20215412 is an even 8-digits composite number following 20215411
and preceding 20215413 . In scientific notation, it is written as 2.0215412 × 10^7.
The sum of its digits is 17. It has a total of 4 prime factors and 12 positive divisors.
There are 8663736 positive integers (up to 20215412) that are relatively prime to 20215412.
20215412 has 12 divisors, whose sum is 40430880
The reverse of 20215412 is 21451202
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million two hundred fifteen thousand four hundred twelve
Scientific notation
2.0215412 × 10^7
Engineering notation
2.0215412 × 10^6
Prime Factorization
2 × 2 × 7 × 721979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10107706
Product of the distinct prime numbers
The prime factorization of 20215412 is 2 × 2 × 7 × 721979.
Since it has a total of 4 prime factors.
10 , 6 , 45 , 50 , 91 , 719 , 6816 , 283 , 3012 , 54263 , 155506 , 911891 , 4412423 , 5622942 , 25025940 , 13397338 , 176451972 , 573852693 , 9397794581 , 689703592
n×2
40430824
n×3
60646236
n×4
80861648
n×5
101077060
n÷2
10107706
n÷3
6738470.6666667
n÷3
5053853
n÷5
4043082.4
n2
408662882329744
n3
8.2612885354033E+21
n4
1.6700535139405E+29
n5
3.3760819846356E+36
2 √n
4496.15524643
3 √n
272.41281390009
4 √n
67.053376100164
5 √n
28.915887031564
1 , 2 , 4 , 7 , 14 , 28 , 721979 , 1443958 , 2887916 , 5053853 , 10107706 , 20215412
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20215411
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20215412 can be divided by 12 positive divisors.
The sum of these divisors (counting 20215412) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000111011001110100
3
Ternary
1102001001022222
4
Quaternary
1031013121310
5
Quinary
20133343122
6
Senary
2001141512
8
Octal
115073164
10
Decimal
20215412
12
Duodecimal
692a898
16
Hexadecimal
1347674
20
Vigesimal
666iac
36
Base36
c1ab8
md5
14316b646eff7c510eb5cf505450128e
sha1
69bee444511e4ca7879214cb05017d6b01df7c1b
sha256
7c3ea7c53d2c69fd435652157d2ff9fed560d59e1ee13a550740f384236433f9
sha512
ab181197fc67b81f1e0a7be9e81792ac300aaca47ccc0f60eade1e9ff25fff595666dab53d0c669937602012c4fef8f73404d862bc1f03a5678a3321fc6a2979
ripemd-160
71802becdc5223cf86bc37d2b0ed83a487c6154c
Diameter
40430824
Circumference
127017179.65698
Area
1.283852308922E+15
Volume
3.4604804496011E+22
Surface area
5.1354092356878E+15
Circumference
127017179.65698
Perimeter
80861648
Area
408662882329744
Diagonal
28588909.81936
Surface area
2451977293978464
Volume
8.2612885354033E+21
Space diagonal
35014120.679938
Perimeter
60646236
Area
1.7695621884066E+14
Altitude
17507060.339969
Surface area
1.7695621884066E+14
Volume
9.7360219078706E+20
Height
9529636.6064533