Base | Representation |
---|---|
bin | 100111100010100101… |
… | …0101010111010011001 |
3 | 22010011200110010110210 |
4 | 1033011022222322121 |
5 | 2342400021144020 |
6 | 103001433001333 |
7 | 6064130351112 |
oct | 1170512527231 |
9 | 263150403423 |
10 | 84912287385 |
11 | 33013855322 |
12 | 14558b53249 |
13 | 8012a62943 |
14 | 4177327209 |
15 | 231e89b3e0 |
hex | 13c52aae99 |
84912287385 has 8 divisors (see below), whose sum is σ = 135859659840. Its totient is φ = 45286553264.
The previous prime is 84912287321. The next prime is 84912287407. The reversal of 84912287385 is 58378221948.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 84912287385 - 26 = 84912287321 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2830409565 + ... + 2830409594.
It is an arithmetic number, because the mean of its divisors is an integer number (16982457480).
Almost surely, 284912287385 is an apocalyptic number.
It is an amenable number.
84912287385 is a deficient number, since it is larger than the sum of its proper divisors (50947372455).
84912287385 is a wasteful number, since it uses less digits than its factorization.
84912287385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5660819167.
The product of its digits is 7741440, while the sum is 57.
The spelling of 84912287385 in words is "eighty-four billion, nine hundred twelve million, two hundred eighty-seven thousand, three hundred eighty-five".
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