Base | Representation |
---|---|
bin | 1111011101010… |
… | …1001011111001 |
3 | 11112000000202010 |
4 | 3313111023321 |
5 | 113044230340 |
6 | 10233400133 |
7 | 1415046150 |
oct | 367251371 |
9 | 145000663 |
10 | 64836345 |
11 | 33664562 |
12 | 19869049 |
13 | 10581402 |
14 | 887a597 |
15 | 5a5ab80 |
hex | 3dd52f9 |
64836345 has 32 divisors (see below), whose sum is σ = 122388480. Its totient is φ = 28681920.
The previous prime is 64836323. The next prime is 64836371. The reversal of 64836345 is 54363846.
It is not a de Polignac number, because 64836345 - 25 = 64836313 is a prime.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 6705 + ... + 13214.
It is an arithmetic number, because the mean of its divisors is an integer number (3824640).
Almost surely, 264836345 is an apocalyptic number.
It is an amenable number.
64836345 is a deficient number, since it is larger than the sum of its proper divisors (57552135).
64836345 is a wasteful number, since it uses less digits than its factorization.
64836345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19965.
The product of its digits is 207360, while the sum is 39.
The square root of 64836345 is about 8052.1018995043. The cubic root of 64836345 is about 401.7348502751.
The spelling of 64836345 in words is "sixty-four million, eight hundred thirty-six thousand, three hundred forty-five".
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