Base | Representation |
---|---|
bin | 11101001001000… |
… | …01010000101000 |
3 | 122000222120110011 |
4 | 32210201100220 |
5 | 1000040020230 |
6 | 40131301304 |
7 | 6025554106 |
oct | 1644412050 |
9 | 560876404 |
10 | 244454440 |
11 | 115a9626a |
12 | 69a4a834 |
13 | 3b8504c9 |
14 | 24674c76 |
15 | 166dae2a |
hex | e921428 |
244454440 has 32 divisors (see below), whose sum is σ = 556992000. Its totient is φ = 96542784.
The previous prime is 244454401. The next prime is 244454461. The reversal of 244454440 is 44454442.
244454440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35520 + ... + 41839.
It is an arithmetic number, because the mean of its divisors is an integer number (17406000).
Almost surely, 2244454440 is an apocalyptic number.
244454440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
244454440 is an abundant number, since it is smaller than the sum of its proper divisors (312537560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
244454440 is a wasteful number, since it uses less digits than its factorization.
244454440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77449 (or 77445 counting only the distinct ones).
The product of its (nonzero) digits is 40960, while the sum is 31.
The square root of 244454440 is about 15635.0388550844. The cubic root of 244454440 is about 625.2676741445.
The spelling of 244454440 in words is "two hundred forty-four million, four hundred fifty-four thousand, four hundred forty".
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