Base | Representation |
---|---|
bin | 10000111101011… |
… | …01111010110111 |
3 | 100220201001221021 |
4 | 20132231322313 |
5 | 242410121020 |
6 | 22041202011 |
7 | 3345163510 |
oct | 1036557267 |
9 | 326631837 |
10 | 142270135 |
11 | 73342727 |
12 | 3b790307 |
13 | 23623717 |
14 | 14c75a07 |
15 | c7541aa |
hex | 87adeb7 |
142270135 has 8 divisors (see below), whose sum is σ = 195113376. Its totient is φ = 97556640.
The previous prime is 142270133. The next prime is 142270147. The reversal of 142270135 is 531072241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142270135 - 21 = 142270133 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 (142270133) 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, 2032396 + ... + 2032465.
It is an arithmetic number, because the mean of its divisors is an integer number (24389172).
Almost surely, 2142270135 is an apocalyptic number.
142270135 is a deficient number, since it is larger than the sum of its proper divisors (52843241).
142270135 is an equidigital number, since it uses as much as digits as its factorization.
142270135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4064873.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 142270135 is about 11927.7045151194. The cubic root of 142270135 is about 522.0409618820.
The spelling of 142270135 in words is "one hundred forty-two million, two hundred seventy thousand, one hundred thirty-five".
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