Base | Representation |
---|---|
bin | 1000010100001111010… |
… | …0010101101000001101 |
3 | 111122202222100002012201 |
4 | 2011003310111220031 |
5 | 4320100124324232 |
6 | 145345004401501 |
7 | 13215331351153 |
oct | 2050364255015 |
9 | 448688302181 |
10 | 142871714317 |
11 | 556563a3662 |
12 | 23833546291 |
13 | 1061b80b137 |
14 | 6cb4b9d3d3 |
15 | 3ab2dc4be7 |
hex | 2143d15a0d |
142871714317 has 4 divisors (see below), whose sum is σ = 142934024380. Its totient is φ = 142809404256.
The previous prime is 142871714303. The next prime is 142871714351. The reversal of 142871714317 is 713417178241.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 33221988361 + 109649725956 = 182269^2 + 331134^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142871714317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142871754317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31151592 + ... + 31156177.
It is an arithmetic number, because the mean of its divisors is an integer number (35733506095).
Almost surely, 2142871714317 is an apocalyptic number.
It is an amenable number.
142871714317 is a deficient number, since it is larger than the sum of its proper divisors (62310063).
142871714317 is an equidigital number, since it uses as much as digits as its factorization.
142871714317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62310062.
The product of its digits is 263424, while the sum is 46.
The spelling of 142871714317 in words is "one hundred forty-two billion, eight hundred seventy-one million, seven hundred fourteen thousand, three hundred seventeen".
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