Base | Representation |
---|---|
bin | 1111011100000… |
… | …0111110110001 |
3 | 11111211211012221 |
4 | 3313000332301 |
5 | 113034103320 |
6 | 10231521041 |
7 | 1414252651 |
oct | 367007661 |
9 | 144754187 |
10 | 64753585 |
11 | 33608366 |
12 | 19829181 |
13 | 10552840 |
14 | 8858361 |
15 | 5a413aa |
hex | 3dc0fb1 |
64753585 has 8 divisors (see below), whose sum is σ = 83681640. Its totient is φ = 47817984.
The previous prime is 64753583. The next prime is 64753603. The reversal of 64753585 is 58535746.
It can be written as a sum of positive squares in 4 ways, for example, as 2217121 + 62536464 = 1489^2 + 7908^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 64753585 - 21 = 64753583 is a prime.
It is not an unprimeable number, because it can be changed into a prime (64753583) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498040 + ... + 498169.
It is an arithmetic number, because the mean of its divisors is an integer number (10460205).
Almost surely, 264753585 is an apocalyptic number.
64753585 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
64753585 is a deficient number, since it is larger than the sum of its proper divisors (18928055).
64753585 is a wasteful number, since it uses less digits than its factorization.
64753585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 996227.
The product of its digits is 504000, while the sum is 43.
The square root of 64753585 is about 8046.9612276933. The cubic root of 64753585 is about 401.5638467406.
The spelling of 64753585 in words is "sixty-four million, seven hundred fifty-three thousand, five hundred eighty-five".
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