Base | Representation |
---|---|
bin | 11101001100010… |
… | …000110111101001 |
3 | 1021010120002022100 |
4 | 131030100313221 |
5 | 2000334112324 |
6 | 120333044013 |
7 | 15064561326 |
oct | 3514206751 |
9 | 1233502270 |
10 | 489754089 |
11 | 2314a9550 |
12 | 118026609 |
13 | 7a608626 |
14 | 49089b4d |
15 | 2cee24c9 |
hex | 1d310de9 |
489754089 has 96 divisors (see below), whose sum is σ = 865013760. Its totient is φ = 263606400.
The previous prime is 489754081. The next prime is 489754093. The reversal of 489754089 is 980457984.
489754089 is a `hidden beast` number, since 4 + 8 + 97 + 540 + 8 + 9 = 666.
It is not a de Polignac number, because 489754089 - 23 = 489754081 is a prime.
It is not an unprimeable number, because it can be changed into a prime (489754081) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2157394 + ... + 2157620.
It is an arithmetic number, because the mean of its divisors is an integer number (9010560).
Almost surely, 2489754089 is an apocalyptic number.
It is an amenable number.
489754089 is a deficient number, since it is larger than the sum of its proper divisors (375259671).
489754089 is a wasteful number, since it uses less digits than its factorization.
489754089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331 (or 328 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 54.
The square root of 489754089 is about 22130.3883608038. The cubic root of 489754089 is about 788.2416100788.
The spelling of 489754089 in words is "four hundred eighty-nine million, seven hundred fifty-four thousand, eighty-nine".
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