2189747 is an odd 7-digits composite number following 2189746
and preceding 2189748 . In scientific notation, it is written as 2.189747 × 10^6.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 1816200 positive integers (up to 2189747) that are relatively prime to 2189747.
2189747 has 8 divisors, whose sum is 2583552
The reverse of 2189747 is 7479812
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 38
Digital Root 2
Name
two million one hundred eighty-nine thousand seven hundred forty-seven
Scientific notation
2.189747 × 10^6
Engineering notation
2.189747 × 10^6
Prime Factorization
31 × 7 × 10091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2189747
Product of the distinct prime numbers
The prime factorization of 2189747 is 31 × 7 × 10091.
Since it has a total of 3 prime factors.
10 , 3 , 16 , 79 , 647 , 654 , 5826 , 6149 , 70800 , 93647 , 939183 , 903502 , 1505765 , 4401719 , 46140484 , 66946719 , 638358869 , 130981302 , 5017300950 , 3389146077
n×2
4379494
n×3
6569241
n×4
8758988
n×5
10948735
n÷2
1094873.5
n÷3
729915.66666667
n÷3
547436.75
n÷5
437949.4
n2
4794991924009
n3
1.0499819180623E+19
n4
2.2991947551312E+25
n5
5.0346548174642E+31
2 √n
1479.7793754476
3 √n
129.85678508556
4 √n
38.467900585392
5 √n
18.538679143679
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
-2189746
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 2189747 can be divided by 8 positive divisors.
The sum of these divisors (counting 2189747) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000010110100110110011
3
Ternary
11010020202202
4
Quaternary
20112212303
5
Quinary
1030032442
6
Senary
114533415
8
Octal
10264663
10
Decimal
2189747
12
Duodecimal
89726b
16
Hexadecimal
2169b3
20
Vigesimal
dde77
36
Base36
1axmb
md5
13d462b05f37616d866127170d541314
sha1
d646fe9ae19af2c6fb4fc33675b97ec7f8994f84
sha256
b41bb6cb16cd331f578fcb9838b30b3dad73c90607cd80a32f395467e6133528
sha512
97d0360e98415115745fad0c2df2baaa4f0c77afec671ea7f49324053c8df8380b7d68dbfb2137def58b86458d4aeed011b34ebfc7345601e7327155b4b68aed
ripemd-160
422da4d20c4319fe6bff8d36e152c313f71b1b70
Diameter
4379494
Circumference
13758586.176841
Area
15063911402489
Volume
4.3981539735822E+19
Surface area
60255645609956
Circumference
13758586.176841
Perimeter
8758988
Area
4794991924009
Diagonal
3096769.9055658
Surface area
28769951544054
Volume
1.0499819180623E+19
Space diagonal
3792753.0597215
Perimeter
6569241
Area
2076292408566.5
Altitude
1896376.5298608
Surface area
2076292408566.5
Volume
1.2374155573085E+18
Height
1032256.6351886