Base | Representation |
---|---|
bin | 1111100111001… |
… | …0111111101000 |
3 | 11120012212102020 |
4 | 3321302333220 |
5 | 113230421403 |
6 | 10255304440 |
7 | 1423410513 |
oct | 371627750 |
9 | 146185366 |
10 | 65482728 |
11 | 33a66163 |
12 | 19b1b120 |
13 | 1074969c |
14 | 89a7d7a |
15 | 5b37453 |
hex | 3e72fe8 |
65482728 has 16 divisors (see below), whose sum is σ = 163706880. Its totient is φ = 21827568.
The previous prime is 65482727. The next prime is 65482733. The reversal of 65482728 is 82728456.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 65482728.
It is not an unprimeable number, because it can be changed into a prime (65482727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364200 + ... + 1364247.
It is an arithmetic number, because the mean of its divisors is an integer number (10231680).
Almost surely, 265482728 is an apocalyptic number.
It is an amenable number.
65482728 is an abundant number, since it is smaller than the sum of its proper divisors (98224152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65482728 is a wasteful number, since it uses less digits than its factorization.
65482728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2728456 (or 2728452 counting only the distinct ones).
The product of its digits is 215040, while the sum is 42.
The square root of 65482728 is about 8092.1398900414. The cubic root of 65482728 is about 403.0654639799.
The spelling of 65482728 in words is "sixty-five million, four hundred eighty-two thousand, seven hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •