20941749 is an odd 8-digits composite number following 20941748
and preceding 20941750 . In scientific notation, it is written as 2.0941749 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13941312 positive integers (up to 20941749) that are relatively prime to 20941749.
20941749 has 8 divisors, whose sum is 23301720
The reverse of 20941749 is 94714902
Previous prime number is 2297
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million nine hundred forty-one thousand seven hundred forty-nine
Scientific notation
2.0941749 × 10^7
Engineering notation
2.0941749 × 10^6
Prime Factorization
9 × 2297 × 1013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20941749
Product of the distinct prime numbers
The prime factorization of 20941749 is 9 × 2297 × 1013.
Since it has a total of 3 prime factors.
3 , 2 , 9 , 27 , 383 , 330 , 3687 , 7728 , 38919 , 18429 , 770128 , 533820 , 8987474 , 3657001 , 22431096 , 90847719 , 949701364 , 496981740 , 3844431090 , 3873911959
n×2
41883498
n×3
62825247
n×4
83766996
n×5
104708745
n÷2
10470874.5
n÷3
6980583
n÷3
5235437.25
n÷5
4188349.8
n2
438556851179001
n3
9.184147499621E+21
n4
1.9233211171604E+29
n5
4.0277708081973E+36
2 √n
4576.2155762158
3 √n
275.63708602347
4 √n
67.647731493493
5 √n
29.120752282003
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
-20941748
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 20941749 can be divided by 8 positive divisors.
The sum of these divisors (counting 20941749) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111111000101110110101
3
Ternary
1110101221200100
4
Quaternary
1033320232311
5
Quinary
20330113444
6
Senary
2024504313
8
Octal
117705665
10
Decimal
20941749
12
Duodecimal
701b099
16
Hexadecimal
13f8bb5
20
Vigesimal
6ahe79
36
Base36
cgur9
md5
e07c00c27a27e7540e16efc39718dfad
sha1
b172558c06262e188bd51f0265aef0b2c9de26ed
sha256
56ddad9e20a49e1d5b0b72df76ac609fa961a3128581bb3108e70187b0fcf89a
sha512
c919b118d97408fe32677eaa4b255486177b63a5c87accaffa8c3613fdef9b59bbb769e8f2bcbe74ce24ce244f4d0ff1c634cb58c4cc7fc550e4bb54db587f4c
ripemd-160
2291ced1a288d8a26775021f6cf785d47a2a37ad
Diameter
41883498
Circumference
131580889.62344
Area
1.3777669818454E+15
Volume
3.8470467085726E+22
Surface area
5.5110679273817E+15
Circumference
131580889.62344
Perimeter
83766996
Area
438556851179001
Diagonal
29616105.455613
Surface area
2631341107074006
Volume
9.184147499621E+21
Space diagonal
36272173.267355
Perimeter
62825247
Area
1.8990068706236E+14
Altitude
18136086.633677
Surface area
1.8990068706236E+14
Volume
1.0823621627332E+21
Height
9872035.1518711