103688987 is an odd 9-digits composite number following 103688986
and preceding 103688988 . In scientific notation, it is written as 1.03688987 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 103197360 positive integers (up to 103688987) that are relatively prime to 103688987.
103688987 has 4 divisors, whose sum is 104180616
The reverse of 103688987 is 789886301
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred three million six hundred eighty-eight thousand nine hundred eighty-seven
Scientific notation
1.03688987 × 10^8
Engineering notation
1.03688987 × 10^6
Prime Factorization
211 × 491417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
103688987
Product of the distinct prime numbers
The prime factorization of 103688987 is 211 × 491417.
Since it has a total of 2 prime factors.
5 , 7 , 12 , 15 , 717 , 129 , 4195 , 5607 , 81197 , 4783 , 505039 , 187298 , 7326740 , 3809736 , 19622049 , 29941259 , 485668122 , 367465254 , 7749480919 , 6934595705
n×2
207377974
n×3
311066961
n×4
414755948
n×5
518444935
n÷2
51844493.5
n÷3
34562995.666667
n÷3
25922246.75
n÷5
20737797.4
n2
10751406025086169
n3
1.1148023995669E+24
n4
1.1559273151626E+32
n5
1.1985693235484E+40
2 √n
10182.778942902
3 √n
469.79769020376
4 √n
100.90975643069
5 √n
40.100198859752
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
-103688986
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 103688987 can be divided by 4 positive divisors.
The sum of these divisors (counting 103688987) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011100010101100011011
3
Ternary
21020002221112212
4
Quaternary
12023202230123
5
Quinary
203021021422
6
Senary
14142225335
8
Octal
613425433
10
Decimal
103688987
12
Duodecimal
2a88524b
16
Hexadecimal
62e2b1b
20
Vigesimal
1c81297
36
Base36
1pqexn
md5
5170392ef955431a1dd5e8ba5cde57b0
sha1
ba4923622dfbfbe5fac883e2c60ab1c7d9e26537
sha256
0ea750881ab4d1db11057014e4d66f18a6dbb453aac59c3e9a587b86b9c8e200
sha512
9282d84be42f2b1d9e2930e5735cdebf299479a818e4f83ba479c2e64061e3913962470878455eb66c0d04b0b4ceb1667a016b3affa851161d5f6f11e3aba43f
ripemd-160
5cee1b6b3af7f34f7f097980dc3e3aff38c2b249
Diameter
207377974
Circumference
651497119.63474
Area
3.3776538184172E+16
Volume
4.6696733715781E+24
Surface area
1.3510615273669E+17
Circumference
651497119.63474
Perimeter
414755948
Area
10751406025086169
Diagonal
146638371.68413
Surface area
64508436150517014
Volume
1.1148023995669E+24
Space diagonal
179594593.66935
Perimeter
311066961
Area
4.6554953720628E+15
Altitude
89797296.834674
Surface area
4.6554953720628E+15
Volume
1.3138072273613E+23
Height
48879457.228043