2287989 is an odd 7-digits composite number following 2287988
and preceding 2287990 . In scientific notation, it is written as 2.287989 × 10^6.
The sum of its digits is 45. It has a total of 4 prime factors and 8 positive divisors.
There are 1379400 positive integers (up to 2287989) that are relatively prime to 2287989.
2287989 has 8 divisors, whose sum is 2518080
The reverse of 2287989 is 9897822
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 45
Digital Root 9
Name
two million two hundred eighty-seven thousand nine hundred eighty-nine
Scientific notation
2.287989 × 10^6
Engineering notation
2.287989 × 10^6
Prime Factorization
1719 × 11 × 11 × 11
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18909
Product of the distinct prime numbers
The prime factorization of 2287989 is 1719 × 11 × 11 × 11.
Since it has a total of 4 prime factors.
3 , 9 , 7 , 96 , 317 , 451 , 734 , 5330 , 10982 , 41090 , 259620 , 60470 , 3636261 , 9012652 , 81598501 , 46782643 , 855904729 , 366495258 , 1664972088 , 2424700856
n×2
4575978
n×3
6863967
n×4
9151956
n×5
11439945
n÷2
1143994.5
n÷3
762663
n÷3
571997.25
n÷5
457597.8
n2
5234893664121
n3
1.1977379119679E+19
n4
2.7404111674654E+25
n5
6.270030606638E+31
2 √n
1512.6099960003
3 √n
131.77043431931
4 √n
38.89228710169
5 √n
18.702117724642
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
-2287988
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 2287989 can be divided by 8 positive divisors.
The sum of these divisors (counting 2287989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101110100101110101
3
Ternary
11022020112100
4
Quaternary
20232211311
5
Quinary
1041203424
6
Senary
121012313
8
Octal
10564565
10
Decimal
2287989
12
Duodecimal
924099
16
Hexadecimal
22e975
20
Vigesimal
e5jj9
36
Base36
1d1f9
md5
370cebaf3eb034a58c92ead9c9c685ee
sha1
60b2ff84fc7cb2c81f8b1efd5f36e86a8324bca9
sha256
35ae0a0d6ba18336d538643f31209d6fc9276d9b02ed520add714d6f06a25a4e
sha512
dcfeae978f2b17eeffab6312feed5c3082aaa9b8cd3ed9094111787a498d0c71430f99e7cb6d3b244c66adf0d12eefdac9473e3c4df90e6042090962b7c14e7e
ripemd-160
6311aeeb0d6b4973b535124567069d4f8be1856f
Diameter
4575978
Circumference
14375858.867789
Area
16445903477526
Volume
5.0170728335523E+19
Surface area
65783613910105
Circumference
14375858.867789
Perimeter
9151956
Area
5234893664121
Diagonal
3235705.0743605
Surface area
31409361984726
Volume
1.1977379119679E+19
Space diagonal
3962913.1951587
Perimeter
6863967
Area
2266775449619.5
Altitude
1981456.5975794
Surface area
2266775449619.5
Volume
1.4115476660611E+18
Height
1078568.3581202