2898981 is an odd 7-digits composite number following 2898980
and preceding 2898982 . In scientific notation, it is written as 2.898981 × 10^6.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 1932648 positive integers (up to 2898981) that are relatively prime to 2898981.
2898981 has 6 divisors, whose sum is 4187430
The reverse of 2898981 is 1898982
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 45
Digital Root 9
Name
two million eight hundred ninety-eight thousand nine hundred eighty-one
Scientific notation
2.898981 × 10^6
Engineering notation
2.898981 × 10^6
Prime Factorization
3 × 3 × 322109
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
966327
Product of the distinct prime numbers
The prime factorization of 2898981 is 3 × 3 × 322109.
Since it has a total of 3 prime factors.
3 , 7 , 64 , 24 , 356 , 686 , 5637 , 3083 , 66796 , 56242 , 245024 , 989205 , 8845073 , 7302510 , 10651676 , 90280618 , 256887734 , 877234851 , 1886197388 , 4643468624
n×2
5797962
n×3
8696943
n×4
11595924
n×5
14494905
n÷2
1449490.5
n÷3
966327
n÷3
724745.25
n÷5
579796.2
n2
8404090838361
n3
2.4363299662683E+19
n4
7.0628742819423E+25
n5
2.0475138348739E+32
2 √n
1702.639421604
3 √n
142.58761002227
4 √n
41.263051530443
5 √n
19.608712264788
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2898980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2898981 can be divided by 6 positive divisors.
The sum of these divisors (counting 2898981) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1011000011110000100101
3
Ternary
12110021122200
4
Quaternary
23003300211
5
Quinary
1220231411
6
Senary
142045113
8
Octal
13036045
10
Decimal
2898981
12
Duodecimal
b79799
16
Hexadecimal
2c3c25
20
Vigesimal
i2791
36
Base36
1q4v9
md5
45a1db2371be5e4d0f4bdee148b8ccdf
sha1
5fc53779ba1701933a5aa310595fe85330795f89
sha256
38bc9e12edf54592c9fec2de85b59441c35996f12340ccebaaee20ca6c25ad37
sha512
c11e08f4b380899b46c21042b605cca4bbd9d0b28b75f30e1a888f6f240906c8ab3a1ae72b3132998e7f0b603666dafd2342cf187afc661f516e025ce7cea96c
ripemd-160
fca8e81efb62511098a0806756771893495f7718
Diameter
5797962
Circumference
18214834.824993
Area
26402230037896
Volume
1.0205275098332E+20
Surface area
1.0560892015158E+14
Circumference
18214834.824993
Perimeter
11595924
Area
8404090838361
Diagonal
4099778.2472619
Surface area
50424545030166
Volume
2.4363299662683E+19
Space diagonal
5021182.3821768
Perimeter
8696943
Area
3639078080866.3
Altitude
2510591.1910884
Surface area
3639078080866.3
Volume
2.8712424005938E+18
Height
1366592.7490873