Base | Representation |
---|---|
bin | 10001111010101011000011… |
… | …101010000000001000001010 |
3 | 101100000002100112220102020201 |
4 | 101322223003222000020022 |
5 | 40312014321130030411 |
6 | 435331351443242414 |
7 | 22412010355405516 |
oct | 2172530352001012 |
9 | 340002315812221 |
10 | 78798752580106 |
11 | 231203aa609019 |
12 | 8a0788697940a |
13 | 34c78c8cbc140 |
14 | 1565c46915146 |
15 | 919b0a4973c1 |
hex | 47aac3a8020a |
78798752580106 has 32 divisors (see below), whose sum is σ = 134005124957760. Its totient is φ = 34450569893376.
The previous prime is 78798752580007. The next prime is 78798752580109. The reversal of 78798752580106 is 60108525789787.
It is a Smith number, since the sum of its digits (73) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (78798752580109) 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, 4812436 + ... + 13444591.
It is an arithmetic number, because the mean of its divisors is an integer number (4187660154930).
Almost surely, 278798752580106 is an apocalyptic number.
78798752580106 is a deficient number, since it is larger than the sum of its proper divisors (55206372377654).
78798752580106 is a wasteful number, since it uses less digits than its factorization.
78798752580106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18265798.
The product of its (nonzero) digits is 474163200, while the sum is 73.
The spelling of 78798752580106 in words is "seventy-eight trillion, seven hundred ninety-eight billion, seven hundred fifty-two million, five hundred eighty thousand, one hundred six".
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