Base | Representation |
---|---|
bin | 1001110011101101100… |
… | …0100011110011000010 |
3 | 121002221001111211011010 |
4 | 2130323120203303002 |
5 | 10230042001041440 |
6 | 205224032101350 |
7 | 15113405344605 |
oct | 2347330436302 |
9 | 532831454133 |
10 | 168500018370 |
11 | 6550795a832 |
12 | 287a6394856 |
13 | 12b742702a8 |
14 | 822677a33c |
15 | 45b2d06580 |
hex | 273b623cc2 |
168500018370 has 32 divisors (see below), whose sum is σ = 406495395072. Its totient is φ = 44700521472.
The previous prime is 168500018321. The next prime is 168500018419. The reversal of 168500018370 is 73810005861.
168500018370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (168500018321) and next prime (168500018419).
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 15 ways as a sum of consecutive naturals, for example, 14545162 + ... + 14556741.
It is an arithmetic number, because the mean of its divisors is an integer number (12702981096).
Almost surely, 2168500018370 is an apocalyptic number.
168500018370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
168500018370 is an abundant number, since it is smaller than the sum of its proper divisors (237995376702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168500018370 is a wasteful number, since it uses less digits than its factorization.
168500018370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29102106.
The product of its (nonzero) digits is 40320, while the sum is 39.
The spelling of 168500018370 in words is "one hundred sixty-eight billion, five hundred million, eighteen thousand, three hundred seventy".
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