Base | Representation |
---|---|
bin | 10001001011101… |
… | …11110001011100 |
3 | 101001020100110020 |
4 | 20211313301130 |
5 | 243400124000 |
6 | 22145312140 |
7 | 3400134162 |
oct | 1045676134 |
9 | 331210406 |
10 | 144145500 |
11 | 74403714 |
12 | 40335650 |
13 | 23b2c1c5 |
14 | 15203232 |
15 | c9c4ba0 |
hex | 8977c5c |
144145500 has 48 divisors (see below), whose sum is σ = 419756064. Its totient is φ = 38438400.
The previous prime is 144145487. The next prime is 144145523. The reversal of 144145500 is 5541441.
It is a happy number.
It is a congruent number.
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, 46549 + ... + 49548.
It is an arithmetic number, because the mean of its divisors is an integer number (8744918).
Almost surely, 2144145500 is an apocalyptic number.
144145500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144145500 is an abundant number, since it is smaller than the sum of its proper divisors (275610564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144145500 is a wasteful number, since it uses less digits than its factorization.
144145500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96119 (or 96107 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 144145500 is about 12006.0609693604. The cubic root of 144145500 is about 524.3247554691.
Adding to 144145500 its reverse (5541441), we get a palindrome (149686941).
The spelling of 144145500 in words is "one hundred forty-four million, one hundred forty-five thousand, five hundred".
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