Base | Representation |
---|---|
bin | 1101100011010001101 |
3 | 211120010010 |
4 | 1230122031 |
5 | 103202140 |
6 | 13303433 |
7 | 3526410 |
oct | 1543215 |
9 | 746103 |
10 | 444045 |
11 | 283688 |
12 | 194b79 |
13 | 127164 |
14 | b7b77 |
15 | 8b880 |
hex | 6c68d |
444045 has 16 divisors (see below), whose sum is σ = 812160. Its totient is φ = 202944.
The previous prime is 444043. The next prime is 444047. The reversal of 444045 is 540444.
444045 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (444043) and next prime (444047).
It is not a de Polignac number, because 444045 - 21 = 444043 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
444045 is strictly pandigital in base 7.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (444043) 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, 2010 + ... + 2219.
It is an arithmetic number, because the mean of its divisors is an integer number (50760).
2444045 is an apocalyptic number.
It is an amenable number.
444045 is a deficient number, since it is larger than the sum of its proper divisors (368115).
444045 is a wasteful number, since it uses less digits than its factorization.
444045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4244.
The product of its (nonzero) digits is 1280, while the sum is 21.
The square root of 444045 is about 666.3670159904. The cubic root of 444045 is about 76.2914134970.
Adding to 444045 its reverse (540444), we get a palindrome (984489).
The spelling of 444045 in words is "four hundred forty-four thousand, forty-five".
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