Base | Representation |
---|---|
bin | 10001000001111… |
… | …10101011100111 |
3 | 100221211012022011 |
4 | 20200332223213 |
5 | 243033104304 |
6 | 22102015051 |
7 | 3353213302 |
oct | 1040765347 |
9 | 327735264 |
10 | 142863079 |
11 | 73708167 |
12 | 3ba17487 |
13 | 237a0588 |
14 | 14d8bb39 |
15 | c81ec04 |
hex | 883eae7 |
142863079 has 2 divisors, whose sum is σ = 142863080. Its totient is φ = 142863078.
The previous prime is 142863073. The next prime is 142863089. The reversal of 142863079 is 970368241.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 142863079 - 29 = 142862567 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142863073) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71431539 + 71431540.
It is an arithmetic number, because the mean of its divisors is an integer number (71431540).
Almost surely, 2142863079 is an apocalyptic number.
142863079 is a deficient number, since it is larger than the sum of its proper divisors (1).
142863079 is an equidigital number, since it uses as much as digits as its factorization.
142863079 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72576, while the sum is 40.
The square root of 142863079 is about 11952.5344174363. The cubic root of 142863079 is about 522.7651991949.
The spelling of 142863079 in words is "one hundred forty-two million, eight hundred sixty-three thousand, seventy-nine".
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