Base | Representation |
---|---|
bin | 1111010011011… |
… | …0001100001001 |
3 | 11110202221101211 |
4 | 3310312030021 |
5 | 112412410342 |
6 | 10211413121 |
7 | 1406364364 |
oct | 364661411 |
9 | 143687354 |
10 | 64185097 |
11 | 3325a239 |
12 | 195b41a1 |
13 | 103b3b62 |
14 | 874b0db |
15 | 597cc17 |
hex | 3d36309 |
64185097 has 16 divisors (see below), whose sum is σ = 70963200. Its totient is φ = 57816720.
The previous prime is 64185089. The next prime is 64185101. The reversal of 64185097 is 79058146.
64185097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 64185097 - 23 = 64185089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64185007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33828 + ... + 35674.
It is an arithmetic number, because the mean of its divisors is an integer number (4435200).
Almost surely, 264185097 is an apocalyptic number.
It is an amenable number.
64185097 is a deficient number, since it is larger than the sum of its proper divisors (6778103).
64185097 is a wasteful number, since it uses less digits than its factorization.
64185097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1956.
The product of its (nonzero) digits is 60480, while the sum is 40.
The square root of 64185097 is about 8011.5602100964. The cubic root of 64185097 is about 400.3852475916.
The spelling of 64185097 in words is "sixty-four million, one hundred eighty-five thousand, ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •