7139905 is an odd 7-digits composite number following 7139904
and preceding 7139906 . In scientific notation, it is written as 7.139905 × 10^6.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 5660928 positive integers (up to 7139905) that are relatively prime to 7139905.
7139905 has 8 divisors, whose sum is 8644392
The reverse of 7139905 is 5099317
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 34
Digital Root 7
Name
seven million one hundred thirty-nine thousand nine hundred five
Scientific notation
7.139905 × 10^6
Engineering notation
7.139905 × 10^6
Prime Factorization
5 × 113 × 12637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7139905
Product of the distinct prime numbers
The prime factorization of 7139905 is 5 × 113 × 12637.
Since it has a total of 3 prime factors.
6 , 10 , 8 , 15 , 366 , 601 , 1175 , 1156 , 2839 , 40458 , 181979 , 362487 , 7967832 , 6574605 , 45603318 , 61353089 , 164739910 , 139729209 , 2377720692 , 2176502507
n×2
14279810
n×3
21419715
n×4
28559620
n×5
35699525
n÷2
3569952.5
n÷3
2379968.3333333
n÷3
1784976.25
n÷5
1427981
n2
50978243409025
n3
3.6397981500731E+20
n4
2.5987813010698E+27
n5
1.8555051605415E+34
2 √n
2672.0600666901
3 √n
192.55914301239
4 √n
51.691972942519
5 √n
23.482183995646
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
-7139904
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 7139905 can be divided by 8 positive divisors.
The sum of these divisors (counting 7139905) is 1, the average is 0.125.
Base
System
Value
2
Binary
11011001111001001000001
3
Ternary
111102202002221
4
Quaternary
123033021001
5
Quinary
3311434110
6
Senary
413011041
8
Octal
33171101
10
Decimal
7139905
12
Duodecimal
2483a81
16
Hexadecimal
6cf241
20
Vigesimal
24c9f5
36
Base36
4916p
md5
102c83dc7679fbbd2f41260db2d7fb77
sha1
eeb69bd99d865aa8935e181d9332b50903880ccd
sha256
78ce5a5b6b4d2bcc909989d1f9d5e12d715cf28e56f6f9d15ee4a71c2c2db8d5
sha512
b32862080a53026bc8512e4348d6ba4efd72d5ecf327c0bbf02db0984a8f71da78aa0ea7487bb85ffc1a1279f9997b54f238311230208b4360a1e9ac125093c8
ripemd-160
ac1bfc460de797105e5750d686d95e25f0bfbe80
Diameter
14279810
Circumference
44861346.190658
Area
1.6015287498671E+14
Volume
1.5246350838426E+21
Surface area
6.4061149994682E+14
Circumference
44861346.190658
Perimeter
28559620
Area
50978243409025
Diagonal
10097350.485055
Surface area
305869460454150
Volume
3.6397981500731E+20
Space diagonal
12366678.221215
Perimeter
21419715
Area
22074226916261
Altitude
6183339.1106075
Surface area
22074226916261
Volume
4.2895432567783E+19
Height
3365783.4950185