20698845 is an odd 8-digits composite number following 20698844
and preceding 20698846 . In scientific notation, it is written as 2.0698845 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 11039376 positive integers (up to 20698845) that are relatively prime to 20698845.
20698845 has 4 divisors, whose sum is 22078784
The reverse of 20698845 is 54889602
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million six hundred ninety-eight thousand eight hundred forty-five
Scientific notation
2.0698845 × 10^7
Engineering notation
2.0698845 × 10^6
Prime Factorization
15 × 1379923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20698845
Product of the distinct prime numbers
The prime factorization of 20698845 is 15 × 1379923.
Since it has a total of 2 prime factors.
3 , 5 , 14 , 45 , 47 , 275 , 9765 , 1388 , 59997 , 66832 , 470285 , 336692 , 1420663 , 6035489 , 54169942 , 2522044 , 213615705 , 984461111 , 3657775777 , 5756741233
n×2
41397690
n×3
62096535
n×4
82795380
n×5
103494225
n÷2
10349422.5
n÷3
6899615
n÷3
5174711.25
n÷5
4139769
n2
428442184334025
n3
8.8682583649914E+21
n4
1.8356270531691E+29
n5
3.7995359851354E+36
2 √n
4549.5983339192
3 √n
274.56723115253
4 √n
67.450710403369
5 √n
29.052882153305
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
-20698844
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 20698845 can be divided by 4 positive divisors.
The sum of these divisors (counting 20698845) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111101011011011101
3
Ternary
1102221121110220
4
Quaternary
1032331123131
5
Quinary
20244330340
6
Senary
2015351553
8
Octal
116753335
10
Decimal
20698845
12
Duodecimal
6b225b9
16
Hexadecimal
13bd6dd
20
Vigesimal
697725
36
Base36
cbnbx
md5
148783c5643cd4cbbb3d41cdeea46f3f
sha1
976eefe20a1ef535facd311b8dc5afd68e4cecd5
sha256
c0cd1d9846c2abf44952cef5e8af4fff3631cc5b5df51a0beb79d33d947f0af7
sha512
9e8405898ef4adebf20064e9874d3529ea03aba4a7c70d6df114ce7e7b31e8c13e7b5521944ff3d6ea78071b2457e9dcb37c5e3efa41c111e919b04156bf36b9
ripemd-160
ed8b3feabcf7e4ad2f94b4dcf0cfbbdf63c867f6
Diameter
41397690
Circumference
130054678.77959
Area
1.3459908187917E+15
Volume
3.7147273772791E+22
Surface area
5.3839632751669E+15
Circumference
130054678.77959
Perimeter
82795380
Area
428442184334025
Diagonal
29272587.324459
Surface area
2570653106004150
Volume
8.8682583649914E+21
Space diagonal
35851451.197993
Perimeter
62096535
Area
1.8552090784308E+14
Altitude
17925725.598997
Surface area
1.8552090784308E+14
Volume
1.0451342712E+21
Height
9757529.1081528