Base | Representation |
---|---|
bin | 1000001010111111… |
… | …00111001101011100 |
3 | 102022202011211022010 |
4 | 10011133213031130 |
5 | 32441101443234 |
6 | 2003155351220 |
7 | 213501035631 |
oct | 40537471534 |
9 | 12282154263 |
10 | 4387140444 |
11 | 1951476605 |
12 | a252b2510 |
13 | 54bbac9bb |
14 | 2d892c188 |
15 | 1aa2486e9 |
hex | 1057e735c |
4387140444 has 48 divisors (see below), whose sum is σ = 10369850400. Its totient is φ = 1443434496.
The previous prime is 4387140437. The next prime is 4387140493. The reversal of 4387140444 is 4440417834.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447952 + ... + 457640.
It is an arithmetic number, because the mean of its divisors is an integer number (216038550).
Almost surely, 24387140444 is an apocalyptic number.
It is an amenable number.
4387140444 is an abundant number, since it is smaller than the sum of its proper divisors (5982709956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4387140444 is a wasteful number, since it uses less digits than its factorization.
4387140444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10182 (or 10180 counting only the distinct ones).
The product of its (nonzero) digits is 172032, while the sum is 39.
The square root of 4387140444 is about 66235.4923285092. The cubic root of 4387140444 is about 1637.0446035000.
The spelling of 4387140444 in words is "four billion, three hundred eighty-seven million, one hundred forty thousand, four hundred forty-four".
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