Base | Representation |
---|---|
bin | 111110111111000… |
… | …0110010000010000 |
3 | 12110021210101200100 |
4 | 1331332012100100 |
5 | 13312014234134 |
6 | 545414052400 |
7 | 103241602041 |
oct | 17576062020 |
9 | 5407711610 |
10 | 2113430544 |
11 | 994a81715 |
12 | 4ab94a100 |
13 | 278b11024 |
14 | 1609848c8 |
15 | c581b999 |
hex | 7df86410 |
2113430544 has 60 divisors (see below), whose sum is σ = 6026289516. Its totient is φ = 691182336.
The previous prime is 2113430507. The next prime is 2113430551. The reversal of 2113430544 is 4450343112.
It is a happy number.
2113430544 is a `hidden beast` number, since 2 + 113 + 4 + 3 + 0 + 544 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1762992144 + 350438400 = 41988^2 + 18720^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130827 + ... + 146090.
Almost surely, 22113430544 is an apocalyptic number.
2113430544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2113430544 is an abundant number, since it is smaller than the sum of its proper divisors (3912858972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2113430544 is a wasteful number, since it uses less digits than its factorization.
2113430544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 276984 (or 276975 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 2113430544 is about 45972.0626467858. The cubic root of 2113430544 is about 1283.3033458483.
Subtracting from 2113430544 its product of nonzero digits (5760), we obtain a square (2113424784 = 459722).
Adding to 2113430544 its reverse (4450343112), we get a palindrome (6563773656).
The spelling of 2113430544 in words is "two billion, one hundred thirteen million, four hundred thirty thousand, five hundred forty-four".
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