20872011 is an odd 8-digits composite number following 20872010
and preceding 20872012 . In scientific notation, it is written as 2.0872011 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13914672 positive integers (up to 20872011) that are relatively prime to 20872011.
20872011 has 4 divisors, whose sum is 27829352
The reverse of 20872011 is 11027802
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million eight hundred seventy-two thousand eleven
Scientific notation
2.0872011 × 10^7
Engineering notation
2.0872011 × 10^6
Prime Factorization
3 × 6957337
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20872011
Product of the distinct prime numbers
The prime factorization of 20872011 is 3 × 6957337.
Since it has a total of 2 prime factors.
10 , 1 , 55 , 48 , 179 , 453 , 8322 , 2187 , 81153 , 82876 , 58682 , 982660 , 8589362 , 4734139 , 27305281 , 79924474 , 146464666 , 336196230 , 4096323151 , 7935467549
n×2
41744022
n×3
62616033
n×4
83488044
n×5
104360055
n÷2
10436005.5
n÷3
6957337
n÷3
5218002.75
n÷5
4174402.2
n2
435640843184121
n3
9.0927004709882E+21
n4
1.8978294425017E+29
n5
3.961151700002E+36
2 √n
4568.5896073077
3 √n
275.33077992787
4 √n
67.591342694961
5 √n
29.101331424909
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20872010
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20872011 can be divided by 4 positive divisors.
The sum of these divisors (counting 20872011) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100111101101001011
3
Ternary
1110021102000110
4
Quaternary
1033213231023
5
Quinary
20320401021
6
Senary
2023205403
8
Octal
117475513
10
Decimal
20872011
12
Duodecimal
6ba6863
16
Hexadecimal
13e7b4b
20
Vigesimal
6a900b
36
Base36
cfcy3
md5
19be69a24e64e69249bb8a24b76c0d00
sha1
13a15b81b5beba6d5e7cf552e8aaa98041370d0c
sha256
4b213b8be050d1785d37a36ddf8f1c4f36b5afa8ef690f5ef62a935b26f41fcc
sha512
6d85a96ac4e160af8235e43d1eb0c0fc3113a98e34071fdc127e574db7fe6719cee428ade19365968bf895ee84f95d05c99af1fa07a53e75bfce6d096b938510
ripemd-160
7c7f0a39bad7623ce9dd26e5a0cfe2cffd8e7d8b
Diameter
41744022
Circumference
131142712.84649
Area
1.3686060725509E+15
Volume
3.8087414667932E+22
Surface area
5.4744242902036E+15
Circumference
131142712.84649
Perimeter
83488044
Area
435640843184121
Diagonal
29517481.0302
Surface area
2613845059104726
Volume
9.0927004709882E+21
Space diagonal
36151383.508136
Perimeter
62616033
Area
1.8863801856176E+14
Altitude
18075691.754068
Surface area
1.8863801856176E+14
Volume
1.0715850270557E+21
Height
9839160.3434001