Base | Representation |
---|---|
bin | 1000010100001011110… |
… | …0110110011111011100 |
3 | 111122201221222002121002 |
4 | 2011002330312133130 |
5 | 4320032413400420 |
6 | 145343324525432 |
7 | 13215063620450 |
oct | 2050274663734 |
9 | 448657862532 |
10 | 142857168860 |
11 | 5564916941a |
12 | 2382a6b0878 |
13 | 106187b7663 |
14 | 6cb2c94660 |
15 | 3ab19a0075 |
hex | 2142f367dc |
142857168860 has 48 divisors (see below), whose sum is σ = 344291834880. Its totient is φ = 48774653760.
The previous prime is 142857168803. The next prime is 142857168869. The reversal of 142857168860 is 68861758241.
It is a junction number, because it is equal to n+sod(n) for n = 142857168796 and 142857168805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142857168869) 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, 2101286 + ... + 2168205.
It is an arithmetic number, because the mean of its divisors is an integer number (7172746560).
Almost surely, 2142857168860 is an apocalyptic number.
142857168860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142857168860 is an abundant number, since it is smaller than the sum of its proper divisors (201434666020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142857168860 is a wasteful number, since it uses less digits than its factorization.
142857168860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4269746 (or 4269744 counting only the distinct ones).
The product of its (nonzero) digits is 5160960, while the sum is 56.
The spelling of 142857168860 in words is "one hundred forty-two billion, eight hundred fifty-seven million, one hundred sixty-eight thousand, eight hundred sixty".
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