20976787 is an odd 8-digits composite number following 20976786
and preceding 20976788 . In scientific notation, it is written as 2.0976787 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 6 positive divisors.
There are 19363032 positive integers (up to 20976787) that are relatively prime to 20976787.
20976787 has 6 divisors, whose sum is 22714692
The reverse of 20976787 is 78767902
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million nine hundred seventy-six thousand seven hundred eighty-seven
Scientific notation
2.0976787 × 10^7
Engineering notation
2.0976787 × 10^6
Prime Factorization
13 × 13 × 124123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1613599
Product of the distinct prime numbers
The prime factorization of 20976787 is 13 × 13 × 124123.
Since it has a total of 3 prime factors.
9 , 10 , 56 , 85 , 116 , 799 , 9313 , 8019 , 55284 , 4453 , 892647 , 632322 , 1258855 , 8480176 , 51614530 , 78002644 , 652869090 , 934433039 , 6667759321 , 8754812203
n×2
41953574
n×3
62930361
n×4
83907148
n×5
104883935
n÷2
10488393.5
n÷3
6992262.3333333
n÷3
5244196.75
n÷5
4195357.4
n2
440025592843369
n3
9.2303231356241E+21
n4
1.9362252235716E+29
n5
4.0615784098888E+36
2 √n
4580.0422487134
3 √n
275.79072475132
4 √n
67.676009402989
5 √n
29.130490253254
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20976786
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20976787 can be divided by 6 positive divisors.
The sum of these divisors (counting 20976787) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000000001010010010011
3
Ternary
1110110201202001
4
Quaternary
1100001102103
5
Quinary
20332224122
6
Senary
2025334431
8
Octal
120012223
10
Decimal
20976787
12
Duodecimal
7037417
16
Hexadecimal
1401493
20
Vigesimal
6b21j7
36
Base36
chlsj
md5
4117928d723ab39326f81e1255eba07f
sha1
897c33a1253b262312f80d34963106c662a172c4
sha256
f7621bf699d479fdc2c3e5f2ec68b96d2a9635a2ca24df6cc9a22670cb6eddd2
sha512
79b74e13099ad6cca2cd90407bfb795114778bb83420ebe367a41a5659e8f1cf4b76ca86619d50782044a2947bcb483afba9a78dde6137cd181de7447cd55d1f
ripemd-160
9d288bd35bad89f89302967a145bdca4dea27f6a
Diameter
41953574
Circumference
131801039.87024
Area
1.3823811698682E+15
Volume
3.8663887137515E+22
Surface area
5.5295246794729E+15
Circumference
131801039.87024
Perimeter
83907148
Area
440025592843369
Diagonal
29665656.670412
Surface area
2640153557060214
Volume
9.2303231356241E+21
Space diagonal
36332860.86355
Perimeter
62930361
Area
1.9053667085883E+14
Altitude
18166430.431775
Surface area
1.9053667085883E+14
Volume
1.0878040136238E+21
Height
9888552.2234705