20211946 is an even 8-digits composite number following 20211945
and preceding 20211947 . In scientific notation, it is written as 2.0211946 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 9511488 positive integers (up to 20211946) that are relatively prime to 20211946.
20211946 has 8 divisors, whose sum is 32101380
The reverse of 20211946 is 64911202
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred eleven thousand nine hundred forty-six
Scientific notation
2.0211946 × 10^7
Engineering notation
2.0211946 × 10^6
Prime Factorization
2 × 17 × 594469
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20211946
Product of the distinct prime numbers
The prime factorization of 20211946 is 2 × 17 × 594469.
Since it has a total of 3 prime factors.
8 , 3 , 19 , 16 , 171 , 913 , 5899 , 3615 , 10783 , 76474 , 933437 , 831686 , 9036757 , 4595036 , 2345673 , 41377533 , 406103751 , 418024458 , 9937412562 , 2546869677
n×2
40423892
n×3
60635838
n×4
80847784
n×5
101059730
n÷2
10105973
n÷3
6737315.3333333
n÷3
5052986.5
n÷5
4042389.2
n2
408522761106916
n3
8.2570399872639E+21
n4
1.6689084634242E+29
n5
3.3731887741673E+36
2 √n
4495.7697894799
3 √n
272.39724431422
4 √n
67.050501783953
5 √n
28.914895418447
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
-20211945
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 20211946 can be divided by 8 positive divisors.
The sum of these divisors (counting 20211946) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110100011101010
3
Ternary
1102000212120121
4
Quaternary
1031012203222
5
Quinary
20133240241
6
Senary
2001113454
8
Octal
115064352
10
Decimal
20211946
12
Duodecimal
692888a
16
Hexadecimal
13468ea
20
Vigesimal
6669h6
36
Base36
c17my
md5
27f512f469f0e0fff87beb58d88995d5
sha1
3e768f079b49470646a184fd823ffef95e8c4b4b
sha256
baf4d0e717bec316d6393a0e37d29d0ec5c06a81a4a90f038c7054e6badecf02
sha512
0c11f2ef9a3254cc819204dd443d999d4058c6d839ea4c66cb75d75db9af07af8aa434a4f2dfc188e2cf10860e2cca06175e52abe3d86455a6d70c57b0105ec4
ripemd-160
fca1e527374ff025aff99c8752c986112e45545c
Diameter
40423892
Circumference
126995402.13671
Area
1.2834121051177E+15
Volume
3.4587008219181E+22
Surface area
5.1336484204708E+15
Circumference
126995402.13671
Perimeter
80847784
Area
408522761106916
Diagonal
28584008.155153
Surface area
2451136566641496
Volume
8.2570399872639E+21
Space diagonal
35008117.391839
Perimeter
60635838
Area
1.7689554457138E+14
Altitude
17504058.695919
Surface area
1.7689554457138E+14
Volume
9.7310149458713E+20
Height
9528002.7183842