Base | Representation |
---|---|
bin | 110010000111001100000… |
… | …0111010011101101001111 |
3 | 220101102112200021100011022 |
4 | 1210032120013103231033 |
5 | 1400320330431044142 |
6 | 22352004255144355 |
7 | 1310411545253510 |
oct | 144163007235517 |
9 | 26342480240138 |
10 | 6887384628047 |
11 | 2215a18083610 |
12 | 9329a32150bb |
13 | 3ac629335a71 |
14 | 19b4cb96ca07 |
15 | be253bdb6d2 |
hex | 643981d3b4f |
6887384628047 has 16 divisors (see below), whose sum is σ = 8587324838400. Its totient is φ = 5366508409440.
The previous prime is 6887384627999. The next prime is 6887384628083. The reversal of 6887384628047 is 7408264837886.
It is a cyclic number.
It is not a de Polignac number, because 6887384628047 - 214 = 6887384611663 is a prime.
It is a super-2 number, since 2×68873846280472 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6887384622047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 907172 + ... + 3820697.
It is an arithmetic number, because the mean of its divisors is an integer number (536707802400).
Almost surely, 26887384628047 is an apocalyptic number.
6887384628047 is a deficient number, since it is larger than the sum of its proper divisors (1699940210353).
6887384628047 is a wasteful number, since it uses less digits than its factorization.
6887384628047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4746806.
The product of its (nonzero) digits is 693633024, while the sum is 71.
The spelling of 6887384628047 in words is "six trillion, eight hundred eighty-seven billion, three hundred eighty-four million, six hundred twenty-eight thousand, forty-seven".
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