Base | Representation |
---|---|
bin | 1010001101010010100101… |
… | …1111000111100110010010 |
3 | 1110201221200012220121122010 |
4 | 2203110221133013212102 |
5 | 2432341104031133030 |
6 | 35511551341323350 |
7 | 2235603305156553 |
oct | 243245137074622 |
9 | 43657605817563 |
10 | 11223445567890 |
11 | 36379224792a6 |
12 | 1313219266556 |
13 | 63549bc0990a |
14 | 2ab3093ac32a |
15 | 146e331036b0 |
hex | a35297c7992 |
11223445567890 has 64 divisors (see below), whose sum is σ = 27878925720960. Its totient is φ = 2888281589760.
The previous prime is 11223445567787. The next prime is 11223445567921. The reversal of 11223445567890 is 9876554432211.
It is a happy number.
11223445567890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 11223445567890.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1443156 + ... + 4952735.
It is an arithmetic number, because the mean of its divisors is an integer number (435608214390).
It is a 2-persistent number, because it is pandigital, and so is 2⋅11223445567890 = 22446891135780, but 3⋅11223445567890 = 33670336703670 is not.
Almost surely, 211223445567890 is an apocalyptic number.
11223445567890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11223445567890 is an abundant number, since it is smaller than the sum of its proper divisors (16655480153070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11223445567890 is a wasteful number, since it uses less digits than its factorization.
11223445567890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6397947.
The product of its (nonzero) digits is 14515200, while the sum is 57.
The spelling of 11223445567890 in words is "eleven trillion, two hundred twenty-three billion, four hundred forty-five million, five hundred sixty-seven thousand, eight hundred ninety".
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