7131990 is an even 7-digits composite number following 7131989
and preceding 7131991 . In scientific notation, it is written as 7.131990 × 10^6.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 1901856 positive integers (up to 7131990) that are relatively prime to 7131990.
7131990 has 16 divisors, whose sum is 17116848
The reverse of 7131990 is 0991317
Previous prime number is 5
Is Prime? no
Number parity even
Number length 7
Sum of Digits 30
Digital Root 3
Name
seven million one hundred thirty-one thousand nine hundred ninety
Scientific notation
7.131990 × 10^6
Engineering notation
7.131990 × 10^6
Prime Factorization
2 × 3 × 5 × 237733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7131990
Product of the distinct prime numbers
The prime factorization of 7131990 is 2 × 3 × 5 × 237733.
Since it has a total of 4 prime factors.
5 , 4 , 12 , 4 , 988 , 551 , 2553 , 695 , 32651 , 5548 , 746011 , 368827 , 6441014 , 7729177 , 59643848 , 92674126 , 138619229 , 644699775 , 5719055799 , 4197079597
n×2
14263980
n×3
21395970
n×4
28527960
n×5
35659950
n÷2
3565995
n÷3
2377330
n÷3
1782997.5
n÷5
1426398
n2
50865281360100
n3
3.6277067800742E+20
n4
2.5872768478421E+27
n5
1.8452432606042E+34
2 √n
2670.5785889953
3 √n
192.4879623664
4 √n
51.677641093565
5 √n
23.476975412157
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 237733 , 475466 , 713199 , 1188665 , 1426398 , 2377330 , 3565995 , 7131990
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
-7131989
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 7131990 can be divided by 16 positive divisors.
The sum of these divisors (counting 7131990) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11011001101001101010110
3
Ternary
111102100020210
4
Quaternary
123031031112
5
Quinary
3311210430
6
Senary
412510250
8
Octal
33151526
10
Decimal
7131990
12
Duodecimal
247b386
16
Hexadecimal
6cd356
20
Vigesimal
24b9ja
36
Base36
48v2u
md5
51251a1d0292780e03c78ebbcf723fcb
sha1
c2d97afca16a50508f1a1e32dcedc5c8d21c6a8b
sha256
6169aee07462b914f375036871d4d5ceac0c7ddc5122434a141d7a5f03adacd4
sha512
eda5583fe92b538c09fd5ce850d59d128ee1afe52fe470aa8e5395516cfb0e1f4c3f69eafe3687466c7ad49fcaa54d96f8a526a8db175f32e3ff1f1ecf9eb0d0
ripemd-160
5fa0c371ad4aace01e5881784720e4b83c71be41
Diameter
14263980
Circumference
44811614.778952
Area
1.5979799424367E+14
Volume
1.5195702626212E+21
Surface area
6.3919197697467E+14
Circumference
44811614.778952
Perimeter
28527960
Area
50865281360100
Diagonal
10086156.984709
Surface area
305191688160600
Volume
3.6277067800742E+20
Space diagonal
12352969.039073
Perimeter
21395970
Area
22025312914245
Altitude
6176484.5195366
Surface area
22025312914245
Volume
4.2752934405781E+19
Height
3362052.3282364