Base | Representation |
---|---|
bin | 100111110100… |
… | …111011111101 |
3 | 201122102121011 |
4 | 213310323331 |
5 | 10133043240 |
6 | 1011435221 |
7 | 154512421 |
oct | 47647375 |
9 | 21572534 |
10 | 10440445 |
11 | 5991074 |
12 | 35b5b11 |
13 | 22171a2 |
14 | 155ab81 |
15 | db36ea |
hex | 9f4efd |
10440445 has 8 divisors (see below), whose sum is σ = 12834360. Its totient is φ = 8148480.
The previous prime is 10440433. The next prime is 10440449. The reversal of 10440445 is 54404401.
It can be written as a sum of positive squares in 4 ways, for example, as 574564 + 9865881 = 758^2 + 3141^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-10440445 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10440449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25260 + ... + 25669.
It is an arithmetic number, because the mean of its divisors is an integer number (1604295).
Almost surely, 210440445 is an apocalyptic number.
It is an amenable number.
10440445 is a deficient number, since it is larger than the sum of its proper divisors (2393915).
10440445 is an equidigital number, since it uses as much as digits as its factorization.
10440445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50975.
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 10440445 is about 3231.1677455682. The cubic root of 10440445 is about 218.5611681979.
Adding to 10440445 its reverse (54404401), we get a palindrome (64844846).
The spelling of 10440445 in words is "ten million, four hundred forty thousand, four hundred forty-five".
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