Base | Representation |
---|---|
bin | 11101001001011… |
… | …000110100111000 |
3 | 1021002010210020022 |
4 | 131021120310320 |
5 | 2000141001443 |
6 | 120304550012 |
7 | 15055301462 |
oct | 3511306470 |
9 | 1232123208 |
10 | 489000248 |
11 | 231034140 |
12 | 117922308 |
13 | 7a403479 |
14 | 48d31132 |
15 | 2cde3e68 |
hex | 1d258d38 |
489000248 has 16 divisors (see below), whose sum is σ = 1000227960. Its totient is φ = 222272800.
The previous prime is 489000247. The next prime is 489000277. The reversal of 489000248 is 842000984.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489000247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2778323 + ... + 2778498.
Almost surely, 2489000248 is an apocalyptic number.
It is an amenable number.
489000248 is an abundant number, since it is smaller than the sum of its proper divisors (511227712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489000248 is a wasteful number, since it uses less digits than its factorization.
489000248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5556838 (or 5556834 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 35.
The square root of 489000248 is about 22113.3499949691. The cubic root of 489000248 is about 787.8369757318.
The spelling of 489000248 in words is "four hundred eighty-nine million, two hundred forty-eight", and thus it is an aban number.
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