Base | Representation |
---|---|
bin | 10000111101101… |
… | …01110001010101 |
3 | 100220202201001022 |
4 | 20132311301111 |
5 | 242412133133 |
6 | 22042010525 |
7 | 3345356330 |
oct | 1036656125 |
9 | 326681038 |
10 | 142302293 |
11 | 73364901 |
12 | 3b7a6a45 |
13 | 23635253 |
14 | 14c83617 |
15 | c75d998 |
hex | 87b5c55 |
142302293 has 8 divisors (see below), whose sum is σ = 162947520. Its totient is φ = 121736160.
The previous prime is 142302283. The next prime is 142302319. The reversal of 142302293 is 392203241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-142302293 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 (142302263) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15863 + ... + 23156.
It is an arithmetic number, because the mean of its divisors is an integer number (20368440).
Almost surely, 2142302293 is an apocalyptic number.
It is an amenable number.
142302293 is a deficient number, since it is larger than the sum of its proper divisors (20645227).
142302293 is an equidigital number, since it uses as much as digits as its factorization.
142302293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39547.
The product of its (nonzero) digits is 2592, while the sum is 26.
The square root of 142302293 is about 11929.0524770411. The cubic root of 142302293 is about 522.0802920585.
The spelling of 142302293 in words is "one hundred forty-two million, three hundred two thousand, two hundred ninety-three".
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