Base | Representation |
---|---|
bin | 10001001010110… |
… | …00111011111001 |
3 | 101000222221012012 |
4 | 20211120323321 |
5 | 243332103233 |
6 | 22142455305 |
7 | 3366100013 |
oct | 1045307371 |
9 | 330887165 |
10 | 144019193 |
11 | 7432782a |
12 | 40294535 |
13 | 23ab6876 |
14 | 151ad1b3 |
15 | c99c548 |
hex | 8958ef9 |
144019193 has 8 divisors (see below), whose sum is σ = 147100800. Its totient is φ = 140969808.
The previous prime is 144019181. The next prime is 144019199. The reversal of 144019193 is 391910441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144019193 - 216 = 143953657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144019199) 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, 1088 + ... + 17006.
It is an arithmetic number, because the mean of its divisors is an integer number (18387600).
Almost surely, 2144019193 is an apocalyptic number.
It is an amenable number.
144019193 is a deficient number, since it is larger than the sum of its proper divisors (3081607).
144019193 is a wasteful number, since it uses less digits than its factorization.
144019193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16111.
The product of its (nonzero) digits is 3888, while the sum is 32.
The square root of 144019193 is about 12000.7996816879. The cubic root of 144019193 is about 524.1715647932.
The spelling of 144019193 in words is "one hundred forty-four million, nineteen thousand, one hundred ninety-three".
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