Base | Representation |
---|---|
bin | 10011110110000100101000… |
… | …111111101010001011010010 |
3 | 102110000202121221021111101022 |
4 | 103312010220333222023102 |
5 | 42414433303324322412 |
6 | 505343142320235442 |
7 | 24245452000022516 |
oct | 2366045077521322 |
9 | 373022557244338 |
10 | 87278718198482 |
11 | 2589a773087268 |
12 | 995724a16bb82 |
13 | 399146a1a8c85 |
14 | 177a453702146 |
15 | a154be282a72 |
hex | 4f6128fea2d2 |
87278718198482 has 16 divisors (see below), whose sum is σ = 132558461340480. Its totient is φ = 43095137570448.
The previous prime is 87278718198457. The next prime is 87278718198487. The reversal of 87278718198482 is 28489181787278.
It is a junction number, because it is equal to n+sod(n) for n = 87278718198397 and 87278718198406.
It is not an unprimeable number, because it can be changed into a prime (87278718198487) 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, 643219982 + ... + 643355657.
It is an arithmetic number, because the mean of its divisors is an integer number (8284903833780).
Almost surely, 287278718198482 is an apocalyptic number.
87278718198482 is a deficient number, since it is larger than the sum of its proper divisors (45279743141998).
87278718198482 is a wasteful number, since it uses less digits than its factorization.
87278718198482 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1286576065.
The product of its digits is 1618477056, while the sum is 80.
The spelling of 87278718198482 in words is "eighty-seven trillion, two hundred seventy-eight billion, seven hundred eighteen million, one hundred ninety-eight thousand, four hundred eighty-two".
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