20508741 is an odd 8-digits composite number following 20508740
and preceding 20508742 . In scientific notation, it is written as 2.0508741 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 12331440 positive integers (up to 20508741) that are relatively prime to 20508741.
20508741 has 32 divisors, whose sum is 33408000
The reverse of 20508741 is 14780502
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million five hundred eight thousand seven hundred forty-one
Scientific notation
2.0508741 × 10^7
Engineering notation
2.0508741 × 10^6
Prime Factorization
3 × 9 × 11 × 347 × 199
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20508741
Product of the distinct prime numbers
The prime factorization of 20508741 is 3 × 9 × 11 × 347 × 199.
Since it has a total of 5 prime factors.
1 , 5 , 99 , 88 , 443 , 621 , 5350 , 4923 , 11130 , 30592 , 102602 , 540820 , 5688326 , 1330347 , 46959626 , 3113391 , 122584689 , 528026362 , 6779421312 , 556811109
n×2
41017482
n×3
61526223
n×4
82034964
n×5
102543705
n÷2
10254370.5
n÷3
6836247
n÷3
5127185.25
n÷5
4101748.2
n2
420608457405081
n3
8.6261499153303E+21
n4
1.7691147444068E+29
n5
3.6282316092321E+36
2 √n
4528.6577481634
3 √n
273.72407710994
4 √n
67.295302571304
5 √n
28.999319050537
1 , 3 , 9 , 11 , 27 , 33 , 99 , 199 , 297 , 347 , 597 , 1041 , 1791 , 2189 , 3123 , 3817 , 5373 , 6567 , 9369 , 11451 , 19701 , 34353 , 59103 , 69053 , 103059 , 207159 , 621477 , 759583 , 1864431 , 2278749 , 6836247 , 20508741
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20508740
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20508741 can be divided by 32 positive divisors.
The sum of these divisors (counting 20508741) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110001111000001000101
3
Ternary
1102120221201000
4
Quaternary
1032033001011
5
Quinary
20222234431
6
Senary
2011323513
8
Octal
116170105
10
Decimal
20508741
12
Duodecimal
6a50599
16
Hexadecimal
138f045
20
Vigesimal
683bh1
36
Base36
c7kn9
md5
1186febb8f7c4ff8334426d57831cfdb
sha1
c8f0d652fbadd1a9990005d810fe09f0e6d37bfa
sha256
b70f39973760a72188baf008182c10bdebb13a8af30660f20377296d2fd92694
sha512
97b09412dfbf0eafc3d83de1f30fce83f02eb3e53442e85d1e0262c627a960a9fd5c23a562c68e7b83e70f6c6e94a1f878f95aa14fee04c0be69fae089ac33ba
ripemd-160
067310c3e8072aa058dfd574810ca7dfb5a629c6
Diameter
41017482
Circumference
128860220.11995
Area
1.3213804398215E+15
Volume
3.6133132270355E+22
Surface area
5.2855217592862E+15
Circumference
128860220.11995
Perimeter
82034964
Area
420608457405081
Diagonal
29003739.669397
Surface area
2523650744430486
Volume
8.6261499153303E+21
Space diagonal
35522181.411271
Perimeter
61526223
Area
1.8212880457969E+14
Altitude
17761090.705635
Surface area
1.8212880457969E+14
Volume
1.016601516777E+21
Height
9667913.2231324