Base | Representation |
---|---|
bin | 10001001110101… |
… | …00000000101011 |
3 | 101001221112201002 |
4 | 20213110000223 |
5 | 243444221212 |
6 | 22201345215 |
7 | 3403266515 |
oct | 1047240053 |
9 | 331845632 |
10 | 144523307 |
11 | 74641555 |
12 | 4049820b |
13 | 23c32166 |
14 | 152a0bb5 |
15 | ca4bac2 |
hex | 89d402b |
144523307 has 8 divisors (see below), whose sum is σ = 154604016. Its totient is φ = 134618112.
The previous prime is 144523297. The next prime is 144523321. The reversal of 144523307 is 703325441.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144523307 - 26 = 144523243 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 144523307.
It is not an unprimeable number, because it can be changed into a prime (144523507) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42173 + ... + 45470.
It is an arithmetic number, because the mean of its divisors is an integer number (19325502).
Almost surely, 2144523307 is an apocalyptic number.
144523307 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
144523307 is a deficient number, since it is larger than the sum of its proper divisors (10080709).
144523307 is an equidigital number, since it uses as much as digits as its factorization.
144523307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87757.
The product of its (nonzero) digits is 10080, while the sum is 29.
The square root of 144523307 is about 12021.7846844801. The cubic root of 144523307 is about 524.7824428890.
Adding to 144523307 its reverse (703325441), we get a palindrome (847848748).
The spelling of 144523307 in words is "one hundred forty-four million, five hundred twenty-three thousand, three hundred seven".
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