2215986 is an even 7-digits composite number following 2215985
and preceding 2215987 . In scientific notation, it is written as 2.215986 × 10^6.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 738660 positive integers (up to 2215986) that are relatively prime to 2215986.
2215986 has 8 divisors, whose sum is 4431984
The reverse of 2215986 is 6895122
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 33
Digital Root 6
Name
two million two hundred fifteen thousand nine hundred eighty-six
Scientific notation
2.215986 × 10^6
Engineering notation
2.215986 × 10^6
Prime Factorization
2 × 3 × 369331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2215986
Product of the distinct prime numbers
The prime factorization of 2215986 is 2 × 3 × 369331.
Since it has a total of 3 prime factors.
10 , 7 , 88 , 58 , 77 , 982 , 7171 , 3902 , 11044 , 78425 , 408680 , 949745 , 8366678 , 3354391 , 235189 , 25131230 , 465009963 , 374233747 , 8276265463 , 3237405625
n×2
4431972
n×3
6647958
n×4
8863944
n×5
11079930
n÷2
1107993
n÷3
738662
n÷3
553996.5
n÷5
443197.2
n2
4910593952196
n3
1.0881807449751E+19
n4
2.4113932963344E+25
n5
5.3436137851709E+31
2 √n
1488.6188229362
3 √n
130.37340374942
4 √n
38.582623328854
5 √n
18.582896261369
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
-2215985
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 2215986 can be divided by 8 positive divisors.
The sum of these divisors (counting 2215986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011101000000110010
3
Ternary
11011120202120
4
Quaternary
20131000302
5
Quinary
1031402421
6
Senary
115255110
8
Octal
10350062
10
Decimal
2215986
12
Duodecimal
8aa496
16
Hexadecimal
21d032
20
Vigesimal
dgjj6
36
Base36
1bhv6
md5
c10a78ac750f8bff837e8d3dbd68ce77
sha1
d180f97e98daef47f615d23ebf8fd8ab2cb585e8
sha256
7f6c6a602b1ccb2a5d9e468b6cd05db6546bbe7eeb421c9d3eb13c8f2005657e
sha512
aff26950d6ec9c9827da002fa671398b124ad93fd8bcf580292c0941e6b332d16cdf2ca8930986e9ddb6a1b92d17b9379e19c71434b012a25d860cf021c6fc47
ripemd-160
84896a05efa2c8942f6f2893bb94eba9789e10f5
Diameter
4431972
Circumference
13923450.676116
Area
15427085884981
Volume
4.5581608455889E+19
Surface area
61708343539926
Circumference
13923450.676116
Perimeter
8863944
Area
4910593952196
Diagonal
3133877.4552289
Surface area
29463563713176
Volume
1.0881807449751E+19
Space diagonal
3838200.3408613
Perimeter
6647958
Area
2126349555136
Altitude
1919100.1704307
Surface area
2126349555136
Volume
1.2824333065475E+18
Height
1044625.8184096