Base | Representation |
---|---|
bin | 11101001011001… |
… | …110010011000000 |
3 | 1021010001020021001 |
4 | 131023032103000 |
5 | 2000301401113 |
6 | 120323141344 |
7 | 15062344333 |
oct | 3513162300 |
9 | 1233036231 |
10 | 489481408 |
11 | 231332699 |
12 | 117b14854 |
13 | 7a541490 |
14 | 4901861a |
15 | 2ce8b7dd |
hex | 1d2ce4c0 |
489481408 has 56 divisors (see below), whose sum is σ = 1107594432. Its totient is φ = 212619264.
The previous prime is 489481403. The next prime is 489481417. The reversal of 489481408 is 804184984.
It is not an unprimeable number, because it can be changed into a prime (489481403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3160 + ... + 31447.
It is an arithmetic number, because the mean of its divisors is an integer number (19778472).
Almost surely, 2489481408 is an apocalyptic number.
It is an amenable number.
489481408 is an abundant number, since it is smaller than the sum of its proper divisors (618113024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489481408 is a wasteful number, since it uses less digits than its factorization.
489481408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34649 (or 34639 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 46.
The square root of 489481408 is about 22124.2267209500. The cubic root of 489481408 is about 788.0952928296.
The spelling of 489481408 in words is "four hundred eighty-nine million, four hundred eighty-one thousand, four hundred eight".
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