Base | Representation |
---|---|
bin | 1011010011011011110… |
… | …00010001110001000000 |
3 | 1101010111121021222121220 |
4 | 11221231320101301000 |
5 | 22330410433313031 |
6 | 454231340515040 |
7 | 40026452000043 |
oct | 5515570216100 |
9 | 1333447258556 |
10 | 388390526016 |
11 | 13a7963657a9 |
12 | 6333324ba80 |
13 | 2a81837bacc |
14 | 14b263a0c5a |
15 | a1825b9596 |
hex | 5a6de11c40 |
388390526016 has 56 divisors (see below), whose sum is σ = 1027662765600. Its totient is φ = 129457692672.
The previous prime is 388390526009. The next prime is 388390526021. The reversal of 388390526016 is 610625093883.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 388390526016.
It is an unprimeable number.
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, 7457635 + ... + 7509533.
Almost surely, 2388390526016 is an apocalyptic number.
It is an amenable number.
388390526016 is an abundant number, since it is smaller than the sum of its proper divisors (639272239584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
388390526016 is a wasteful number, since it uses less digits than its factorization.
388390526016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90891 (or 90881 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 51.
The spelling of 388390526016 in words is "three hundred eighty-eight billion, three hundred ninety million, five hundred twenty-six thousand, sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •