Base | Representation |
---|---|
bin | 1100100010100101101001… |
… | …1010000000000010010000 |
3 | 1210211011011122021201022012 |
4 | 3020221122122000002100 |
5 | 3301402031104113423 |
6 | 45154141433402052 |
7 | 2622114313251023 |
oct | 310513232000220 |
9 | 53734148251265 |
10 | 13788361785488 |
11 | 443667a847694 |
12 | 166833a569328 |
13 | 790310721914 |
14 | 3595088271ba |
15 | 18da00d6e078 |
hex | c8a5a680090 |
13788361785488 has 40 divisors (see below), whose sum is σ = 27577269941760. Its totient is φ = 6671655774720.
The previous prime is 13788361785481. The next prime is 13788361785491. The reversal of 13788361785488 is 88458716388731.
It is not an unprimeable number, because it can be changed into a prime (13788361785481) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27632381 + ... + 28126947.
It is an arithmetic number, because the mean of its divisors is an integer number (689431748544).
Almost surely, 213788361785488 is an apocalyptic number.
It is an amenable number.
13788361785488 is an abundant number, since it is smaller than the sum of its proper divisors (13788908156272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13788361785488 is a wasteful number, since it uses less digits than its factorization.
13788361785488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550815 (or 550809 counting only the distinct ones).
The product of its digits is 1734082560, while the sum is 77.
The spelling of 13788361785488 in words is "thirteen trillion, seven hundred eighty-eight billion, three hundred sixty-one million, seven hundred eighty-five thousand, four hundred eighty-eight".
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