Base | Representation |
---|---|
bin | 1000010100001011110… |
… | …1111001011000111001 |
3 | 111122201222111000110201 |
4 | 2011002331321120321 |
5 | 4320033001132443 |
6 | 145343334442201 |
7 | 13215066141355 |
oct | 2050275713071 |
9 | 448658430421 |
10 | 142857442873 |
11 | 55649336282 |
12 | 2382a803361 |
13 | 106188822b2 |
14 | 6cb2d26465 |
15 | 3ab1a0634d |
hex | 2142f79639 |
142857442873 has 8 divisors (see below), whose sum is σ = 145638057536. Its totient is φ = 140090979600.
The previous prime is 142857442811. The next prime is 142857442919. The reversal of 142857442873 is 378244758241.
142857442873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 142857442873 - 29 = 142857442361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142857446873) by changing a digit.
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, 3517461 + ... + 3557842.
It is an arithmetic number, because the mean of its divisors is an integer number (18204757192).
Almost surely, 2142857442873 is an apocalyptic number.
It is an amenable number.
142857442873 is a deficient number, since it is larger than the sum of its proper divisors (2780614663).
142857442873 is an equidigital number, since it uses as much as digits as its factorization.
142857442873 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7075695.
The product of its digits is 12042240, while the sum is 55.
The spelling of 142857442873 in words is "one hundred forty-two billion, eight hundred fifty-seven million, four hundred forty-two thousand, eight hundred seventy-three".
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