Base | Representation |
---|---|
bin | 1111110011111000101101 |
3 | 21210120102212 |
4 | 33303320231 |
5 | 2030112220 |
6 | 224500205 |
7 | 50141426 |
oct | 17637055 |
9 | 7716385 |
10 | 4144685 |
11 | 2380a66 |
12 | 147a665 |
13 | b2169c |
14 | 79c64d |
15 | 56d0c5 |
hex | 3f3e2d |
4144685 has 8 divisors (see below), whose sum is σ = 5266296. Its totient is φ = 3120640.
The previous prime is 4144681. The next prime is 4144711. The reversal of 4144685 is 5864414.
It can be written as a sum of positive squares in 4 ways, for example, as 2033476 + 2111209 = 1426^2 + 1453^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4144685 - 22 = 4144681 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 (4144681) 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, 24296 + ... + 24465.
It is an arithmetic number, because the mean of its divisors is an integer number (658287).
Almost surely, 24144685 is an apocalyptic number.
It is an amenable number.
4144685 is a deficient number, since it is larger than the sum of its proper divisors (1121611).
4144685 is a wasteful number, since it uses less digits than its factorization.
4144685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48783.
The product of its digits is 15360, while the sum is 32.
The square root of 4144685 is about 2035.8499453545. The cubic root of 4144685 is about 160.6314241401.
The spelling of 4144685 in words is "four million, one hundred forty-four thousand, six hundred eighty-five".
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