Base | Representation |
---|---|
bin | 110101000000001… |
… | …100110100000000 |
3 | 2021222021022201100 |
4 | 311000030310000 |
5 | 3310121314203 |
6 | 224123334400 |
7 | 31015312545 |
oct | 6500146400 |
9 | 2258238640 |
10 | 889244928 |
11 | 416a56970 |
12 | 209981400 |
13 | 1122cc240 |
14 | 8615abcc |
15 | 53104ea3 |
hex | 3500cd00 |
889244928 has 216 divisors, whose sum is σ = 3013264800. Its totient is φ = 248647680.
The previous prime is 889244927. The next prime is 889244947. The reversal of 889244928 is 829442988.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (889244927) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328123 + ... + 330821.
It is an arithmetic number, because the mean of its divisors is an integer number (13950300).
Almost surely, 2889244928 is an apocalyptic number.
889244928 is a gapful number since it is divisible by the number (88) 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 889244928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1506632400).
889244928 is an abundant number, since it is smaller than the sum of its proper divisors (2124019872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
889244928 is a wasteful number, since it uses less digits than its factorization.
889244928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2745 (or 2728 counting only the distinct ones).
The product of its digits is 2654208, while the sum is 54.
The square root of 889244928 is about 29820.2100596223. The cubic root of 889244928 is about 961.6280707160.
The spelling of 889244928 in words is "eight hundred eighty-nine million, two hundred forty-four thousand, nine hundred twenty-eight".
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