Base | Representation |
---|---|
bin | 1111010001110… |
… | …1110100110001 |
3 | 11110120212111112 |
4 | 3310131310301 |
5 | 112401212142 |
6 | 10205323105 |
7 | 1405500413 |
oct | 364356461 |
9 | 143525445 |
10 | 64085297 |
11 | 331a1261 |
12 | 19566495 |
13 | 1037a5c3 |
14 | 87229b3 |
15 | 595d382 |
hex | 3d1dd31 |
64085297 has 4 divisors (see below), whose sum is σ = 64102896. Its totient is φ = 64067700.
The previous prime is 64085279. The next prime is 64085311. The reversal of 64085297 is 79258046.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 64085297 - 212 = 64081201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64085227) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079 + ... + 11372.
It is an arithmetic number, because the mean of its divisors is an integer number (16025724).
Almost surely, 264085297 is an apocalyptic number.
It is an amenable number.
64085297 is a deficient number, since it is larger than the sum of its proper divisors (17599).
64085297 is a wasteful number, since it uses less digits than its factorization.
64085297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17598.
The product of its (nonzero) digits is 120960, while the sum is 41.
The square root of 64085297 is about 8005.3292874185. The cubic root of 64085297 is about 400.1776231967.
The spelling of 64085297 in words is "sixty-four million, eighty-five thousand, two hundred ninety-seven".
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