Base | Representation |
---|---|
bin | 11101001011011… |
… | …101000101010000 |
3 | 1021010011022100000 |
4 | 131023131011100 |
5 | 2000310320333 |
6 | 120324330000 |
7 | 15063016026 |
oct | 3513350520 |
9 | 1233138300 |
10 | 489541968 |
11 | 231374143 |
12 | 117b43900 |
13 | 7a562c06 |
14 | 49032716 |
15 | 2ce9e713 |
hex | 1d2dd150 |
489541968 has 240 divisors, whose sum is σ = 1512778176. Its totient is φ = 153031680.
The previous prime is 489541967. The next prime is 489541981. The reversal of 489541968 is 869145984.
489541968 is a `hidden beast` number, since 4 + 8 + 9 + 541 + 96 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489541961) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5898055 + ... + 5898137.
Almost surely, 2489541968 is an apocalyptic number.
489541968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 489541968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756389088).
489541968 is an abundant number, since it is smaller than the sum of its proper divisors (1023236208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489541968 is a wasteful number, since it uses less digits than its factorization.
489541968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184 (or 166 counting only the distinct ones).
The product of its digits is 2488320, while the sum is 54.
The square root of 489541968 is about 22125.5953140249. The cubic root of 489541968 is about 788.1277932691.
The spelling of 489541968 in words is "four hundred eighty-nine million, five hundred forty-one thousand, nine hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •