20681130 is an even 8-digits composite number following 20681129
and preceding 20681131 . In scientific notation, it is written as 2.0681130 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 5410496 positive integers (up to 20681130) that are relatively prime to 20681130.
20681130 has 16 divisors, whose sum is 33716736
The reverse of 20681130 is 03118602
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million six hundred eighty-one thousand one hundred thirty
Scientific notation
2.0681130 × 10^7
Engineering notation
2.0681130 × 10^6
Prime Factorization
2 × 15 × 53 × 13007
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20681130
Product of the distinct prime numbers
The prime factorization of 20681130 is 2 × 15 × 53 × 13007.
Since it has a total of 4 prime factors.
9 , 4 , 7 , 20 , 684 , 670 , 6997 , 3704 , 7235 , 53485 , 864898 , 613146 , 4960920 , 1300629 , 98825597 , 69087105 , 429145432 , 583916453 , 1287653929 , 315648944
n×2
41362260
n×3
62043390
n×4
82724520
n×5
103405650
n÷2
10340565
n÷3
6893710
n÷3
5170282.5
n÷5
4136226
n2
427709138076900
n3
8.8455082867563E+21
n4
1.8293510679448E+29
n5
3.7833047251806E+36
2 √n
4547.6510420216
3 √n
274.48887981203
4 √n
67.436273933408
5 √n
29.047907498057
1 , 2 , 15 , 30 , 53 , 106 , 795 , 1590 , 13007 , 26014 , 195105 , 390210 , 689371 , 1378742 , 10340565 , 20681130
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20681129
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20681130 can be divided by 16 positive divisors.
The sum of these divisors (counting 20681130) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110111001000110101010
3
Ternary
1102220201011210
4
Quaternary
1032321012222
5
Quinary
20243244010
6
Senary
2015133550
8
Octal
116710652
10
Decimal
20681130
12
Duodecimal
6b142b6
16
Hexadecimal
13b91aa
20
Vigesimal
6952ga
36
Base36
cb9nu
md5
cf2bd1e689f8a2378e73b0629e4505c0
sha1
6594aa3f068356899da5468a1207de1f81e2933a
sha256
04a28a4434b6ba12fcb7ee6579473baeec3e12bb49b78580d63f66ce82cd5282
sha512
0e3ec16db4f7d169273403a4ba5c1564849872274411083021fa959e7c60bc0b80198980ba4e52d30de7ca89796bf6678753330fb099049a83da0586b7852f8c
ripemd-160
eba12332c706e94531962f79ce999b90e3990164
Diameter
41362260
Circumference
129943372.15187
Area
1.3436878860556E+15
Volume
3.7051978467922E+22
Surface area
5.3747515442224E+15
Circumference
129943372.15187
Perimeter
82724520
Area
427709138076900
Diagonal
29247534.531201
Surface area
2566254828461400
Volume
8.8455082867563E+21
Space diagonal
35820767.917937
Perimeter
62043390
Area
1.8520348950267E+14
Altitude
17910383.958968
Surface area
1.8520348950267E+14
Volume
1.0424531487679E+21
Height
9749178.177067