Base | Representation |
---|---|
bin | 10001001100001… |
… | …10001001110000 |
3 | 101001100100020201 |
4 | 20212012021300 |
5 | 243404020100 |
6 | 22150444544 |
7 | 3400500664 |
oct | 1046061160 |
9 | 331310221 |
10 | 144204400 |
11 | 7444399a |
12 | 40363754 |
13 | 23b4cc62 |
14 | 1521a8a4 |
15 | c9d736a |
hex | 8986270 |
144204400 has 30 divisors (see below), whose sum is σ = 346452032. Its totient is φ = 57681600.
The previous prime is 144204397. The next prime is 144204409. The reversal of 144204400 is 4402441.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144204409) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 179856 + ... + 180655.
Almost surely, 2144204400 is an apocalyptic number.
144204400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144204400 is an abundant number, since it is smaller than the sum of its proper divisors (202247632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144204400 is a wasteful number, since it uses less digits than its factorization.
144204400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 360529 (or 360518 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 144204400 is about 12008.5136465759. The cubic root of 144204400 is about 524.3961613811.
Adding to 144204400 its reverse (4402441), we get a palindrome (148606841).
The spelling of 144204400 in words is "one hundred forty-four million, two hundred four thousand, four hundred".
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