2189898 is an even 7-digits composite number following 2189897
and preceding 2189899 . In scientific notation, it is written as 2.189898 × 10^6.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 729960 positive integers (up to 2189898) that are relatively prime to 2189898.
2189898 has 8 divisors, whose sum is 3649860
The reverse of 2189898 is 8989812
Previous prime number is 9
Is Prime? no
Number parity even
Number length 7
Sum of Digits 45
Digital Root 9
Name
two million one hundred eighty-nine thousand eight hundred ninety-eight
Scientific notation
2.189898 × 10^6
Engineering notation
2.189898 × 10^6
Prime Factorization
2 × 9 × 121661
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2189898
Product of the distinct prime numbers
The prime factorization of 2189898 is 2 × 9 × 121661.
Since it has a total of 3 prime factors.
2 , 7 , 28 , 66 , 310 , 224 , 2072 , 5157 , 58665 , 52862 , 813373 , 505886 , 9883194 , 1325929 , 79684741 , 65010555 , 122648448 , 395591399 , 2133951857 , 7462186394
n×2
4379796
n×3
6569694
n×4
8759592
n×5
10949490
n÷2
1094949
n÷3
729966
n÷3
547474.5
n÷5
437979.6
n2
4795653250404
n3
1.0501991461753E+19
n4
2.299829009811E+25
n5
5.0363909489272E+31
2 √n
1479.8303956873
3 √n
129.85976989367
4 √n
38.468563733096
5 √n
18.538934813703
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
-2189897
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 2189898 can be divided by 8 positive divisors.
The sum of these divisors (counting 2189898) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010110101001001010
3
Ternary
11010020222100
4
Quaternary
20112221022
5
Quinary
1030034043
6
Senary
114534230
8
Octal
10265112
10
Decimal
2189898
12
Duodecimal
897376
16
Hexadecimal
216a4a
20
Vigesimal
ddeei
36
Base36
1axqi
md5
5d97d1dc1efc1550d826fffef9d97e3c
sha1
cf38fe8ac319ade09062e23a8ddef1dc200f92f1
sha256
52538c6dd9bba7b7afb6333fa20182f1e0e8048860948653cdcc2b83153138af
sha512
ba0e04aac36257ba11bdd8920a2ad1037ff093e713b23ecda8e6a681a99e402f812c8115d14c85587cbd280c8db0542b16d455f45fe740fd826742479fccd033
ripemd-160
ae90cb037064416d4006b06105dc1fe17eb3ef1f
Diameter
4379796
Circumference
13759534.937822
Area
15065989020633
Volume
4.3990638965742E+19
Surface area
60263956082533
Circumference
13759534.937822
Perimeter
8759592
Area
4795653250404
Diagonal
3096983.4518137
Surface area
28773919502424
Volume
1.0501991461753E+19
Space diagonal
3793014.5993935
Perimeter
6569694
Area
2076578771295.6
Altitude
1896507.2996967
Surface area
2076578771295.6
Volume
1.2376715630948E+18
Height
1032327.8172712