2986987 is an odd 7-digits composite number following 2986986
and preceding 2986988 . In scientific notation, it is written as 2.986987 × 10^6.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 2808960 positive integers (up to 2986987) that are relatively prime to 2986987.
2986987 has 8 divisors, whose sum is 3169440
The reverse of 2986987 is 7896892
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 49
Digital Root 4
Name
two million nine hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
2.986987 × 10^6
Engineering notation
2.986987 × 10^6
Prime Factorization
23 × 61 × 2129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2986987
Product of the distinct prime numbers
The prime factorization of 2986987 is 23 × 61 × 2129.
Since it has a total of 3 prime factors.
1 , 2 , 44 , 72 , 212 , 557 , 9723 , 9679 , 12821 , 20091 , 727633 , 645111 , 3903814 , 6250088 , 80988409 , 51502609 , 435456315 , 393040156 , 8749490331 , 8500558320
n×2
5973974
n×3
8960961
n×4
11947948
n×5
14934935
n÷2
1493493.5
n÷3
995662.33333333
n÷3
746746.75
n÷5
597397.4
n2
8922091338169
n3
2.6650170839923E+19
n4
7.960371384663E+25
n5
2.377752584116E+32
2 √n
1728.2901955401
3 √n
144.01612152324
4 √n
41.572709744977
5 √n
19.726346913706
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
-2986986
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 2986987 can be divided by 8 positive divisors.
The sum of these divisors (counting 2986987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011011001001111101011
3
Ternary
12121202101011
4
Quaternary
23121033223
5
Quinary
1231040422
6
Senary
144004351
8
Octal
13311753
10
Decimal
2986987
12
Duodecimal
10006b7
16
Hexadecimal
2d93eb
20
Vigesimal
id797
36
Base36
1s0rv
md5
cc219b63cffd3ba13edd95e663963ed5
sha1
b3ba787e26bd42f2069d927cc5b7d28d9334b2c1
sha256
5eb687bcfc938daa6d1d4085fe150a6266eb5b07499d8a72ede074194d121f00
sha512
bac40d950e3bd949f982ccf1016113eef3442695c11e23476f11d944e526bc5c45827cf229a17f4ce8208e5bfb58eeccc528d7245f05549a29e8bd3226058ac9
ripemd-160
8a2691f4c3506c615dfa7b864301d28bf80e5d33
Diameter
5973974
Circumference
18767792.831136
Area
28029576602649
Volume
1.1163197457016E+20
Surface area
1.121183064106E+14
Circumference
18767792.831136
Perimeter
11947948
Area
8922091338169
Diagonal
4224237.5260321
Surface area
53532548029014
Volume
2.6650170839923E+19
Space diagonal
5173613.2455477
Perimeter
8960961
Area
3863378876869.7
Altitude
2586806.6227739
Surface area
3863378876869.7
Volume
3.1407527534483E+18
Height
1408079.175344