Base | Representation |
---|---|
bin | 11101001001111… |
… | …001100000111111 |
3 | 1021002101120220101 |
4 | 131021321200333 |
5 | 2000204243033 |
6 | 120311501531 |
7 | 15056400031 |
oct | 3511714077 |
9 | 1232346811 |
10 | 489134143 |
11 | 2311157a3 |
12 | 1179878a7 |
13 | 7a44c3b4 |
14 | 48d67c51 |
15 | 2ce1d97d |
hex | 1d27983f |
489134143 has 4 divisors (see below), whose sum is σ = 490330480. Its totient is φ = 487937808.
The previous prime is 489134111. The next prime is 489134161. The reversal of 489134143 is 341431984.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 489134143 - 25 = 489134111 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489134543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597555 + ... + 598372.
It is an arithmetic number, because the mean of its divisors is an integer number (122582620).
Almost surely, 2489134143 is an apocalyptic number.
489134143 is a deficient number, since it is larger than the sum of its proper divisors (1196337).
489134143 is a wasteful number, since it uses less digits than its factorization.
489134143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1196336.
The product of its digits is 41472, while the sum is 37.
The square root of 489134143 is about 22116.3772575890. The cubic root of 489134143 is about 787.9088760399.
The spelling of 489134143 in words is "four hundred eighty-nine million, one hundred thirty-four thousand, one hundred forty-three".
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