Base | Representation |
---|---|
bin | 10001001110110… |
… | …01000111111010 |
3 | 101001222121102202 |
4 | 20213121013322 |
5 | 244000404000 |
6 | 22202030202 |
7 | 3403414544 |
oct | 1047310772 |
9 | 331877382 |
10 | 144544250 |
11 | 74656264 |
12 | 404a8362 |
13 | 23c3b856 |
14 | 152a8694 |
15 | ca52dd5 |
hex | 89d91fa |
144544250 has 32 divisors (see below), whose sum is σ = 275717520. Its totient is φ = 56721600.
The previous prime is 144544249. The next prime is 144544261. The reversal of 144544250 is 52445441.
It can be written as a sum of positive squares in 8 ways, for example, as 3433609 + 141110641 = 1853^2 + 11879^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7796 + ... + 18704.
Almost surely, 2144544250 is an apocalyptic number.
144544250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144544250 is a deficient number, since it is larger than the sum of its proper divisors (131173270).
144544250 is a wasteful number, since it uses less digits than its factorization.
144544250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10979 (or 10969 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 29.
The square root of 144544250 is about 12022.6556966421. The cubic root of 144544250 is about 524.8077905603.
Adding to 144544250 its reverse (52445441), we get a palindrome (196989691).
The spelling of 144544250 in words is "one hundred forty-four million, five hundred forty-four thousand, two hundred fifty".
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