20215213 is an odd 8-digits composite number following 20215212
and preceding 20215214 . In scientific notation, it is written as 2.0215213 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 20205180 positive integers (up to 20215213) that are relatively prime to 20215213.
20215213 has 4 divisors, whose sum is 20225248
The reverse of 20215213 is 31251202
Previous prime number is 2791
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million two hundred fifteen thousand two hundred thirteen
Scientific notation
2.0215213 × 10^7
Engineering notation
2.0215213 × 10^6
Prime Factorization
2791 × 7243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20215213
Product of the distinct prime numbers
The prime factorization of 20215213 is 2791 × 7243.
Since it has a total of 2 prime factors.
2 , 6 , 4 , 84 , 984 , 298 , 125 , 4857 , 4530 , 70683 , 229875 , 992511 , 4170309 , 776083 , 22567163 , 20653116 , 858773840 , 370300964 , 6775813392 , 9310411603
n×2
40430426
n×3
60645639
n×4
80860852
n×5
101076065
n÷2
10107606.5
n÷3
6738404.3333333
n÷3
5053803.25
n÷5
4043042.6
n2
408654836635369
n3
8.2610445660642E+21
n4
1.6699877550548E+29
n5
3.3759158175825E+36
2 √n
4496.1331163568
3 √n
272.41192002222
4 √n
67.053211081624
5 √n
28.915830101889
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
-20215212
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 20215213 can be divided by 4 positive divisors.
The sum of these divisors (counting 20215213) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111010110101101
3
Ternary
1102001001001121
4
Quaternary
1031013112231
5
Quinary
20133341323
6
Senary
2001140541
8
Octal
115072655
10
Decimal
20215213
12
Duodecimal
692a751
16
Hexadecimal
13475ad
20
Vigesimal
666i0d
36
Base36
c1a5p
md5
c2da39ae536e7840a4aa15cd1c09534d
sha1
b4e647c3dd1620892304bde8a7c8feaf851db127
sha256
28f981b0d94cfe10c6395aa167780e49e03003074f92f6e2044bfa402be60c0c
sha512
3fa8c784fc0c704951dd814daf33e35d8963388df1d02a4939c9dcdddcffe74849d595254793cd05c7e20308712689eaa67ab8da0299ab3a2c62517f637bcb4d
ripemd-160
f7abc6baddf1db242af2a2ff0a1f973bd08cd595
Diameter
40430426
Circumference
127015929.30311
Area
1.2838270326276E+15
Volume
3.4603782559634E+22
Surface area
5.1353081305104E+15
Circumference
127015929.30311
Perimeter
80860852
Area
408654836635369
Diagonal
28588628.390861
Surface area
2451929019812214
Volume
8.2610445660642E+21
Space diagonal
35013776.001827
Perimeter
60645639
Area
1.769527349528E+14
Altitude
17506888.000913
Surface area
1.769527349528E+14
Volume
9.7357343872471E+20
Height
9529542.7969536