Base | Representation |
---|---|
bin | 10001001011111… |
… | …00001001011010 |
3 | 101001021021000212 |
4 | 20211330021122 |
5 | 243401212133 |
6 | 22145531122 |
7 | 3400240340 |
oct | 1045741132 |
9 | 331237025 |
10 | 144163418 |
11 | 74416123 |
12 | 40343aa2 |
13 | 23b373c9 |
14 | 15209990 |
15 | c9ca148 |
hex | 897c25a |
144163418 has 32 divisors (see below), whose sum is σ = 250677504. Its totient is φ = 60907392.
The previous prime is 144163403. The next prime is 144163427. The reversal of 144163418 is 814361441.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460430 + ... + 460742.
It is an arithmetic number, because the mean of its divisors is an integer number (7833672).
Almost surely, 2144163418 is an apocalyptic number.
144163418 is a deficient number, since it is larger than the sum of its proper divisors (106514086).
144163418 is a wasteful number, since it uses less digits than its factorization.
144163418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 686.
The product of its digits is 9216, while the sum is 32.
The square root of 144163418 is about 12006.8071526114. The cubic root of 144163418 is about 524.3464799574.
The spelling of 144163418 in words is "one hundred forty-four million, one hundred sixty-three thousand, four hundred eighteen".
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