Base | Representation |
---|---|
bin | 11110110001001011001100 |
3 | 120011210010010 |
4 | 132301023030 |
5 | 4031100430 |
6 | 444513220 |
7 | 125362164 |
oct | 36611314 |
9 | 16153103 |
10 | 8065740 |
11 | 4609a01 |
12 | 284b810 |
13 | 1895337 |
14 | 10dd5a4 |
15 | a94cb0 |
hex | 7b12cc |
8065740 has 48 divisors (see below), whose sum is σ = 22740480. Its totient is φ = 2136000.
The previous prime is 8065727. The next prime is 8065751. The reversal of 8065740 is 475608.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 8065698 and 8065707.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10365 + ... + 11115.
It is an arithmetic number, because the mean of its divisors is an integer number (473760).
Almost surely, 28065740 is an apocalyptic number.
It is an amenable number.
8065740 is an abundant number, since it is smaller than the sum of its proper divisors (14674740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8065740 is a wasteful number, since it uses less digits than its factorization.
8065740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 942 (or 940 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 8065740 is about 2840.0246477804. The cubic root of 8065740 is about 200.5463395399.
The spelling of 8065740 in words is "eight million, sixty-five thousand, seven hundred forty".
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