266988 is an even 6-digits composite number following 266987
and preceding 266989 . In scientific notation, it is written as 2.66988 × 10^5.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 84240 positive integers (up to 266988) that are relatively prime to 266988.
266988 has 12 divisors, whose sum is 475832
The reverse of 266988 is 889662
Previous prime number is 57
Is Prime? no
Number parity even
Number length 6
Sum of Digits 39
Digital Root 3
Name
two hundred sixty-six thousand nine hundred eighty-eight
Scientific notation
2.66988 × 10^5
Engineering notation
2.66988 × 10^3
Prime Factorization
2 × 2 × 57 × 1171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
133494
Product of the distinct prime numbers
The prime factorization of 266988 is 2 × 2 × 57 × 1171.
Since it has a total of 4 prime factors.
4 , 5 , 12 , 39 , 128 , 227 , 135 , 469 , 75093 , 32296 , 499039 , 943746 , 7335934 , 3961717 , 89628974 , 89694028 , 371709188 , 918993455 , 6465750653 , 2524382228
n×2
533976
n×3
800964
n×4
1067952
n×5
1334940
n÷2
133494
n÷3
88996
n÷3
66747
n÷5
53397.6
n2
71282592144
n3
19031596711342272
n4
5.0812079427679E+21
n5
1.3566215462237E+27
2 √n
516.70881548509
3 √n
64.391802256289
4 √n
22.731229959795
5 √n
12.170217741637
1 , 2 , 4 , 57 , 114 , 228 , 1171 , 2342 , 4684 , 66747 , 133494 , 266988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-266987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 266988 can be divided by 12 positive divisors.
The sum of these divisors (counting 266988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000001001011101100
3
Ternary
111120020110
4
Quaternary
1001023230
5
Quinary
32020423
6
Senary
5420020
8
Octal
1011354
10
Decimal
266988
12
Duodecimal
10a610
16
Hexadecimal
412ec
20
Vigesimal
1d798
36
Base36
5q0c
md5
663bf515645bbf2b5988e5109f5b845a
sha1
52740b966ab24d4f610832623c2f427b16c91b4f
sha256
0b1a06bb9bf4984e5eb70789f6ca1a3fcb4efffb5888eb0b9b7a4e4c1511f7b2
sha512
2aed432b6797fe1cdfebc7f5d3187572c33db3d97c65c53f32dd1435ff5ea19b22fc2d323d119fa7cc2e308ff089ad1aae780f98f8722bbde4f88064b165fee5
ripemd-160
fbe66b72b91075346e35efab3d50809bde4ead6c
Diameter
533976
Circumference
1677535.0787933
Area
223940867808.43
Volume
7.9719365885915E+16
Surface area
895763471233.71
Circumference
1677535.0787933
Perimeter
1067952
Area
71282592144
Diagonal
377578.05059087
Surface area
427695552864
Volume
19031596711342272
Space diagonal
462436.7810112
Perimeter
800964
Area
30866267822.155
Altitude
231218.3905056
Surface area
30866267822.155
Volume
2.2428951818996E+15
Height
125859.35019696