Base | Representation |
---|---|
bin | 10000111100010… |
… | …10101110011111 |
3 | 100220102202012022 |
4 | 20132022232133 |
5 | 242341012413 |
6 | 22034130355 |
7 | 3344023316 |
oct | 1036125637 |
9 | 326382168 |
10 | 142125983 |
11 | 7325439a |
12 | 3b7209bb |
13 | 235a2c1c |
14 | 14c3927d |
15 | c726608 |
hex | 878ab9f |
142125983 has 2 divisors, whose sum is σ = 142125984. Its totient is φ = 142125982.
The previous prime is 142125959. The next prime is 142126009. The reversal of 142125983 is 389521241.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 142125983 - 216 = 142060447 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142125943) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71062991 + 71062992.
It is an arithmetic number, because the mean of its divisors is an integer number (71062992).
Almost surely, 2142125983 is an apocalyptic number.
142125983 is a deficient number, since it is larger than the sum of its proper divisors (1).
142125983 is an equidigital number, since it uses as much as digits as its factorization.
142125983 is an evil number, because the sum of its binary digits is even.
The product of its digits is 17280, while the sum is 35.
The square root of 142125983 is about 11921.6602451169. The cubic root of 142125983 is about 521.8645868959.
The spelling of 142125983 in words is "one hundred forty-two million, one hundred twenty-five thousand, nine hundred eighty-three".
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