Base | Representation |
---|---|
bin | 1001101000000… |
… | …00000111001110 |
3 | 12121221001120112 |
4 | 10310000013032 |
5 | 131132201224 |
6 | 12002320022 |
7 | 2000166650 |
oct | 464000716 |
9 | 177831515 |
10 | 80740814 |
11 | 41637850 |
12 | 23059012 |
13 | 1395c63b |
14 | aa1a6d0 |
15 | 714d30e |
hex | 4d001ce |
80740814 has 64 divisors (see below), whose sum is σ = 158630400. Its totient is φ = 29904000.
The previous prime is 80740789. The next prime is 80740817. The reversal of 80740814 is 41804708.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80740817) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 450977 + ... + 451155.
It is an arithmetic number, because the mean of its divisors is an integer number (2478600).
Almost surely, 280740814 is an apocalyptic number.
80740814 is a deficient number, since it is larger than the sum of its proper divisors (77889586).
80740814 is a wasteful number, since it uses less digits than its factorization.
80740814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329.
The product of its (nonzero) digits is 7168, while the sum is 32.
The square root of 80740814 is about 8985.5892405562. The cubic root of 80740814 is about 432.2128830459.
The spelling of 80740814 in words is "eighty million, seven hundred forty thousand, eight hundred fourteen".
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