Base | Representation |
---|---|
bin | 1000011000110110111… |
… | …1101100101111010000 |
3 | 111202222102011202002211 |
4 | 2012031233230233100 |
5 | 4330120133342430 |
6 | 150112032321504 |
7 | 13261141615120 |
oct | 2061557545720 |
9 | 452872152084 |
10 | 144112012240 |
11 | 56132523869 |
12 | 23b1a9a3294 |
13 | 10788771931 |
14 | 6d917bcc80 |
15 | 3b36c2072a |
hex | 218dbecbd0 |
144112012240 has 40 divisors (see below), whose sum is σ = 382926205440. Its totient is φ = 49409832576.
The previous prime is 144112012201. The next prime is 144112012241. The reversal of 144112012240 is 42210211441.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144112012241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128670880 + ... + 128671999.
It is an arithmetic number, because the mean of its divisors is an integer number (9573155136).
Almost surely, 2144112012240 is an apocalyptic number.
144112012240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144112012240 is an abundant number, since it is smaller than the sum of its proper divisors (238814193200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144112012240 is a wasteful number, since it uses less digits than its factorization.
144112012240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257342899 (or 257342893 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 22.
Adding to 144112012240 its reverse (42210211441), we get a palindrome (186322223681).
The spelling of 144112012240 in words is "one hundred forty-four billion, one hundred twelve million, twelve thousand, two hundred forty".
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