268891489 is an odd 9-digits composite number following 268891488
and preceding 268891490 . In scientific notation, it is written as 2.68891489 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 253869600 positive integers (up to 268891489) that are relatively prime to 268891489.
268891489 has 8 divisors, whose sum is 284336640
The reverse of 268891489 is 984198862
Previous prime number is 31
Is Prime? no Number parity odd Number length 9 Sum of Digits 55 Digital Root 1
Name
two hundred sixty-eight million eight hundred ninety-one thousand four hundred eighty-nine
Scientific notation
2.68891489 × 10^8
Engineering notation
2.68891489 × 10^6
Prime Factorization
41 × 31 × 211559
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
268891489 Product of the distinct prime numbers
The prime factorization of 268891489 is 41 × 31 × 211559.
Since it has a total of 3 prime factors.
8 , 9 , 84 , 97 , 128 , 732 , 7708 , 3176 , 82978 , 10782 , 474433 , 368788 , 4848789 , 2897857 , 19909576 , 69137587 , 653437080 , 410676145 , 7961524837 , 832483848
n×2
537782978
n×3
806674467
n×4
1075565956
n×5
1344457445
n÷2
134445744.5
n÷3
89630496.333333
n÷3
67222872.25
n÷5
53778297.8
n2
72302632856637121
n3
1.9441562607441E+25
n4
5.2276707180017E+33
n5
1.4056761633652E+42
2 √n16397.911116969
3 √n645.44466983321
4 √n128.05432877091
5 √n48.51939883304
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-268891488 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 268891489 can be divided by 8 positive divisors.
The sum of these divisors (counting 268891489) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000001101111010101100001
3
Ternary
200201222002210001
4
Quaternary
100001233111201
5
Quinary
1022314011424
6
Senary
42403140001
8
Octal
2001572541
10
Decimal
268891489
12
Duodecimal
76074601
16
Hexadecimal
1006f561
20
Vigesimal
440b8e9
36
Base36
4g3a01
md5
e308b4c3c41f83645eb7dc338e5d9d22
sha1
46f420f911a462ee2d2e166d11412bb1cd751970
sha256
a86aabe1ecc44651be67b20c459c722f54d4b1d7114732e536a5f05f67c20ccf
sha512
6fc27aeb2ad96217f97f8f6397e0aca183dbf4afb82779b74b3d606368904a21670761b69ecc73f16fa919cd291e842e5cc5eebdf2327ed4cd8635704641158f
ripemd-160
91ff8cb9135dfbe9acd942afa4f610349e86ca0b
Diameter
537782978
Circumference
1689495052.9104
Area
2.2714542021761E+17
Volume
8.1436627015792E+25
Surface area
9.0858168087044E+17
Circumference
1689495052.9104
Perimeter
1075565956
Area
72302632856637121
Diagonal
380269990.5505
Surface area
433815797139822726
Volume
1.9441562607441E+25
Space diagonal
465733720.67085
Perimeter
806674467
Area
3.1307958407174E+16
Altitude
232866860.33542
Surface area
3.1307958407174E+16
Volume
2.2912101260974E+24
Height
126756663.51683