Base | Representation |
---|---|
bin | 11101001011110… |
… | …011011010100011 |
3 | 1021010022221210222 |
4 | 131023303122203 |
5 | 2000321232233 |
6 | 120330313255 |
7 | 15063546515 |
oct | 3513633243 |
9 | 1233287728 |
10 | 489633443 |
11 | 231426942 |
12 | 117b8882b |
13 | 7a595740 |
14 | 49057bb5 |
15 | 2cebb898 |
hex | 1d2f36a3 |
489633443 has 8 divisors (see below), whose sum is σ = 527549568. Its totient is φ = 451753344.
The previous prime is 489633433. The next prime is 489633449. The reversal of 489633443 is 344336984.
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 489633443 - 224 = 472856227 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 489633394 and 489633403.
It is not an unprimeable number, because it can be changed into a prime (489633449) 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 7 ways as a sum of consecutive naturals, for example, 23630 + ... + 39212.
It is an arithmetic number, because the mean of its divisors is an integer number (65943696).
Almost surely, 2489633443 is an apocalyptic number.
489633443 is a deficient number, since it is larger than the sum of its proper divisors (37916125).
489633443 is a wasteful number, since it uses less digits than its factorization.
489633443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18013.
The product of its digits is 746496, while the sum is 44.
The square root of 489633443 is about 22127.6623934839. The cubic root of 489633443 is about 788.1768796292.
The spelling of 489633443 in words is "four hundred eighty-nine million, six hundred thirty-three thousand, four hundred forty-three".
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