20689617 is an odd 8-digits composite number following 20689616
and preceding 20689618 . In scientific notation, it is written as 2.0689617 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 12130560 positive integers (up to 20689617) that are relatively prime to 20689617.
20689617 has 32 divisors, whose sum is 31144960
The reverse of 20689617 is 71698602
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million six hundred eighty-nine thousand six hundred seventeen
Scientific notation
2.0689617 × 10^7
Engineering notation
2.0689617 × 10^6
Prime Factorization
3 × 13 × 31 × 109 × 157
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20689617
Product of the distinct prime numbers
The prime factorization of 20689617 is 3 × 13 × 31 × 109 × 157.
Since it has a total of 5 prime factors.
9 , 7 , 95 , 76 , 346 , 833 , 3279 , 3877 , 46178 , 27244 , 114497 , 550364 , 6393217 , 9219191 , 27794827 , 9207007 , 42597924 , 100106930 , 663456759 , 9821741620
n×2
41379234
n×3
62068851
n×4
82758468
n×5
103448085
n÷2
10344808.5
n÷3
6896539
n÷3
5172404.25
n÷5
4137923.4
n2
428060251606689
n3
8.856402658666E+21
n4
1.8323557900558E+29
n5
3.7910739503987E+36
2 √n
4548.5840653988
3 √n
274.52642238551
4 √n
67.443191393934
5 √n
29.050291208552
1 , 3 , 13 , 31 , 39 , 93 , 109 , 157 , 327 , 403 , 471 , 1209 , 1417 , 2041 , 3379 , 4251 , 4867 , 6123 , 10137 , 14601 , 17113 , 43927 , 51339 , 63271 , 131781 , 189813 , 222469 , 530503 , 667407 , 1591509 , 6896539 , 20689617
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20689616
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20689617 can be divided by 32 positive divisors.
The sum of these divisors (counting 20689617) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110111011001011010001
3
Ternary
1102221010211010
4
Quaternary
1032323023101
5
Quinary
20244031432
6
Senary
2015241133
8
Octal
116731321
10
Decimal
20689617
12
Duodecimal
6b191a9
16
Hexadecimal
13bb2d1
20
Vigesimal
69640h
36
Base36
cbg7l
md5
62993ac7017f06efddbb3d9c5b5ab4e1
sha1
720a8c0a3c5d0f7058808498cc4e87406135b815
sha256
c7a46e27c53fdfddd9753eab381b1153cdd6a8acebdfa4dda4fe1cba27a4075f
sha512
79e2ce5ab5357fd06fbdd4db383940f423b78feba90ac2bb58d693aa496d3d2cbb9aa455f590fd9e55d2992cbfa66aa505e6469caa33a85ecfe061ae4b2aec6b
ripemd-160
66bfcfcbb4cd40e706f08d94aaee2c8ac8e8d2a4
Diameter
41379234
Circumference
129996697.54557
Area
1.3447909417414E+15
Volume
3.7097612706264E+22
Surface area
5.3791637669655E+15
Circumference
129996697.54557
Perimeter
82758468
Area
428060251606689
Diagonal
29259536.961705
Surface area
2568361509640134
Volume
8.856402658666E+21
Space diagonal
35835467.833141
Perimeter
62068851
Area
1.8535552612088E+14
Altitude
17917733.91657
Surface area
1.8535552612088E+14
Volume
1.0437370628102E+21
Height
9753178.987235