2991142 is an even 7-digits composite number following 2991141
and preceding 2991143 . In scientific notation, it is written as 2.991142 × 10^6.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 1165320 positive integers (up to 2991142) that are relatively prime to 2991142.
2991142 has 16 divisors, whose sum is 5594112
The reverse of 2991142 is 2411992
Previous prime number is 11
Is Prime? no
Number parity even
Number length 7
Sum of Digits 28
Digital Root 1
Name
two million nine hundred ninety-one thousand one hundred forty-two
Scientific notation
2.991142 × 10^6
Engineering notation
2.991142 × 10^6
Prime Factorization
2 × 7 × 11 × 19423
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2991142
Product of the distinct prime numbers
The prime factorization of 2991142 is 2 × 7 × 11 × 19423.
Since it has a total of 4 prime factors.
6 , 2 , 38 , 30 , 872 , 346 , 5386 , 2556 , 26018 , 94407 , 748069 , 654960 , 9157023 , 9055644 , 58363912 , 14936527 , 391486242 , 486622605 , 8165131453 , 6469626619
n×2
5982284
n×3
8973426
n×4
11964568
n×5
14955710
n÷2
1495571
n÷3
997047.33333333
n÷3
747785.5
n÷5
598228.4
n2
8946930464164
n3
2.676153948244E+19
n4
8.0047564730586E+25
n5
2.3943363286337E+32
2 √n
1729.4918328804
3 √n
144.08286768364
4 √n
41.587159471168
5 √n
19.731831865877
1 , 2 , 7 , 11 , 14 , 22 , 77 , 154 , 19423 , 38846 , 135961 , 213653 , 271922 , 427306 , 1495571 , 2991142
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2991141
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2991142 can be divided by 16 positive divisors.
The sum of these divisors (counting 2991142) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011011010010000100110
3
Ternary
12121222002001
4
Quaternary
23122100212
5
Quinary
1231204032
6
Senary
144035514
8
Octal
13322046
10
Decimal
2991142
12
Duodecimal
1002b9a
16
Hexadecimal
2da426
20
Vigesimal
idhh2
36
Base36
1s3za
md5
728fd27be2d8152da66a0781039f05c6
sha1
1fd42d139415d74bce73075eef5f32847e08e916
sha256
c49d9c0c451e08a46552381f6645b4bf7515148be1882c87bdad773cbfa82f12
sha512
081030ba6469803f35b3e33f0f99f771ed61f372e96ed4e71ad1b9f9cb6b99301dc35c484b620f2cd1e9e2c4e5df8ec903ec17c1a7df4ecb622a324e66c809da
ripemd-160
fbcbb509def8448e6bcfa2853458ebfb8b4db14b
Diameter
5982284
Circumference
18793899.466088
Area
28107611018396
Volume
1.1209847444905E+20
Surface area
1.1243044407359E+14
Circumference
18793899.466088
Perimeter
11964568
Area
8946930464164
Diagonal
4230113.5833838
Surface area
53681582784984
Volume
2.676153948244E+19
Space diagonal
5180809.9166532
Perimeter
8973426
Area
3874134533929.5
Altitude
2590404.9583266
Surface area
3874134533929.5
Volume
3.1538776738375E+18
Height
1410037.8611279