Base | Representation |
---|---|
bin | 10001001100010… |
… | …00000011001000 |
3 | 101001100201220102 |
4 | 20212020003020 |
5 | 243404242133 |
6 | 22150544532 |
7 | 3400532432 |
oct | 1046100310 |
9 | 331321812 |
10 | 144212168 |
11 | 74449811 |
12 | 40368148 |
13 | 23b53659 |
14 | 1521d652 |
15 | c9d97e8 |
hex | 89880c8 |
144212168 has 32 divisors (see below), whose sum is σ = 279538560. Its totient is φ = 69706560.
The previous prime is 144212141. The next prime is 144212171. The reversal of 144212168 is 861212441.
It is a self number, because there is not a number n which added to its sum of digits gives 144212168.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28898 + ... + 33518.
It is an arithmetic number, because the mean of its divisors is an integer number (8735580).
Almost surely, 2144212168 is an apocalyptic number.
It is an amenable number.
144212168 is a deficient number, since it is larger than the sum of its proper divisors (135326392).
144212168 is a wasteful number, since it uses less digits than its factorization.
144212168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4757 (or 4753 counting only the distinct ones).
The product of its digits is 3072, while the sum is 29.
The square root of 144212168 is about 12008.8370794178. The cubic root of 144212168 is about 524.4055772663.
The spelling of 144212168 in words is "one hundred forty-four million, two hundred twelve thousand, one hundred sixty-eight".
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