20998715 is an odd 8-digits composite number following 20998714
and preceding 20998716 . In scientific notation, it is written as 2.0998715 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 16705440 positive integers (up to 20998715) that are relatively prime to 20998715.
20998715 has 8 divisors, whose sum is 25338768
The reverse of 20998715 is 51789902
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million nine hundred ninety-eight thousand seven hundred fifteen
Scientific notation
2.0998715 × 10^7
Engineering notation
2.0998715 × 10^6
Prime Factorization
5 × 181 × 23203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20998715
Product of the distinct prime numbers
The prime factorization of 20998715 is 5 × 181 × 23203.
Since it has a total of 3 prime factors.
8 , 2 , 93 , 16 , 201 , 303 , 8884 , 9587 , 84477 , 45054 , 608476 , 128920 , 2880826 , 7283962 , 5831155 , 16362203 , 926068968 , 755579179 , 9027086855 , 6757180866
n×2
41997430
n×3
62996145
n×4
83994860
n×5
104993575
n÷2
10499357.5
n÷3
6999571.6666667
n÷3
5249678.75
n÷5
4199743
n2
440946031651225
n3
9.2593000490251E+21
n4
1.9443340282896E+29
n5
4.0828516124856E+36
2 √n
4582.4354878165
3 √n
275.88679019386
4 √n
67.693688685257
5 √n
29.136577996453
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
-20998714
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 20998715 can be divided by 8 positive divisors.
The sum of these divisors (counting 20998715) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110101000111011
3
Ternary
1110111211211012
4
Quaternary
1100012220323
5
Quinary
20333424330
6
Senary
2030024135
8
Octal
120065073
10
Decimal
20998715
12
Duodecimal
704804b
16
Hexadecimal
1406a3b
20
Vigesimal
6b4gff
36
Base36
ci2pn
md5
09ed0f743d5b6751f11f2a4855fa5fcd
sha1
6a3b89ec19be63ccc0364d1e57ec065c7731065c
sha256
51c8effff874c0ed17af9fdb23bc907f1208af10a6e7db0ece63c2edf5b51c98
sha512
58e9045c6a9c21d6ad27ca15d4e9e8bb3510c5be30400bc0bdf04a2676f74692d2a5051c5b27f69118add56484fbf91c9fde065c7ae5800f78238eecbf197813
ripemd-160
46739e166a8b66a7c73e050737c22bd3c5ceba40
Diameter
41997430
Circumference
131938817.55765
Area
1.3852728136651E+15
Volume
3.8785265348534E+22
Surface area
5.5410912546602E+15
Circumference
131938817.55765
Perimeter
83994860
Area
440946031651225
Diagonal
29696667.545407
Surface area
2645676189907350
Volume
9.2593000490251E+21
Space diagonal
36370841.273659
Perimeter
62996145
Area
1.9093523255395E+14
Altitude
18185420.636829
Surface area
1.9093523255395E+14
Volume
1.0912189756178E+21
Height
9898889.1818024