20212946 is an even 8-digits composite number following 20212945
and preceding 20212947 . In scientific notation, it is written as 2.0212946 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 9329040 positive integers (up to 20212946) that are relatively prime to 20212946.
20212946 has 8 divisors, whose sum is 32651724
The reverse of 20212946 is 64921202
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred twelve thousand nine hundred forty-six
Scientific notation
2.0212946 × 10^7
Engineering notation
2.0212946 × 10^6
Prime Factorization
2 × 13 × 777421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20212946
Product of the distinct prime numbers
The prime factorization of 20212946 is 2 × 13 × 777421.
Since it has a total of 3 prime factors.
5 , 9 , 21 , 18 , 305 , 179 , 9946 , 8373 , 29887 , 6482 , 65663 , 501742 , 1032694 , 9296996 , 1316710 , 64419044 , 165013071 , 986863263 , 8939198501 , 2312438853
n×2
40425892
n×3
60638838
n×4
80851784
n×5
101064730
n÷2
10106473
n÷3
6737648.6666667
n÷3
5053236.5
n÷5
4042589.2
n2
408563185998916
n3
8.258265616184E+21
n4
1.6692387695358E+29
n5
3.3740233109735E+36
2 √n
4495.8810037633
3 √n
272.40173658745
4 √n
67.051331111048
5 √n
28.915181529672
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20212945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20212946 can be divided by 8 positive divisors.
The sum of these divisors (counting 20212946) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110110011010010
3
Ternary
1102000220221122
4
Quaternary
1031012303102
5
Quinary
20133303241
6
Senary
2001122242
8
Octal
115066322
10
Decimal
20212946
12
Duodecimal
6929382
16
Hexadecimal
1346cd2
20
Vigesimal
666c76
36
Base36
c18eq
md5
5d55b1f0cebda0539465a85087fc2ad0
sha1
f88779459eaa119072d2d0da5b2e1dab1cf7e38d
sha256
9ebb2c39a3c8b0c12a8f234db3e1896bef0c8666ba442c72bd150b93e5329998
sha512
f018e721970f9567a4a8446e689e7dcbbed0f8abbb0535d0a6abd31997d2e2a82e44f0167faf292b1ef1555a436e8ba8aae2d9d6e4fdf5ea62b6b512491bef6d
ripemd-160
3db0cd17057a78ef65d65b5f0cf486668ef5f2c4
Diameter
40425892
Circumference
127001685.32201
Area
1.2835391036614E+15
Volume
3.4592142121596E+22
Surface area
5.1341564146457E+15
Circumference
127001685.32201
Perimeter
80851784
Area
408563185998916
Diagonal
28585422.368715
Surface area
2451379115993496
Volume
8.258265616184E+21
Space diagonal
35009849.442646
Perimeter
60638838
Area
1.7691304906308E+14
Altitude
17504924.721323
Surface area
1.7691304906308E+14
Volume
9.7324593634057E+20
Height
9528474.122905