20661606 is an even 8-digits composite number following 20661605
and preceding 20661607 . In scientific notation, it is written as 2.0661606 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 5903280 positive integers (up to 20661606) that are relatively prime to 20661606.
20661606 has 16 divisors, whose sum is 43291248
The reverse of 20661606 is 60616602
Previous prime number is 21
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million six hundred sixty-one thousand six hundred six
Scientific notation
2.0661606 × 10^7
Engineering notation
2.0661606 × 10^6
Prime Factorization
2 × 3 × 21 × 163981
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20661606
Product of the distinct prime numbers
The prime factorization of 20661606 is 2 × 3 × 21 × 163981.
Since it has a total of 4 prime factors.
1 , 7 , 93 , 77 , 700 , 582 , 1966 , 7483 , 96105 , 77257 , 167487 , 568676 , 8231556 , 8718152 , 42346956 , 14183845 , 49674065 , 944884091 , 108282155 , 5242325443
n×2
41323212
n×3
61984818
n×4
82646424
n×5
103308030
n÷2
10330803
n÷3
6887202
n÷3
5165401.5
n÷5
4132321.2
n2
426901962499236
n3
8.820480149786E+21
n4
1.822452855857E+29
n5
3.7654802861292E+36
2 √n
4545.503932459
3 √n
274.40247563265
4 √n
67.420352509157
5 √n
29.042420896239
1 , 2 , 3 , 6 , 21 , 42 , 63 , 126 , 163981 , 327962 , 491943 , 983886 , 3443601 , 6887202 , 10330803 , 20661606
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20661605
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20661606 can be divided by 16 positive divisors.
The sum of these divisors (counting 20661606) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110110100010101100110
3
Ternary
1102212201101200
4
Quaternary
1032310111212
5
Quinary
20242132411
6
Senary
2014503330
8
Octal
116642546
10
Decimal
20661606
12
Duodecimal
6b04b46
16
Hexadecimal
13b4566
20
Vigesimal
692e06
36
Base36
cauli
md5
0dbd44b2a810d9e926fe5220266ed6d6
sha1
ce5271d16b9d5dfdd7a48fc8dda490bbe5df792f
sha256
641c7778349ab4e3c6fd909013fc68d68def67340b8d83632cc44eb36b57360d
sha512
83450472a23d8247fece7bba172be1318bd7ea8003725c5becc04b3360d020245f6632e08244fe4fc72d052f8033d079435340f0c5e8195a94384bc89817129b
ripemd-160
a177280c11541669b0b3fd858f0d5bbb42c12756
Diameter
41323212
Circumference
129820699.24193
Area
1.3411520691907E+15
Volume
3.6947140852936E+22
Surface area
5.3646082767627E+15
Circumference
129820699.24193
Perimeter
82646424
Area
426901962499236
Diagonal
29219923.425609
Surface area
2561411774995416
Volume
8.820480149786E+21
Space diagonal
35786951.35797
Perimeter
61984818
Area
1.8485397222489E+14
Altitude
17893475.678985
Surface area
1.8485397222489E+14
Volume
1.0395035545392E+21
Height
9739974.4752031