20698913 is an odd 8-digits composite number following 20698912
and preceding 20698914 . In scientific notation, it is written as 2.0698913 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20389908 positive integers (up to 20698913) that are relatively prime to 20698913.
20698913 has 4 divisors, whose sum is 21007920
The reverse of 20698913 is 31989602
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million six hundred ninety-eight thousand nine hundred thirteen
Scientific notation
2.0698913 × 10^7
Engineering notation
2.0698913 × 10^6
Prime Factorization
67 × 308939
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20698913
Product of the distinct prime numbers
The prime factorization of 20698913 is 67 × 308939.
Since it has a total of 2 prime factors.
6 , 7 , 13 , 56 , 213 , 865 , 5443 , 5538 , 7650 , 83667 , 545148 , 182915 , 7849395 , 5046006 , 3107718 , 15418448 , 696201700 , 153503266 , 8886196840 , 8439706356
n×2
41397826
n×3
62096739
n×4
82795652
n×5
103494565
n÷2
10349456.5
n÷3
6899637.6666667
n÷3
5174728.25
n÷5
4139782.6
n2
428444999381569
n3
8.8683457674842E+21
n4
1.8356511749507E+29
n5
3.7995983968653E+36
2 √n
4549.6058071002
3 √n
274.56753182231
4 √n
67.450765800695
5 √n
29.052901242229
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20698912
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20698913 can be divided by 4 positive divisors.
The sum of these divisors (counting 20698913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111101011100100001
3
Ternary
1102221121120102
4
Quaternary
1032331130201
5
Quinary
20244331123
6
Senary
2015352145
8
Octal
116753441
10
Decimal
20698913
12
Duodecimal
6b22655
16
Hexadecimal
13bd721
20
Vigesimal
69775d
36
Base36
cbndt
md5
78017355f4ce8feca527299d8f9bfc88
sha1
0a138ab2c7ab50b8f594e826a8da6ab629cd4e9b
sha256
54c09ab2265f0eeff3ca1f1c44d66f2bf9579a8df748375360da994ed8dfa613
sha512
aefe66199958ac1412c2e3ff126c27c92742218e645a948b923f329b8d29b8588453b1a144406db33c2ca69a392084b22aab85d37f29017f0fbd1f119ed9e676
ripemd-160
257d86a13a57de4bad824f3a55a8337687b3c9e3
Diameter
41397826
Circumference
130055106.03619
Area
1.3459996625244E+15
Volume
3.7147639883496E+22
Surface area
5.3839986500977E+15
Circumference
130055106.03619
Perimeter
82795652
Area
428444999381569
Diagonal
29272683.490981
Surface area
2570669996289414
Volume
8.8683457674842E+21
Space diagonal
35851568.977448
Perimeter
62096739
Area
1.8552212679442E+14
Altitude
17925784.488724
Surface area
1.8552212679442E+14
Volume
1.0451445716825E+21
Height
9757561.1636603