20993877 is an odd 8-digits composite number following 20993876
and preceding 20993878 . In scientific notation, it is written as 2.0993877 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 13995900 positive integers (up to 20993877) that are relatively prime to 20993877.
20993877 has 8 divisors, whose sum is 31102080
The reverse of 20993877 is 77839902
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million nine hundred ninety-three thousand eight hundred seventy-seven
Scientific notation
2.0993877 × 10^7
Engineering notation
2.0993877 × 10^6
Prime Factorization
9 × 3 × 777551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20993877
Product of the distinct prime numbers
The prime factorization of 20993877 is 9 × 3 × 777551.
Since it has a total of 3 prime factors.
10 , 8 , 45 , 4 , 752 , 265 , 5981 , 8797 , 93797 , 37706 , 787282 , 949430 , 9147769 , 6610746 , 39848000 , 8294094 , 29114272 , 757886905 , 3440868767 , 4128915634
n×2
41987754
n×3
62981631
n×4
83975508
n×5
104969385
n÷2
10496938.5
n÷3
6997959
n÷3
5248469.25
n÷5
4198775.4
n2
440742871491129
n3
9.2529016327116E+21
n4
1.9425427877025E+29
n5
4.0781504352263E+36
2 √n
4581.90757218
3 √n
275.86560091617
4 √n
67.689789275636
5 √n
29.135235288035
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
-20993876
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 20993877 can be divided by 8 positive divisors.
The sum of these divisors (counting 20993877) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000101011101010101
3
Ternary
1110111121012000
4
Quaternary
1100011131111
5
Quinary
20333301002
6
Senary
2025545513
8
Octal
120053525
10
Decimal
20993877
12
Duodecimal
7045299
16
Hexadecimal
1405755
20
Vigesimal
6b44dh
36
Base36
chyz9
md5
df131d9f309a96eb132b63bdf07cbe17
sha1
61b1556d34354ee8f73926c288b7f2736443bb85
sha256
922f16a91f989a103a1f8314b52f1ea1fb654ac351e8db3bcf6686b0d367e60f
sha512
5b09d2d859c7d8b9fb1a07a27943dab7158ac337454e86784363d97a01157a45eabb6bce5b37190a6b19e6cde1a5b985e6613fc6a2af7342ec2a94184ff5598c
ripemd-160
342c0c017a6316fb5bf6f957a3c7290b6e9a8791
Diameter
41987754
Circumference
131908419.50714
Area
1.3846345671986E+15
Volume
3.8758463724954E+22
Surface area
5.5385382687944E+15
Circumference
131908419.50714
Perimeter
83975508
Area
440742871491129
Diagonal
29689825.580193
Surface area
2644457228946774
Volume
9.2529016327116E+21
Space diagonal
36362461.611852
Perimeter
62981631
Area
1.9084726162411E+14
Altitude
18181230.805926
Surface area
1.9084726162411E+14
Volume
1.0904649150237E+21
Height
9896608.5267309