Base | Representation |
---|---|
bin | 10001110110110001000011… |
… | …101110101001001011000100 |
3 | 101022001102110220112011202200 |
4 | 101312301003232221023010 |
5 | 40243120042443401204 |
6 | 435004155154034500 |
7 | 22353425332126041 |
oct | 2166610356511304 |
9 | 338042426464680 |
10 | 78530318340804 |
11 | 23027580470a60 |
12 | 8983850878a30 |
13 | 34a84b9a60955 |
14 | 1556c5db5c1c8 |
15 | 912b490eb539 |
hex | 476c43ba92c4 |
78530318340804 has 72 divisors (see below), whose sum is σ = 227950844328480. Its totient is φ = 22544588995200.
The previous prime is 78530318340767. The next prime is 78530318340809. The reversal of 78530318340804 is 40804381303587.
It is a happy number.
78530318340804 is a `hidden beast` number, since 7 + 8 + 53 + 0 + 3 + 183 + 408 + 0 + 4 = 666.
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (78530318340809) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5218647337 + ... + 5218662384.
Almost surely, 278530318340804 is an apocalyptic number.
It is an amenable number.
78530318340804 is an abundant number, since it is smaller than the sum of its proper divisors (149420525987676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78530318340804 is a wasteful number, since it uses less digits than its factorization.
78530318340804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10437309761 (or 10437309756 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 54.
The spelling of 78530318340804 in words is "seventy-eight trillion, five hundred thirty billion, three hundred eighteen million, three hundred forty thousand, eight hundred four".
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