26989861 is an odd 8-digits composite number following 26989860
and preceding 26989862 . In scientific notation, it is written as 2.6989861 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 25569324 positive integers (up to 26989861) that are relatively prime to 26989861.
26989861 has 4 divisors, whose sum is 28410400
The reverse of 26989861 is 16898962
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-six million nine hundred eighty-nine thousand eight hundred sixty-one
Scientific notation
2.6989861 × 10^7
Engineering notation
2.6989861 × 10^6
Prime Factorization
19 × 1420519
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
26989861
Product of the distinct prime numbers
The prime factorization of 26989861 is 19 × 1420519.
Since it has a total of 2 prime factors.
5 , 6 , 98 , 80 , 272 , 419 , 2133 , 5732 , 99241 , 70763 , 181837 , 699468 , 4549023 , 2167252 , 60310266 , 88829562 , 909696159 , 19541435 , 9115139360 , 6078845449
n×2
53979722
n×3
80969583
n×4
107959444
n×5
134949305
n÷2
13494930.5
n÷3
8996620.3333333
n÷3
6747465.25
n÷5
5397972.2
n2
728452596799321
n3
1.9660834332703E+22
n4
5.3064318578367E+29
n5
1.4321985824899E+37
2 √n
5195.1767053682
3 √n
299.9624434467
4 √n
72.077574219504
5 √n
30.636569189624
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-26989860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 26989861 can be divided by 4 positive divisors.
The sum of these divisors (counting 26989861) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100110111101010100100101
3
Ternary
1212210020010111
4
Quaternary
1212331110211
5
Quinary
23402133421
6
Senary
2402253021
8
Octal
146752445
10
Decimal
26989861
12
Duodecimal
9057171
16
Hexadecimal
19bd525
20
Vigesimal
88ded1
36
Base36
g2hid
md5
603a502e3fca5524933a2cc4dc75c58d
sha1
6378e2d3840d261ff2951c2f2022c205189580ae
sha256
278eebb5346f0b73e4f9fcdb127019eb2df715107c7777b6fc25e763a29f1ff7
sha512
8c5f2a467a6980f58a6c68d4da580517d33b80442a5eb9598f51064d7ff65727a4497b3adf7d666e66c64db9c54f7e5fbc6e0173c4ff960c290012be9479533b
ripemd-160
868ff6c444ff0fdcee2c77372b76ada7d869626b
Diameter
53979722
Circumference
169582298.07802
Area
2.2885013265932E+15
Volume
8.2355110270753E+22
Surface area
9.1540053063726E+15
Circumference
169582298.07802
Perimeter
107959444
Area
728452596799321
Diagonal
38169427.472765
Surface area
4370715580795926
Volume
1.9660834332703E+22
Space diagonal
46747810.541222
Perimeter
80969583
Area
3.1542922714048E+14
Altitude
23373905.270611
Surface area
3.1542922714048E+14
Volume
2.3170515467399E+21
Height
12723142.490922