |
… | …1001001111100001010 |
3 | 21201121202122110100011 |
4 | 1023101133021330022 |
5 | 2311011422013100 |
6 | 101044031102134 |
7 | 5560615543336 |
oct | 1132137117412 |
9 | 251552573304 |
10 | 80824016650 |
11 | 31306060a83 |
12 | 137b797194a |
13 | 7810a76430 |
14 | 3caa3967c6 |
15 | 21809dbbba |
hex | 12d17c9f0a |
80824016650 has 24 divisors (see below), whose sum is σ = 161896723884. Its totient is φ = 29842713600.
The previous prime is 80824016641. The next prime is 80824016659. The reversal of 80824016650 is 5661042808.
It is an interprime number because it is at equal distance from previous prime (80824016641) and next prime (80824016659).
It can be written as a sum of positive squares in 6 ways, for example, as 39820601601 + 41003415049 = 199551^2 + 202493^2 .
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (80824016659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62171671 + ... + 62172970.
Almost surely, 280824016650 is an apocalyptic number.
80824016650 is an abundant number, since it is smaller than the sum of its proper divisors (81072707234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80824016650 is a wasteful number, since it uses less digits than its factorization.
80824016650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124344666 (or 124344661 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The spelling of 80824016650 in words is "eighty billion, eight hundred twenty-four million, sixteen thousand, six hundred fifty".
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