20071621 is an odd 8-digits composite number following 20071620
and preceding 20071622 . In scientific notation, it is written as 2.0071621 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19983744 positive integers (up to 20071621) that are relatively prime to 20071621.
20071621 has 4 divisors, whose sum is 20159500
The reverse of 20071621 is 12617002
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million seventy-one thousand six hundred twenty-one
Scientific notation
2.0071621 × 10^7
Engineering notation
2.0071621 × 10^6
Prime Factorization
229 × 87649
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20071621
Product of the distinct prime numbers
The prime factorization of 20071621 is 229 × 87649.
Since it has a total of 2 prime factors.
2 , 6 , 71 , 27 , 553 , 990 , 673 , 4528 , 50653 , 82338 , 935173 , 293510 , 3100431 , 6180594 , 45628165 , 15989728 , 294842230 , 587288576 , 3489112606 , 5630334007
n×2
40143242
n×3
60214863
n×4
80286484
n×5
100358105
n÷2
10035810.5
n÷3
6690540.3333333
n÷3
5017905.25
n÷5
4014324.2
n2
402869969567641
n3
8.0862533414432E+21
n4
1.6230421237943E+29
n5
3.2577086375835E+36
2 √n
4480.1362702489
3 √n
271.76539116208
4 √n
66.933820078111
5 √n
28.874634101874
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
-20071620
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 20071621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20071621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100100010011000101
3
Ternary
1101202202002101
4
Quaternary
1030210103011
5
Quinary
20114242441
6
Senary
1554112101
8
Octal
114442305
10
Decimal
20071621
12
Duodecimal
687b631
16
Hexadecimal
13244c5
20
Vigesimal
658j11
36
Base36
by7d1
md5
f479b4f0049711d53b4b655e881fa35a
sha1
8c3498cef9555b1738d2d11b58f4e43a416a197b
sha256
d047dd0c1b901d35960b811cceb5d8876caa7109292d0a7a1ed5e24e249a0c66
sha512
ce39f66a71595eb2b2ae7ea6a2488a805b989d10879b395654b56c3eb6b7bfb7e78f76683e933e7613db71691aa3add0a5bfea62290380c79e824367c19e43d3
ripemd-160
429dcbb0fd3429d9a5b7d06a5be437a1bcaab322
Diameter
40143242
Circumference
126113714.15848
Area
1.2656533367456E+15
Volume
3.3871618790059E+22
Surface area
5.0626133469826E+15
Circumference
126113714.15848
Perimeter
80286484
Area
402869969567641
Diagonal
28385558.637013
Surface area
2417219817405846
Volume
8.0862533414432E+21
Space diagonal
34765067.362266
Perimeter
60214863
Area
1.7444781403372E+14
Altitude
17382533.681133
Surface area
1.7444781403372E+14
Volume
9.5297409535448E+20
Height
9461852.8790042