Base | Representation |
---|---|
bin | 1111011100000111… |
… | …0010010001011100 |
3 | 101200211111101110001 |
4 | 3313001302101130 |
5 | 31441434043122 |
6 | 1523125424044 |
7 | 204463106440 |
oct | 36701622134 |
9 | 11624441401 |
10 | 4144440412 |
11 | 1837479472 |
12 | 977b6b024 |
13 | 510824c08 |
14 | 2b45d2820 |
15 | 193ca7527 |
hex | f707245c |
4144440412 has 12 divisors (see below), whose sum is σ = 8288880880. Its totient is φ = 1776188736.
The previous prime is 4144440407. The next prime is 4144440439. The reversal of 4144440412 is 2140444414.
4144440412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
4144440412 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 148015729 = 4144440412 / (4 + 1 + 4 + 4 + 4 + 4 + 0 + 4 + 1 + 2).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74007837 + ... + 74007892.
Almost surely, 24144440412 is an apocalyptic number.
It is an amenable number.
4144440412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4144440412 is a wasteful number, since it uses less digits than its factorization.
4144440412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148015740 (or 148015738 counting only the distinct ones).
The product of its (nonzero) digits is 8192, while the sum is 28.
The square root of 4144440412 is about 64377.3284006101. The cubic root of 4144440412 is about 1606.2826432686.
Adding to 4144440412 its reverse (2140444414), we get a palindrome (6284884826).
The spelling of 4144440412 in words is "four billion, one hundred forty-four million, four hundred forty thousand, four hundred twelve".
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