Base | Representation |
---|---|
bin | 1001100010110… |
… | …11010011001110 |
3 | 12120122202112212 |
4 | 10301123103032 |
5 | 130444100432 |
6 | 11540030422 |
7 | 1661355551 |
oct | 461332316 |
9 | 176582485 |
10 | 80065742 |
11 | 41216639 |
12 | 22992412 |
13 | 137842a3 |
14 | a8c2698 |
15 | 70682b2 |
hex | 4c5b4ce |
80065742 has 16 divisors (see below), whose sum is σ = 123371952. Its totient is φ = 38949120.
The previous prime is 80065729. The next prime is 80065751. The reversal of 80065742 is 24756008.
It is a junction number, because it is equal to n+sod(n) for n = 80065699 and 80065708.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22142 + ... + 25502.
It is an arithmetic number, because the mean of its divisors is an integer number (7710747).
Almost surely, 280065742 is an apocalyptic number.
80065742 is a deficient number, since it is larger than the sum of its proper divisors (43306210).
80065742 is a wasteful number, since it uses less digits than its factorization.
80065742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3683.
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 80065742 is about 8947.9462448095. The cubic root of 80065742 is about 431.0049363941.
The spelling of 80065742 in words is "eighty million, sixty-five thousand, seven hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •