Base | Representation |
---|---|
bin | 11010001111011… |
… | …001011111111110 |
3 | 1010200101201112120 |
4 | 122033121133332 |
5 | 1400200303342 |
6 | 111403543410 |
7 | 13624004565 |
oct | 3217313776 |
9 | 1120351476 |
10 | 440244222 |
11 | 206563000 |
12 | 10352ab66 |
13 | 70292352 |
14 | 4267cbdc |
15 | 289b2aec |
hex | 1a3d97fe |
440244222 has 32 divisors (see below), whose sum is σ = 968488704. Its totient is φ = 133404920.
The previous prime is 440244221. The next prime is 440244227. The reversal of 440244222 is 222442044.
It is a junction number, because it is equal to n+sod(n) for n = 440244192 and 440244201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (440244221) 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, 19578 + ... + 35549.
It is an arithmetic number, because the mean of its divisors is an integer number (30265272).
Almost surely, 2440244222 is an apocalyptic number.
440244222 is an abundant number, since it is smaller than the sum of its proper divisors (528244482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
440244222 is a wasteful number, since it uses less digits than its factorization.
440244222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55165 (or 55143 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 24.
The square root of 440244222 is about 20981.9975693450. The cubic root of 440244222 is about 760.7311880420.
Adding to 440244222 its reverse (222442044), we get a palindrome (662686266).
The spelling of 440244222 in words is "four hundred forty million, two hundred forty-four thousand, two hundred twenty-two".
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