Base | Representation |
---|---|
bin | 1111110010111001… |
… | …0111010010000100 |
3 | 101221111022221121001 |
4 | 3330232113102010 |
5 | 32140420344140 |
6 | 1540422103044 |
7 | 210033340150 |
oct | 37456272204 |
9 | 11844287531 |
10 | 4240012420 |
11 | 18864160a6 |
12 | 9a3b7aa84 |
13 | 5275780b7 |
14 | 2c3190060 |
15 | 19c384e9a |
hex | fcb97484 |
4240012420 has 48 divisors (see below), whose sum is σ = 10412696448. Its totient is φ = 1419909120.
The previous prime is 4240012409. The next prime is 4240012429. The reversal of 4240012420 is 242100424.
It is not an unprimeable number, because it can be changed into a prime (4240012429) 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 15 ways as a sum of consecutive naturals, for example, 346141 + ... + 358180.
It is an arithmetic number, because the mean of its divisors is an integer number (216931176).
Almost surely, 24240012420 is an apocalyptic number.
It is an amenable number.
4240012420 is an abundant number, since it is smaller than the sum of its proper divisors (6172684028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4240012420 is a wasteful number, since it uses less digits than its factorization.
4240012420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 704380 (or 704378 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 4240012420 is about 65115.3777536459. The cubic root of 4240012420 is about 1618.5360472732.
Adding to 4240012420 its reverse (242100424), we get a palindrome (4482112844).
The spelling of 4240012420 in words is "four billion, two hundred forty million, twelve thousand, four hundred twenty".
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