2912990 is an even 7-digits composite number following 2912989
and preceding 2912991 . In scientific notation, it is written as 2.912990 × 10^6.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 1165192 positive integers (up to 2912990) that are relatively prime to 2912990.
2912990 has 8 divisors, whose sum is 5243400
The reverse of 2912990 is 0992192
Previous prime number is 5
Is Prime? no
Number parity even
Number length 7
Sum of Digits 32
Digital Root 5
Name
two million nine hundred twelve thousand nine hundred ninety
Scientific notation
2.912990 × 10^6
Engineering notation
2.912990 × 10^6
Prime Factorization
2 × 5 × 291299
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2912990
Product of the distinct prime numbers
The prime factorization of 2912990 is 2 × 5 × 291299.
Since it has a total of 3 prime factors.
1 , 10 , 15 , 1 , 816 , 10 , 5856 , 3892 , 28118 , 17982 , 443872 , 22160 , 568638 , 461105 , 85685080 , 36055470 , 60479215 , 898372108 , 8772609544 , 7540807531
n×2
5825980
n×3
8738970
n×4
11651960
n×5
14564950
n÷2
1456495
n÷3
970996.66666667
n÷3
728247.5
n÷5
582598
n2
8485510740100
n3
2.4718207930804E+19
n4
7.2003892520352E+25
n5
2.0974661887286E+32
2 √n
1706.7483704401
3 √n
142.816920581
4 √n
41.312811214442
5 √n
19.627627118297
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
-2912989
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 2912990 can be divided by 8 positive divisors.
The sum of these divisors (counting 2912990) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011000111001011011110
3
Ternary
12110222212112
4
Quaternary
23013023132
5
Quinary
1221203430
6
Senary
142234022
8
Octal
13071336
10
Decimal
2912990
12
Duodecimal
b85912
16
Hexadecimal
2c72de
20
Vigesimal
i429a
36
Base36
1qfoe
md5
581de3170a3706f866f974b3c35a0004
sha1
64f6a157a7772a423ca3dc278e41693b7caf4f7a
sha256
c8b0e22351e8bd27e40c21da1fa6e577bb6ae9c1f532843f4ba4f29b41d3e68e
sha512
434be16b2876c0cdad394adedb7d2509da6635a4553d4f9c3a0b87ee4e1fd24ac272bd8077f427fed89d75fa15d6c115fb1866d069dd7a238a42fee71f9ac9a8
ripemd-160
75678767d87fab9e29167eef5ca8617018efc7c5
Diameter
5825980
Circumference
18302855.967961
Area
26658018203055
Volume
1.0353938726042E+20
Surface area
1.0663207281222E+14
Circumference
18302855.967961
Perimeter
11651960
Area
8485510740100
Diagonal
4119589.9650572
Surface area
50913064440600
Volume
2.4718207930804E+19
Space diagonal
5045446.6819401
Perimeter
8738970
Area
3674333932506.1
Altitude
2522723.34097
Surface area
3674333932506.1
Volume
2.9130687411084E+18
Height
1373196.6550191