Base | Representation |
---|---|
bin | 10001001011101… |
… | …01100000111010 |
3 | 101001012212202122 |
4 | 20211311200322 |
5 | 243344330000 |
6 | 22145201242 |
7 | 3400065206 |
oct | 1045654072 |
9 | 331185678 |
10 | 144136250 |
11 | 743a7775 |
12 | 40330222 |
13 | 23b27c2b |
14 | 151ddb06 |
15 | c9c2085 |
hex | 897583a |
144136250 has 20 divisors (see below), whose sum is σ = 270171330. Its totient is φ = 57654000.
The previous prime is 144136249. The next prime is 144136253. The reversal of 144136250 is 52631441.
It can be written as a sum of positive squares in 5 ways, for example, as 1739761 + 142396489 = 1319^2 + 11933^2 .
It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (144136253) by changing a digit.
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 in 9 ways as a sum of consecutive naturals, for example, 56405 + ... + 58904.
Almost surely, 2144136250 is an apocalyptic number.
144136250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144136250 is a deficient number, since it is larger than the sum of its proper divisors (126035080).
144136250 is an equidigital number, since it uses as much as digits as its factorization.
144136250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115331 (or 115316 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 144136250 is about 12005.6757410818. The cubic root of 144136250 is about 524.3135397004.
Adding to 144136250 its reverse (52631441), we get a palindrome (196767691).
The spelling of 144136250 in words is "one hundred forty-four million, one hundred thirty-six thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •