Base | Representation |
---|---|
bin | 11110010101111… |
… | …01101000101110 |
3 | 122201221120110101 |
4 | 33022331220232 |
5 | 1010130012032 |
6 | 41131301314 |
7 | 6210326134 |
oct | 1712755056 |
9 | 581846411 |
10 | 254532142 |
11 | 120749847 |
12 | 712aa83a |
13 | 4096b547 |
14 | 25b39754 |
15 | 1752bde7 |
hex | f2bda2e |
254532142 has 8 divisors (see below), whose sum is σ = 382168800. Its totient is φ = 127142544.
The previous prime is 254532127. The next prime is 254532169. The reversal of 254532142 is 241235452.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2545321422 = 129573222622216328, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 254532142.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59167 + ... + 63322.
It is an arithmetic number, because the mean of its divisors is an integer number (47771100).
Almost surely, 2254532142 is an apocalyptic number.
254532142 is a deficient number, since it is larger than the sum of its proper divisors (127636658).
254532142 is a wasteful number, since it uses less digits than its factorization.
254532142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123530.
The product of its digits is 9600, while the sum is 28.
The square root of 254532142 is about 15954.0634949219. The cubic root of 254532142 is about 633.7445108952.
Adding to 254532142 its reverse (241235452), we get a palindrome (495767594).
The spelling of 254532142 in words is "two hundred fifty-four million, five hundred thirty-two thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •