Base | Representation |
---|---|
bin | 11101001011000… |
… | …000001110110000 |
3 | 1021002221022020010 |
4 | 131023000032300 |
5 | 2000243030132 |
6 | 120322014520 |
7 | 15062014344 |
oct | 3513001660 |
9 | 1232838203 |
10 | 489423792 |
11 | 2312a3380 |
12 | 117aa7440 |
13 | 7a5211a0 |
14 | 49001624 |
15 | 2ce796cc |
hex | 1d2c03b0 |
489423792 has 160 divisors (see below), whose sum is σ = 1500903936. Its totient is φ = 135475200.
The previous prime is 489423791. The next prime is 489423839. The reversal of 489423792 is 297324984.
It is a super-3 number, since 3×4894237923 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (489423791) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 775317 + ... + 775947.
Almost surely, 2489423792 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 489423792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (750451968).
489423792 is an abundant number, since it is smaller than the sum of its proper divisors (1011480144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489423792 is a wasteful number, since it uses less digits than its factorization.
489423792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 779 (or 773 counting only the distinct ones).
The product of its digits is 870912, while the sum is 48.
The square root of 489423792 is about 22122.9245806245. The cubic root of 489423792 is about 788.0643698436.
The spelling of 489423792 in words is "four hundred eighty-nine million, four hundred twenty-three thousand, seven hundred ninety-two".
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