Base | Representation |
---|---|
bin | 10000111101110… |
… | …11001000100010 |
3 | 100220210211011211 |
4 | 20132323020202 |
5 | 242413334013 |
6 | 22042300334 |
7 | 3345510346 |
oct | 1036731042 |
9 | 326724154 |
10 | 142324258 |
11 | 7337a35a |
12 | 3b7b76aa |
13 | 2364224b |
14 | 14c8b626 |
15 | c76523d |
hex | 87bb222 |
142324258 has 4 divisors (see below), whose sum is σ = 213486390. Its totient is φ = 71162128.
The previous prime is 142324249. The next prime is 142324277. The reversal of 142324258 is 852423241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 852423241 = 373 ⋅2285317.
It can be written as a sum of positive squares in only one way, i.e., 141063129 + 1261129 = 11877^2 + 1123^2 .
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
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, 35581063 + ... + 35581066.
Almost surely, 2142324258 is an apocalyptic number.
142324258 is a deficient number, since it is larger than the sum of its proper divisors (71162132).
142324258 is an equidigital number, since it uses as much as digits as its factorization.
142324258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71162131.
The product of its digits is 15360, while the sum is 31.
The square root of 142324258 is about 11929.9730930124. The cubic root of 142324258 is about 522.1071524915.
Adding to 142324258 its reverse (852423241), we get a palindrome (994747499).
The spelling of 142324258 in words is "one hundred forty-two million, three hundred twenty-four thousand, two hundred fifty-eight".
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