20021697 is an odd 8-digits composite number following 20021696
and preceding 20021698 . In scientific notation, it is written as 2.0021697 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13347792 positive integers (up to 20021697) that are relatively prime to 20021697.
20021697 has 4 divisors, whose sum is 22246340
The reverse of 20021697 is 79612002
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million twenty-one thousand six hundred ninety-seven
Scientific notation
2.0021697 × 10^7
Engineering notation
2.0021697 × 10^6
Prime Factorization
9 × 2224633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20021697
Product of the distinct prime numbers
The prime factorization of 20021697 is 9 × 2224633.
Since it has a total of 2 prime factors.
4 , 1 , 6 , 35 , 193 , 475 , 3400 , 8920 , 87973 , 40591 , 121856 , 789952 , 7922116 , 375196 , 48557726 , 25034551 , 479771671 , 815994447 , 7843411328 , 473574714
n×2
40043394
n×3
60065091
n×4
80086788
n×5
100108485
n÷2
10010848.5
n÷3
6673899
n÷3
5005424.25
n÷5
4004339.4
n2
400868350759809
n3
8.0260646558026E+21
n4
1.6069543464089E+29
n5
3.2173953016632E+36
2 √n
4474.5610957948
3 √n
271.53988405039
4 √n
66.892160196803
5 √n
28.860255855222
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
-20021696
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 20021697 can be divided by 4 positive divisors.
The sum of these divisors (counting 20021697) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011000000111000001
3
Ternary
1101200012121100
4
Quaternary
1030120013001
5
Quinary
20111143242
6
Senary
1553045013
8
Octal
114300701
10
Decimal
20021697
12
Duodecimal
6856769
16
Hexadecimal
13181c1
20
Vigesimal
652e4h
36
Base36
bx4u9
md5
7374b0c1b2977edb83c8ce289683cd81
sha1
e41f00545a5c57a58bc70681ed04903194a6caf2
sha256
07265e0955d730d05dcc1be0dd97f2185c3824347f872f2983df64130fb18d18
sha512
c1b636a82091a54f336507a7786df1a44d33f5163b098e270ee4a87ec3f5a42142213816e1a5464651190d255aaada3df25f117277ae90e3b89239452df7b376
ripemd-160
dbb5d09f1212ac05a1f9f6e184bb86e42505087d
Diameter
40043394
Circumference
125800032.4152
Area
1.2593650658037E+15
Volume
3.3619501013208E+22
Surface area
5.0374602632147E+15
Circumference
125800032.4152
Perimeter
80086788
Area
400868350759809
Diagonal
28314955.439125
Surface area
2405210104558854
Volume
8.0260646558026E+21
Space diagonal
34678596.457749
Perimeter
60065091
Area
1.7358108766558E+14
Altitude
17339298.228875
Surface area
1.7358108766558E+14
Volume
9.4588079072662E+20
Height
9438318.4797082