Base | Representation |
---|---|
bin | 1010001101010111… |
… | …0010111110001100 |
3 | 21001222112202002202 |
4 | 2203111302332030 |
5 | 21103020300022 |
6 | 1131532141032 |
7 | 124624005260 |
oct | 24325627614 |
9 | 7058482082 |
10 | 2740400012 |
11 | 11869800a9 |
12 | 645907778 |
13 | 34899038c |
14 | 1bdd4c0a0 |
15 | 1108b5592 |
hex | a3572f8c |
2740400012 has 24 divisors (see below), whose sum is σ = 5520238080. Its totient is φ = 1166006160.
The previous prime is 2740400011. The next prime is 2740400023. The reversal of 2740400012 is 2100040472.
It is not an unprimeable number, because it can be changed into a prime (2740400011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348164 + ... + 355947.
It is an arithmetic number, because the mean of its divisors is an integer number (230009920).
Almost surely, 22740400012 is an apocalyptic number.
It is an amenable number.
2740400012 is an abundant number, since it is smaller than the sum of its proper divisors (2779838068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2740400012 is a wasteful number, since it uses less digits than its factorization.
2740400012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 704261 (or 704259 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 20.
The square root of 2740400012 is about 52348.8300919896. The cubic root of 2740400012 is about 1399.3874892037.
Adding to 2740400012 its reverse (2100040472), we get a palindrome (4840440484).
The spelling of 2740400012 in words is "two billion, seven hundred forty million, four hundred thousand, twelve".
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