Base | Representation |
---|---|
bin | 100111110101… |
… | …110011110101 |
3 | 201122121111121 |
4 | 213311303311 |
5 | 10133202041 |
6 | 1011503541 |
7 | 154526020 |
oct | 47656365 |
9 | 21577447 |
10 | 10444021 |
11 | 5993825 |
12 | 35b7bb1 |
13 | 22189c3 |
14 | 155c1b7 |
15 | db47d1 |
hex | 9f5cf5 |
10444021 has 8 divisors (see below), whose sum is σ = 12161664. Its totient is φ = 8782800.
The previous prime is 10444009. The next prime is 10444033. The reversal of 10444021 is 12044401.
It is an interprime number because it is at equal distance from previous prime (10444009) and next prime (10444033).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10444021 - 25 = 10443989 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10443986 and 10444004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10444051) 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, 13705 + ... + 14446.
It is an arithmetic number, because the mean of its divisors is an integer number (1520208).
Almost surely, 210444021 is an apocalyptic number.
It is an amenable number.
10444021 is a deficient number, since it is larger than the sum of its proper divisors (1717643).
10444021 is an equidigital number, since it uses as much as digits as its factorization.
10444021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28211.
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 10444021 is about 3231.7210585074. The cubic root of 10444021 is about 218.5861187794.
Adding to 10444021 its reverse (12044401), we get a palindrome (22488422).
The spelling of 10444021 in words is "ten million, four hundred forty-four thousand, twenty-one".
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