7138947 is an odd 7-digits composite number following 7138946
and preceding 7138948 . In scientific notation, it is written as 7.138947 × 10^6.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 4516512 positive integers (up to 7138947) that are relatively prime to 7138947.
7138947 has 16 divisors, whose sum is 10010880
The reverse of 7138947 is 7498317
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 39
Digital Root 3
Name
seven million one hundred thirty-eight thousand nine hundred forty-seven
Scientific notation
7.138947 × 10^6
Engineering notation
7.138947 × 10^6
Prime Factorization
3 × 23 × 157 × 659
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7138947
Product of the distinct prime numbers
The prime factorization of 7138947 is 3 × 23 × 157 × 659.
Since it has a total of 4 prime factors.
8 , 6 , 62 , 56 , 506 , 95 , 9978 , 9493 , 38893 , 46285 , 575751 , 940769 , 5406930 , 2622411 , 21979107 , 91179091 , 211130879 , 461037520 , 876153573 , 3002492308
n×2
14277894
n×3
21416841
n×4
28555788
n×5
35694735
n÷2
3569473.5
n÷3
2379649
n÷3
1784736.75
n÷5
1427789.4
n2
50964564268809
n3
3.6383332319312E+20
n4
2.5973868111096E+27
n5
1.854260678301E+34
2 √n
2671.8807982393
3 √n
192.55053039032
4 √n
51.690238906774
5 √n
23.48155381528
1 , 3 , 23 , 69 , 157 , 471 , 659 , 1977 , 3611 , 10833 , 15157 , 45471 , 103463 , 310389 , 2379649 , 7138947
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
-7138946
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 7138947 can be divided by 16 positive divisors.
The sum of these divisors (counting 7138947) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11011001110111010000011
3
Ternary
111102200210110
4
Quaternary
123032322003
5
Quinary
3311421242
6
Senary
413002403
8
Octal
33167203
10
Decimal
7138947
12
Duodecimal
2483403
16
Hexadecimal
6cee83
20
Vigesimal
24c777
36
Base36
490g3
md5
e3ead01077a8e379726fa6f3172d1c29
sha1
1d24cdf9e857c56766c755f4865fceaa6a9ac9ec
sha256
8e6175ad971b986dee0f52a55b27b013d3bc4de742e6ce0704adef35dbe5672a
sha512
b73e0a86212acf76b24d79d7f70d0b7ed19e5c4c526d7b82cd35399b45571d8d55812bbd743cd406be069c9fb5f45937fac3370d261f6bb8ffa581ab6704f581
ripemd-160
068fa0640342fc4abf0173e8b578113d6193a6a2
Diameter
14277894
Circumference
44855326.899134
Area
1.601099007003E+14
Volume
1.5240214603662E+21
Surface area
6.4043960280118E+14
Circumference
44855326.899134
Perimeter
28555788
Area
50964564268809
Diagonal
10095995.668463
Surface area
305787385612854
Volume
3.6383332319312E+20
Space diagonal
12365018.916541
Perimeter
21416841
Area
22068303674797
Altitude
6182509.4582707
Surface area
22068303674797
Volume
4.2878168341915E+19
Height
3365331.8894876