Base | Representation |
---|---|
bin | 101100000101010010100 |
3 | 2201101111000 |
4 | 11200222110 |
5 | 332211000 |
6 | 50543300 |
7 | 15164241 |
oct | 5405224 |
9 | 2641430 |
10 | 1444500 |
11 | 8a7302 |
12 | 597b30 |
13 | 3b7645 |
14 | 2985c8 |
15 | 1d8000 |
hex | 160a94 |
1444500 has 96 divisors (see below), whose sum is σ = 4717440. Its totient is φ = 381600.
The previous prime is 1444493. The next prime is 1444501. The reversal of 1444500 is 54441.
It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nialpdrome in base 5.
It is a zygodrome in base 5.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1444501) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13447 + ... + 13553.
It is an arithmetic number, because the mean of its divisors is an integer number (49140).
21444500 is an apocalyptic number.
1444500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1444500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2358720).
1444500 is an abundant number, since it is smaller than the sum of its proper divisors (3272940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1444500 is a wasteful number, since it uses less digits than its factorization.
1444500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135 (or 117 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 1444500 is about 1201.8735374406. The cubic root of 1444500 is about 113.0418306509.
Adding to 1444500 its reverse (54441), we get a palindrome (1498941).
The spelling of 1444500 in words is "one million, four hundred forty-four thousand, five hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •