Base | Representation |
---|---|
bin | 10000111101101… |
… | …01110101001110 |
3 | 100220202201101112 |
4 | 20132311311032 |
5 | 242412140132 |
6 | 22042012022 |
7 | 3345360134 |
oct | 1036656516 |
9 | 326681345 |
10 | 142302542 |
11 | 73365008 |
12 | 3b7a7012 |
13 | 236353b5 |
14 | 14c83754 |
15 | c75dab2 |
hex | 87b5d4e |
142302542 has 8 divisors (see below), whose sum is σ = 216156000. Its totient is φ = 70250544.
The previous prime is 142302499. The next prime is 142302553. The reversal of 142302542 is 245203241.
It is a happy number.
142302542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450167 + ... + 450482.
It is an arithmetic number, because the mean of its divisors is an integer number (27019500).
Almost surely, 2142302542 is an apocalyptic number.
142302542 is a deficient number, since it is larger than the sum of its proper divisors (73853458).
142302542 is an equidigital number, since it uses as much as digits as its factorization.
142302542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 900730.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 142302542 is about 11929.0629137414. The cubic root of 142302542 is about 522.0805965696.
Adding to 142302542 its reverse (245203241), we get a palindrome (387505783).
The spelling of 142302542 in words is "one hundred forty-two million, three hundred two thousand, five hundred forty-two".
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