Base | Representation |
---|---|
bin | 1111011110110… |
… | …1010010011001 |
3 | 11112012001011102 |
4 | 3313231102121 |
5 | 113110410230 |
6 | 10235441145 |
7 | 1415640026 |
oct | 367552231 |
9 | 145161142 |
10 | 64935065 |
11 | 33721748 |
12 | 198b61b5 |
13 | 105b7320 |
14 | 88a454d |
15 | 5a7a045 |
hex | 3ded499 |
64935065 has 16 divisors (see below), whose sum is σ = 88334400. Its totient is φ = 45427392.
The previous prime is 64935061. The next prime is 64935067. The reversal of 64935065 is 56053946.
It is a cyclic number.
It is not a de Polignac number, because 64935065 - 22 = 64935061 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (64935061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25055 + ... + 27524.
It is an arithmetic number, because the mean of its divisors is an integer number (5520900).
Almost surely, 264935065 is an apocalyptic number.
64935065 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
64935065 is a deficient number, since it is larger than the sum of its proper divisors (23399335).
64935065 is a wasteful number, since it uses less digits than its factorization.
64935065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52616.
The product of its (nonzero) digits is 97200, while the sum is 38.
The square root of 64935065 is about 8058.2296442829. The cubic root of 64935065 is about 401.9386410810.
The spelling of 64935065 in words is "sixty-four million, nine hundred thirty-five thousand, sixty-five".
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