20164221 is an odd 8-digits composite number following 20164220
and preceding 20164222 . In scientific notation, it is written as 2.0164221 × 10^7.
The sum of its digits is 18. It has a total of 5 prime factors and 32 positive divisors.
There are 10108800 positive integers (up to 20164221) that are relatively prime to 20164221.
20164221 has 32 divisors, whose sum is 25043040
The reverse of 20164221 is 12246102
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred sixty-four thousand two hundred twenty-one
Scientific notation
2.0164221 × 10^7
Engineering notation
2.0164221 × 10^6
Prime Factorization
21 × 9 × 33 × 53 × 61
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20164221
Product of the distinct prime numbers
The prime factorization of 20164221 is 21 × 9 × 33 × 53 × 61.
Since it has a total of 5 prime factors.
7 , 4 , 18 , 63 , 973 , 490 , 7448 , 2319 , 63903 , 99080 , 371341 , 581378 , 2488475 , 7802054 , 85102495 , 94686083 , 998492829 , 615142798 , 9730464591 , 5976390919
n×2
40328442
n×3
60492663
n×4
80656884
n×5
100821105
n÷2
10082110.5
n÷3
6721407
n÷3
5041055.25
n÷5
4032844.2
n2
406595808536841
n3
8.1986877410105E+21
n4
1.6532015151973E+29
n5
3.3335520709973E+36
2 √n
4490.4588852366
3 √n
272.18267806977
4 √n
67.01088631884
5 √n
28.901227574724
1 , 9 , 21 , 33 , 53 , 61 , 189 , 297 , 477 , 549 , 693 , 1113 , 1281 , 1749 , 2013 , 3233 , 6237 , 10017 , 11529 , 15741 , 18117 , 29097 , 36729 , 42273 , 67893 , 106689 , 330561 , 380457 , 611037 , 960201 , 2240469 , 20164221
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
-20164220
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 20164221 can be divided by 32 positive divisors.
The sum of these divisors (counting 20164221) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100111010111001111101
3
Ternary
1101221110010000
4
Quaternary
1030322321331
5
Quinary
20130223341
6
Senary
2000104513
8
Octal
114727175
10
Decimal
20164221
12
Duodecimal
6905139
16
Hexadecimal
133ae7d
20
Vigesimal
660ab1
36
Base36
c06t9
md5
7fb20045be1c63556b377eb0c9c3d2d4
sha1
f92de9c04a5cec7a011862ae21af9a4d5abedf85
sha256
3bf7447179422873cfbb520d37798cda27c69ef90717423258e90f4bf7a8f0a7
sha512
df3fdc115990ec1a208fc4629fe297afa7b24b9e6067fa3b37976a13cfa1b71f602c0822477848907e916a0402e3a619218ebdff631c59af6bda6b4d124c3fc6
ripemd-160
f342a4f095ac7f126d354a369c1c7e6086d67e75
Diameter
40328442
Circumference
126695537.11792
Area
1.2773584050797E+15
Volume
3.4342582901647E+22
Surface area
5.109433620319E+15
Circumference
126695537.11792
Perimeter
80656884
Area
406595808536841
Diagonal
28516514.812888
Surface area
2439574851221046
Volume
8.1986877410105E+21
Space diagonal
34925455.267047
Perimeter
60492663
Area
1.7606114963259E+14
Altitude
17462727.633524
Surface area
1.7606114963259E+14
Volume
9.662246164166E+20
Height
9505504.9376295