Base | Representation |
---|---|
bin | 10001000001110… |
… | …11000001110101 |
3 | 100221210102210000 |
4 | 20200323001311 |
5 | 243032114432 |
6 | 22101421513 |
7 | 3353121546 |
oct | 1040730165 |
9 | 327712700 |
10 | 142848117 |
11 | 736a79a5 |
12 | 3ba0a899 |
13 | 23796819 |
14 | 14d864cd |
15 | c81a57c |
hex | 883b075 |
142848117 has 20 divisors (see below), whose sum is σ = 215602156. Its totient is φ = 94245120.
The previous prime is 142848089. The next prime is 142848131. The reversal of 142848117 is 711848241.
It can be written as a sum of positive squares in 2 ways, for example, as 106378596 + 36469521 = 10314^2 + 6039^2 .
It is not a de Polignac number, because 142848117 - 27 = 142847989 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 (142848917) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1234 + ... + 16947.
Almost surely, 2142848117 is an apocalyptic number.
It is an amenable number.
142848117 is a deficient number, since it is larger than the sum of its proper divisors (72754039).
142848117 is an equidigital number, since it uses as much as digits as its factorization.
142848117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18290 (or 18281 counting only the distinct ones).
The product of its digits is 14336, while the sum is 36.
The square root of 142848117 is about 11951.9085086860. The cubic root of 142848117 is about 522.7469488860.
The spelling of 142848117 in words is "one hundred forty-two million, eight hundred forty-eight thousand, one hundred seventeen".
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