11687890 is an even 8-digits composite number following 11687889
and preceding 11687891 . In scientific notation, it is written as 1.1687890 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 4675152 positive integers (up to 11687890) that are relatively prime to 11687890.
11687890 has 8 divisors, whose sum is 21038220
The reverse of 11687890 is 09878611
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
eleven million six hundred eighty-seven thousand eight hundred ninety
Scientific notation
1.1687890 × 10^7
Engineering notation
1.1687890 × 10^6
Prime Factorization
2 × 5 × 1168789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
11687890
Product of the distinct prime numbers
The prime factorization of 11687890 is 2 × 5 × 1168789.
Since it has a total of 3 prime factors.
8 , 6 , 19 , 45 , 312 , 812 , 6843 , 1945 , 42474 , 54830 , 949849 , 976132 , 3963529 , 3590912 , 84405260 , 58982327 , 932043772 , 785802186 , 1230051437 , 9190043921
n×2
23375780
n×3
35063670
n×4
46751560
n×5
58439450
n÷2
5843945
n÷3
3895963.3333333
n÷3
2921972.5
n÷5
2337578
n2
136606772652100
n3
1.5966449320128E+21
n4
1.8661410334423E+28
n5
2.1811251123359E+35
2 √n
3418.7556215676
3 √n
226.94051628287
4 √n
58.470125889787
5 √n
25.914761908576
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
-11687889
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 11687890 can be divided by 8 positive divisors.
The sum of these divisors (counting 11687890) is 1, the average is 0.125.
Base
System
Value
2
Binary
101100100101011111010010
3
Ternary
210222210202211
4
Quaternary
230211133102
5
Quinary
10443003030
6
Senary
1054302334
8
Octal
54453722
10
Decimal
11687890
12
Duodecimal
3ab79aa
16
Hexadecimal
b257d2
20
Vigesimal
3d0jea
36
Base36
6yifm
md5
cf20e40aa0b17d3017be8ecc2e36a4d8
sha1
2ba554ee9688cbe5b0de41c7f8974bfee1cde760
sha256
458ad3a32dad7ee05868977408798faaab27b99eb5397b7fe029ec3cb75bebf0
sha512
3c2e09e239b01c72631feec5db292a2793bd5d4a00a913615c2e53b454c3fc4c5d67325c4f101c5ee6d84af1c2c799dc044ed8000836ecafee7282b4a29619a8
ripemd-160
b192e01909c21b2dcf3078136c1b6e79a3ddfcb5
Diameter
23375780
Circumference
73437178.719931
Area
4.2916283339445E+14
Volume
6.6880106517369E+21
Surface area
1.7166513335778E+15
Circumference
73437178.719931
Perimeter
46751560
Area
136606772652100
Diagonal
16529172.553525
Surface area
819640635912600
Volume
1.5966449320128E+21
Space diagonal
20244019.313276
Perimeter
35063670
Area
59152467722862
Altitude
10122009.656638
Surface area
59152467722862
Volume
1.8816640976223E+20
Height
5509724.1845083