Base | Representation |
---|---|
bin | 10001001101111… |
… | …00100001010100 |
3 | 101001202122201120 |
4 | 20212330201110 |
5 | 243433131332 |
6 | 22155323540 |
7 | 3402416145 |
oct | 1046744124 |
9 | 331678646 |
10 | 144427092 |
11 | 74586237 |
12 | 404505b0 |
13 | 23bca424 |
14 | 15277acc |
15 | ca2d32c |
hex | 89bc854 |
144427092 has 48 divisors (see below), whose sum is σ = 346581312. Its totient is φ = 46782720.
The previous prime is 144427057. The next prime is 144427093. The reversal of 144427092 is 290724441.
144427092 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144427093) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183123 + ... + 183909.
It is an arithmetic number, because the mean of its divisors is an integer number (7220444).
Almost surely, 2144427092 is an apocalyptic number.
144427092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
144427092 is an abundant number, since it is smaller than the sum of its proper divisors (202154220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144427092 is a wasteful number, since it uses less digits than its factorization.
144427092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1208 (or 1206 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 144427092 is about 12017.7823245389. The cubic root of 144427092 is about 524.6659607501.
The spelling of 144427092 in words is "one hundred forty-four million, four hundred twenty-seven thousand, ninety-two".
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