Base | Representation |
---|---|
bin | 10010101110101010… |
… | …101110010010111100 |
3 | 1220220112002022111112 |
4 | 102232222232102330 |
5 | 312141214220234 |
6 | 13123305341152 |
7 | 1311231524126 |
oct | 225652562274 |
9 | 56815068445 |
10 | 20110304444 |
11 | 858a81941a |
12 | 3a92a977b8 |
13 | 1b864b8739 |
14 | d8abda216 |
15 | 7ca7a8ace |
hex | 4aeaae4bc |
20110304444 has 12 divisors (see below), whose sum is σ = 37045297800. Its totient is φ = 9525933648.
The previous prime is 20110304443. The next prime is 20110304477. The reversal of 20110304444 is 44440301102.
It is a happy number.
It is a super-2 number, since 2×201103044442 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20110304443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132304559 + ... + 132304710.
It is an arithmetic number, because the mean of its divisors is an integer number (3087108150).
Almost surely, 220110304444 is an apocalyptic number.
It is an amenable number.
20110304444 is a deficient number, since it is larger than the sum of its proper divisors (16934993356).
20110304444 is a wasteful number, since it uses less digits than its factorization.
20110304444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 264609292 (or 264609290 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 20110304444 its reverse (44440301102), we get a palindrome (64550605546).
The spelling of 20110304444 in words is "twenty billion, one hundred ten million, three hundred four thousand, four hundred forty-four".
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