2186145 is an odd 7-digits composite number following 2186144
and preceding 2186146 . In scientific notation, it is written as 2.186145 × 10^6.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 1036800 positive integers (up to 2186145) that are relatively prime to 2186145.
2186145 has 16 divisors, whose sum is 2496144
The reverse of 2186145 is 5416812
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 27
Digital Root 9
Name
two million one hundred eighty-six thousand one hundred forty-five
Scientific notation
2.186145 × 10^6
Engineering notation
2.186145 × 10^6
Prime Factorization
45 × 101 × 13 × 37
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2186145
Product of the distinct prime numbers
The prime factorization of 2186145 is 45 × 101 × 13 × 37.
Since it has a total of 4 prime factors.
10 , 6 , 29 , 30 , 762 , 18 , 493 , 1064 , 18377 , 43110 , 664224 , 326137 , 5504972 , 8916136 , 1837276 , 99999561 , 357081181 , 721456380 , 4523641396 , 888541206
n×2
4372290
n×3
6558435
n×4
8744580
n×5
10930725
n÷2
1093072.5
n÷3
728715
n÷3
546536.25
n÷5
437229
n2
4779229961025
n3
1.0448089683145E+19
n4
2.2841039020359E+25
n5
4.9933823249163E+31
2 √n
1478.5618012109
3 √n
129.78554385013
4 √n
38.452071481403
5 √n
18.532576127862
1 , 13 , 37 , 45 , 101 , 481 , 585 , 1313 , 1665 , 3737 , 4545 , 21645 , 48581 , 59085 , 168165 , 2186145
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2186144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2186145 can be divided by 16 positive divisors.
The sum of these divisors (counting 2186145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010101101110100001
3
Ternary
11010001211100
4
Quaternary
20111232201
5
Quinary
1024424040
6
Senary
114505013
8
Octal
10255641
10
Decimal
2186145
12
Duodecimal
895169
16
Hexadecimal
215ba1
20
Vigesimal
dd575
36
Base36
1auu9
md5
ac397c4d0138d25f90afa68fa9cb1790
sha1
a96737e428e418f29eb5525ee9e3e70b923ff5f8
sha256
442e100287a173db73b1daff5de1506dcb098a16cc532b06c5d097285a1c75fd
sha512
e0ae0cb4c3e576362ca3deff858a80c962eed3025d45b5a436620d4194d71f7b22dd63fe5347c083769645e7b3d1877f6e8c315762d09d26fd1c75bf05975ce8
ripemd-160
45fdebd9d53592425656616b44c6755633021c02
Diameter
4372290
Circumference
13735954.143364
Area
15014393735372
Volume
4.3764855723488E+19
Surface area
60057574941489
Circumference
13735954.143364
Perimeter
8744580
Area
4779229961025
Diagonal
3091675.9083141
Surface area
28675379766150
Volume
1.0448089683145E+19
Space diagonal
3786514.2127127
Perimeter
6558435
Area
2069467278387.7
Altitude
1893257.1063563
Surface area
2069467278387.7
Volume
1.2313191775662E+18
Height
1030558.6361047