Base | Representation |
---|---|
bin | 1010011110001100… |
… | …1000010111110100 |
3 | 21020220101211010020 |
4 | 2213203020113310 |
5 | 21224104120104 |
6 | 1142533325140 |
7 | 126442100055 |
oct | 24743102764 |
9 | 7226354106 |
10 | 2811004404 |
11 | 121281423a |
12 | 6654967b0 |
13 | 35a4b1020 |
14 | 1c948a72c |
15 | 116bb02d9 |
hex | a78c85f4 |
2811004404 has 48 divisors (see below), whose sum is σ = 7254471168. Its totient is φ = 841546368.
The previous prime is 2811004393. The next prime is 2811004429. The reversal of 2811004404 is 4044001182.
2811004404 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237732 + ... + 249275.
It is an arithmetic number, because the mean of its divisors is an integer number (151134816).
Almost surely, 22811004404 is an apocalyptic number.
It is an amenable number.
2811004404 is an abundant number, since it is smaller than the sum of its proper divisors (4443466764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2811004404 is a wasteful number, since it uses less digits than its factorization.
2811004404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487064 (or 487062 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 2811004404 is about 53018.9060996170. The cubic root of 2811004404 is about 1411.3037927854.
Adding to 2811004404 its reverse (4044001182), we get a palindrome (6855005586).
The spelling of 2811004404 in words is "two billion, eight hundred eleven million, four thousand, four hundred four".
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