21103688 is an even 8-digits composite number following 21103687
and preceding 21103689 . In scientific notation, it is written as 2.1103688 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 8 positive divisors.
There are 10551840 positive integers (up to 21103688) that are relatively prime to 21103688.
21103688 has 8 divisors, whose sum is 39569430
The reverse of 21103688 is 88630112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred three thousand six hundred eighty-eight
Scientific notation
2.1103688 × 10^7
Engineering notation
2.1103688 × 10^6
Prime Factorization
2 × 2 × 2 × 2637961
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5275922
Product of the distinct prime numbers
The prime factorization of 21103688 is 2 × 2 × 2 × 2637961.
Since it has a total of 4 prime factors.
1 , 6 , 14 , 22 , 896 , 890 , 2620 , 3340 , 55516 , 89883 , 810959 , 581432 , 4240975 , 2770490 , 61998938 , 4189031 , 615260587 , 398696741 , 2266286059 , 2103024431
n×2
42207376
n×3
63311064
n×4
84414752
n×5
105518440
n÷2
10551844
n÷3
7034562.6666667
n÷3
5275922
n÷5
4220737.6
n2
445365647201344
n3
9.3988576644552E+21
n4
1.9835055970707E+29
n5
4.1859283266834E+36
2 √n
4593.8750527197
3 √n
276.34574747278
4 √n
67.778131080162
5 √n
29.165650788507
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
-21103687
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 21103688 can be divided by 8 positive divisors.
The sum of these divisors (counting 21103688) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100000010001001000
3
Ternary
1110201011211002
4
Quaternary
1100200101020
5
Quinary
20400304223
6
Senary
2032154132
8
Octal
120402110
10
Decimal
21103688
12
Duodecimal
7098948
16
Hexadecimal
1420448
20
Vigesimal
6bhj48
36
Base36
ckbpk
md5
4ecaab58009ffc426ab82154e891cd23
sha1
128b795c8f6e5ede48ba9ef82738e1bbf0bc2e06
sha256
bf24a04696bbb23eb702bcce01cc73eaed3bce3f5cae2c502db7c848717bb889
sha512
e3ee1c56d5b920e69629c0217e5d5c36c0756eef808d610b8108544d11e28543d3d4ce4c651b1e173a9043fad409c45697cd2dca284dc2d870a7039110657bf6
ripemd-160
1551d858eb70934b8b48cc92dc570e122bd0f4b4
Diameter
42207376
Circumference
132598382.3689
Area
1.399157445409E+15
Volume
3.9369842921052E+22
Surface area
5.596629781636E+15
Circumference
132598382.3689
Perimeter
84414752
Area
445365647201344
Diagonal
29845121.78569
Surface area
2672193883208064
Volume
9.3988576644552E+21
Space diagonal
36552659.843082
Perimeter
63311064
Area
1.9284898222463E+14
Altitude
18276329.921541
Surface area
1.9284898222463E+14
Volume
1.1076659983239E+21
Height
9948373.9285634