Base | Representation |
---|---|
bin | 11101001011110… |
… | …101011101001100 |
3 | 1021010100101021122 |
4 | 131023311131030 |
5 | 2000322014204 |
6 | 120330420112 |
7 | 15063613061 |
oct | 3513653514 |
9 | 1233311248 |
10 | 489641804 |
11 | 231432153 |
12 | 117b91638 |
13 | 7a5994a2 |
14 | 4905ac68 |
15 | 2cebe0be |
hex | 1d2f574c |
489641804 has 6 divisors (see below), whose sum is σ = 856873164. Its totient is φ = 244820900.
The previous prime is 489641783. The next prime is 489641809. The reversal of 489641804 is 408146984.
It is not an unprimeable number, because it can be changed into a prime (489641809) 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 as a sum of consecutive naturals, namely, 61205222 + ... + 61205229.
It is an arithmetic number, because the mean of its divisors is an integer number (142812194).
Almost surely, 2489641804 is an apocalyptic number.
It is an amenable number.
489641804 is a deficient number, since it is larger than the sum of its proper divisors (367231360).
489641804 is a wasteful number, since it uses less digits than its factorization.
489641804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122410455 (or 122410453 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 44.
The square root of 489641804 is about 22127.8513190956. The cubic root of 489641804 is about 788.1813659168.
The spelling of 489641804 in words is "four hundred eighty-nine million, six hundred forty-one thousand, eight hundred four".
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