Base | Representation |
---|---|
bin | 1111010001010… |
… | …0000011000111 |
3 | 11110111211120111 |
4 | 3310110003013 |
5 | 112343422010 |
6 | 10204413451 |
7 | 1405242601 |
oct | 364240307 |
9 | 143454514 |
10 | 64045255 |
11 | 3317416a |
12 | 19547287 |
13 | 10365301 |
14 | 8712171 |
15 | 595158a |
hex | 3d140c7 |
64045255 has 8 divisors (see below), whose sum is σ = 78489792. Its totient is φ = 50145888.
The previous prime is 64045249. The next prime is 64045259. The reversal of 64045255 is 55254046.
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 64045255 - 27 = 64045127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64045259) 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, 136032 + ... + 136501.
It is an arithmetic number, because the mean of its divisors is an integer number (9811224).
Almost surely, 264045255 is an apocalyptic number.
64045255 is a deficient number, since it is larger than the sum of its proper divisors (14444537).
64045255 is a wasteful number, since it uses less digits than its factorization.
64045255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272585.
The product of its (nonzero) digits is 24000, while the sum is 31.
The square root of 64045255 is about 8002.8279376730. The cubic root of 64045255 is about 400.0942590363.
The spelling of 64045255 in words is "sixty-four million, forty-five thousand, two hundred fifty-five".
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