20976687 is an odd 8-digits composite number following 20976686
and preceding 20976688 . In scientific notation, it is written as 2.0976687 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 13960080 positive integers (up to 20976687) that are relatively prime to 20976687.
20976687 has 8 divisors, whose sum is 23348080
The reverse of 20976687 is 78667902
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million nine hundred seventy-six thousand six hundred eighty-seven
Scientific notation
2.0976687 × 10^7
Engineering notation
2.0976687 × 10^6
Prime Factorization
9 × 691 × 3373
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20976687
Product of the distinct prime numbers
The prime factorization of 20976687 is 9 × 691 × 3373.
Since it has a total of 3 prime factors.
5 , 7 , 95 , 100 , 752 , 40 , 1679 , 510 , 19631 , 72826 , 94958 , 373210 , 8752892 , 660776 , 53740064 , 4340478 , 712579663 , 891858828 , 7611198702 , 6654081071
n×2
41953374
n×3
62930061
n×4
83906748
n×5
104883435
n÷2
10488343.5
n÷3
6992229
n÷3
5244171.75
n÷5
4195337.4
n2
440021397495969
n3
9.2301911285755E+21
n4
1.9361883025431E+29
n5
4.0614815995507E+36
2 √n
4580.0313317706
3 √n
275.79028650314
4 √n
67.675928747011
5 √n
29.130462479176
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
-20976686
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 20976687 can be divided by 8 positive divisors.
The sum of these divisors (counting 20976687) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000001010000101111
3
Ternary
1110110201121100
4
Quaternary
1100001100233
5
Quinary
20332223222
6
Senary
2025334143
8
Octal
120012057
10
Decimal
20976687
12
Duodecimal
7037353
16
Hexadecimal
140142f
20
Vigesimal
6b21e7
36
Base36
chlpr
md5
7c9896b0f858b640fa5e9b14a0387737
sha1
d89906467d4d4d34d78eb0124bef25a32d1c9b13
sha256
6669a2fa365f464c1d5e231d8888842268531bf911739bf5548c3dcb4e6ca840
sha512
ad161b9ffe2cd6d1767947024f579b0e14429a7f1336fd43be51745a5c499216f4084f7d2104400b2f9f200877b5c503be9e8445a086249327bed4653c5b778f
ripemd-160
59a8cd167c808de9d9b5b516629dc9cfbe221df2
Diameter
41953374
Circumference
131800411.55171
Area
1.3823679897957E+15
Volume
3.8663334187683E+22
Surface area
5.5294719591826E+15
Circumference
131800411.55171
Perimeter
83906748
Area
440021397495969
Diagonal
29665515.249055
Surface area
2640128384975814
Volume
9.2301911285755E+21
Space diagonal
36332687.65847
Perimeter
62930061
Area
1.9053485422012E+14
Altitude
18166343.829235
Surface area
1.9053485422012E+14
Volume
1.0877884564439E+21
Height
9888505.0830185