Base | Representation |
---|---|
bin | 10000111100011… |
… | …00011100000111 |
3 | 100220110002211011 |
4 | 20132030130013 |
5 | 242341223444 |
6 | 22034223051 |
7 | 3344052631 |
oct | 1036143407 |
9 | 326402734 |
10 | 142132999 |
11 | 73259698 |
12 | 3b724a87 |
13 | 235a6188 |
14 | 14c3ba51 |
15 | c728734 |
hex | 878c707 |
142132999 has 2 divisors, whose sum is σ = 142133000. Its totient is φ = 142132998.
The previous prime is 142132997. The next prime is 142133003. The reversal of 142132999 is 999231241.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 142132999 - 21 = 142132997 is a prime.
Together with 142132997, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142132993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71066499 + 71066500.
It is an arithmetic number, because the mean of its divisors is an integer number (71066500).
Almost surely, 2142132999 is an apocalyptic number.
142132999 is a deficient number, since it is larger than the sum of its proper divisors (1).
142132999 is an equidigital number, since it uses as much as digits as its factorization.
142132999 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 34992, while the sum is 40.
The square root of 142132999 is about 11921.9544958031. The cubic root of 142132999 is about 521.8731739762.
The spelling of 142132999 in words is "one hundred forty-two million, one hundred thirty-two thousand, nine hundred ninety-nine".
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