Base | Representation |
---|---|
bin | 10001010001101… |
… | …00001011110000 |
3 | 101002200120001220 |
4 | 20220310023300 |
5 | 244044322412 |
6 | 22214025040 |
7 | 3406530135 |
oct | 1050641360 |
9 | 332616056 |
10 | 144917232 |
11 | 74890509 |
12 | 40648180 |
13 | 2403c555 |
14 | 1536458c |
15 | cac868c |
hex | 8a342f0 |
144917232 has 20 divisors (see below), whose sum is σ = 374369640. Its totient is φ = 48305728.
The previous prime is 144917209. The next prime is 144917243. The reversal of 144917232 is 232719441.
It is a junction number, because it is equal to n+sod(n) for n = 144917193 and 144917202.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1509507 + ... + 1509602.
It is an arithmetic number, because the mean of its divisors is an integer number (18718482).
Almost surely, 2144917232 is an apocalyptic number.
144917232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
144917232 is an abundant number, since it is smaller than the sum of its proper divisors (229452408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144917232 is a wasteful number, since it uses less digits than its factorization.
144917232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3019120 (or 3019114 counting only the distinct ones).
The product of its digits is 12096, while the sum is 33.
The square root of 144917232 is about 12038.1573340773. The cubic root of 144917232 is about 525.2588075429.
It can be divided in two parts, 1449 and 17232, that added together give a palindrome (18681).
The spelling of 144917232 in words is "one hundred forty-four million, nine hundred seventeen thousand, two hundred thirty-two".
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