Base | Representation |
---|---|
bin | 1000010100001100011… |
… | …1010000110100110001 |
3 | 111122202011002202111022 |
4 | 2011003013100310301 |
5 | 4320034113220121 |
6 | 145343503225225 |
7 | 13215126045551 |
oct | 2050307206461 |
9 | 448664082438 |
10 | 142859898161 |
11 | 5564a762a42 |
12 | 2382b5a8215 |
13 | 10619231a26 |
14 | 6cb33a5161 |
15 | 3ab1d3daab |
hex | 21431d0d31 |
142859898161 has 8 divisors (see below), whose sum is σ = 142959283200. Its totient is φ = 142760550240.
The previous prime is 142859898131. The next prime is 142859898169. The reversal of 142859898161 is 161898958241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142859898161 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142859898094 and 142859898103.
It is not an unprimeable number, because it can be changed into a prime (142859898169) 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, 14043485 + ... + 14053653.
It is an arithmetic number, because the mean of its divisors is an integer number (17869910400).
Almost surely, 2142859898161 is an apocalyptic number.
It is an amenable number.
142859898161 is a deficient number, since it is larger than the sum of its proper divisors (99385039).
142859898161 is a wasteful number, since it uses less digits than its factorization.
142859898161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18559.
The product of its digits is 9953280, while the sum is 62.
The spelling of 142859898161 in words is "one hundred forty-two billion, eight hundred fifty-nine million, eight hundred ninety-eight thousand, one hundred sixty-one".
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