20021071 is an odd 8-digits composite number following 20021070
and preceding 20021072 . In scientific notation, it is written as 2.0021071 × 10^7.
The sum of its digits is 13. It has a total of 4 prime factors and 16 positive divisors.
There are 16496640 positive integers (up to 20021071) that are relatively prime to 20021071.
20021071 has 16 divisors, whose sum is 23777280
The reverse of 20021071 is 17012002
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty million twenty-one thousand seventy-one
Scientific notation
2.0021071 × 10^7
Engineering notation
2.0021071 × 10^6
Prime Factorization
7 × 31 × 359 × 257
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20021071
Product of the distinct prime numbers
The prime factorization of 20021071 is 7 × 31 × 359 × 257.
Since it has a total of 4 prime factors.
8 , 9 , 43 , 56 , 465 , 742 , 9519 , 9590 , 33946 , 5751 , 489034 , 39252 , 7205013 , 6502277 , 88307654 , 32300385 , 976927200 , 806231929 , 586903840 , 1756029367
n×2
40042142
n×3
60063213
n×4
80084284
n×5
100105355
n÷2
10010535.5
n÷3
6673690.3333333
n÷3
5005267.75
n÷5
4004214.2
n2
400843283987041
n3
8.0253118485777E+21
n4
1.6067533831752E+29
n5
3.216892356404E+36
2 √n
4474.4911442532
3 √n
271.5370540249
4 √n
66.891637326748
5 √n
28.860075383546
1 , 7 , 31 , 217 , 257 , 359 , 1799 , 2513 , 7967 , 11129 , 55769 , 77903 , 92263 , 645841 , 2860153 , 20021071
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
-20021070
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 20021071 can be divided by 16 positive divisors.
The sum of these divisors (counting 20021071) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010111111101001111
3
Ternary
1101200011202011
4
Quaternary
1030113331033
5
Quinary
20111133241
6
Senary
1553042051
8
Octal
114277517
10
Decimal
20021071
12
Duodecimal
6856327
16
Hexadecimal
1317f4f
20
Vigesimal
652cdb
36
Base36
bx4cv
md5
c4534f54ab33061b31ac325301dc79d3
sha1
97dcfd90cab9de93543b0703ad332159d59bb121
sha256
b542ceafe095efaeece385b26ffdcdf6f917ee976cd46777a3013905dc86f80f
sha512
6a62d09afa767b265e9e50e1544b7c67cfec864ebde9bdaf49b9af43c5bf2526b7e44c681759ccfa6434d16da13747d75df976adf22c9dbfcaea097ef2c24a95
ripemd-160
55fc25aa132d226d42e87624e80f3411b8ddbb26
Diameter
40042142
Circumference
125796099.1412
Area
1.2592863162145E+15
Volume
3.3616347661678E+22
Surface area
5.037145264858E+15
Circumference
125796099.1412
Perimeter
80084284
Area
400843283987041
Diagonal
28314070.141435
Surface area
2405059703922246
Volume
8.0253118485777E+21
Space diagonal
34677512.193944
Perimeter
60063213
Area
1.7357023343458E+14
Altitude
17338756.096972
Surface area
1.7357023343458E+14
Volume
9.4579207154434E+20
Height
9438023.3804782