Base | Representation |
---|---|
bin | 1111011101011… |
… | …0101001100001 |
3 | 11112000022222001 |
4 | 3313112221201 |
5 | 113044423322 |
6 | 10233444001 |
7 | 1415102500 |
oct | 367265141 |
9 | 145008861 |
10 | 64842337 |
11 | 3366900a |
12 | 19870601 |
13 | 10584061 |
14 | 887c837 |
15 | 5a5c827 |
hex | 3dd6a61 |
64842337 has 12 divisors (see below), whose sum is σ = 75563760. Its totient is φ = 55479816.
The previous prime is 64842317. The next prime is 64842341. The reversal of 64842337 is 73324846.
It is a happy number.
It is not a de Polignac number, because 64842337 - 219 = 64318049 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 64842296 and 64842305.
It is not an unprimeable number, because it can be changed into a prime (64842317) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43714 + ... + 45172.
It is an arithmetic number, because the mean of its divisors is an integer number (6296980).
Almost surely, 264842337 is an apocalyptic number.
It is an amenable number.
64842337 is a deficient number, since it is larger than the sum of its proper divisors (10721423).
64842337 is a wasteful number, since it uses less digits than its factorization.
64842337 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2380 (or 2373 counting only the distinct ones).
The product of its digits is 96768, while the sum is 37.
The square root of 64842337 is about 8052.4739676698. The cubic root of 64842337 is about 401.7472256440.
The spelling of 64842337 in words is "sixty-four million, eight hundred forty-two thousand, three hundred thirty-seven".
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