Base | Representation |
---|---|
bin | 10001010001111… |
… | …10011111001110 |
3 | 101002202200222002 |
4 | 20220332133032 |
5 | 244102200223 |
6 | 22214552302 |
7 | 3410064161 |
oct | 1050763716 |
9 | 332680862 |
10 | 144959438 |
11 | 7490a198 |
12 | 40668692 |
13 | 24055820 |
14 | 15375ad8 |
15 | cad5e28 |
hex | 8a3e7ce |
144959438 has 16 divisors (see below), whose sum is σ = 234517920. Its totient is φ = 66803616.
The previous prime is 144959431. The next prime is 144959447. The reversal of 144959438 is 834959441.
It is a junction number, because it is equal to n+sod(n) for n = 144959392 and 144959401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144959431) 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, 15068 + ... + 22736.
It is an arithmetic number, because the mean of its divisors is an integer number (14657370).
Almost surely, 2144959438 is an apocalyptic number.
144959438 is a deficient number, since it is larger than the sum of its proper divisors (89558482).
144959438 is a wasteful number, since it uses less digits than its factorization.
144959438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8411.
The product of its digits is 622080, while the sum is 47.
The square root of 144959438 is about 12039.9102156121. The cubic root of 144959438 is about 525.3097950873.
The spelling of 144959438 in words is "one hundred forty-four million, nine hundred fifty-nine thousand, four hundred thirty-eight".
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