2990987 is an odd 7-digits prime number following 2990986
and preceding 2990988 . In scientific notation, it is written as 2.990987 × 10^6.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 2990986 positive integers (up to 2990987) that are relatively prime to 2990987.
2990987 has 2 divisors, whose sum is 2990988
The reverse of 2990987 is 7890992
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 7
Sum of Digits 44
Digital Root 8
Name
two million nine hundred ninety thousand nine hundred eighty-seven
Scientific notation
2.990987 × 10^6
Engineering notation
2.990987 × 10^6
Prime Factorization
2990987
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
2990987
Product of the distinct prime numbers
The prime factorization of 2990987 is 2990987.
Since it has a total of 1 prime factors.
7 , 7 , 92 , 15 , 764 , 220 , 8029 , 6132 , 47908 , 83004 , 474459 , 145654 , 1039045 , 1885351 , 65704985 , 71389902 , 945293652 , 336997684 , 5864708424 , 5461048786
n×2
5981974
n×3
8972961
n×4
11963948
n×5
14954935
n÷2
1495493.5
n÷3
996995.66666667
n÷3
747746.75
n÷5
598197.4
n2
8946003234169
n3
2.6757379375357E+19
n4
8.0030973865762E+25
n5
2.3937160242983E+32
2 √n
1729.4470214493
3 √n
144.08037886496
4 √n
41.586620702449
5 √n
19.731627362223
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
2990988
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
1495494
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1729.4473105591
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999993313246
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2990987 can be divided by 2 positive divisors.
The sum of these divisors (counting 2990987) is 2990988, the average is 1495494.
Base
System
Value
2
Binary
1011011010001110001011
3
Ternary
12121221212022
4
Quaternary
23122032023
5
Quinary
1231202422
6
Senary
144035055
8
Octal
13321613
10
Decimal
2990987
12
Duodecimal
1002a8b
16
Hexadecimal
2da38b
20
Vigesimal
idh97
36
Base36
1s3uz
md5
3f85ac0d42489defb6c372e88c216590
sha1
31c2b766e18033b9ce4f55aa626de5b1fda66766
sha256
2a5ad9b1268e9959a04126779add739319c677a8dbf1995771a30f3aa6bb5fa0
sha512
ec7252418102187c3b4bb8525818d8eae08e68c4902207abe17f55fcd33eddc2f48add7adc4d45028ddf34d1d23ad97914d30ed6d3f8e0361d45f39252f39eb2
ripemd-160
c981ce3cc6422d31f9a39a2b8512c16550621330
Diameter
5981974
Circumference
18792925.572365
Area
28104698039456
Volume
1.1208104863325E+20
Surface area
1.1241879215782E+14
Circumference
18792925.572365
Perimeter
11963948
Area
8946003234169
Diagonal
4229894.3802816
Surface area
53676019405014
Volume
2.6757379375357E+19
Space diagonal
5180541.448778
Perimeter
8972961
Area
3873733031564.1
Altitude
2590270.724389
Surface area
3873733031564.1
Volume
3.1533874005161E+18
Height
1409964.7934272