7129945 is an odd 7-digits composite number following 7129944
and preceding 7129946 . In scientific notation, it is written as 7.129945 × 10^6.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 5650224 positive integers (up to 7129945) that are relatively prime to 7129945.
7129945 has 4 divisors, whose sum is 7143808
The reverse of 7129945 is 5499217
Previous prime number is 535
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 37
Digital Root 1
Name
seven million one hundred twenty-nine thousand nine hundred forty-five
Scientific notation
7.129945 × 10^6
Engineering notation
7.129945 × 10^6
Prime Factorization
535 × 13327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7129945
Product of the distinct prime numbers
The prime factorization of 7129945 is 535 × 13327.
Since it has a total of 2 prime factors.
10 , 7 , 53 , 65 , 852 , 578 , 1176 , 4212 , 9460 , 48046 , 538996 , 691719 , 2870096 , 8753216 , 98015029 , 63164745 , 587261649 , 369361378 , 5145736215 , 5315129062
n×2
14259890
n×3
21389835
n×4
28519780
n×5
35649725
n÷2
3564972.5
n÷3
2376648.3333333
n÷3
1782486.25
n÷5
1425989
n2
50836115703025
n3
3.624587089762E+20
n4
2.5843106597713E+27
n5
1.8425992867083E+34
2 √n
2670.1956857129
3 √n
192.46956284946
4 √n
51.67393623204
5 √n
23.475628917779
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7129944
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7129945 can be divided by 4 positive divisors.
The sum of these divisors (counting 7129945) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011001100101101011001
3
Ternary
111102020110001
4
Quaternary
123030231121
5
Quinary
3311124240
6
Senary
412453001
8
Octal
33145531
10
Decimal
7129945
12
Duodecimal
247a161
16
Hexadecimal
6ccb59
20
Vigesimal
24b4h5
36
Base36
48ti1
md5
b17a7cf430822596a1863dda709b18ab
sha1
ea187a3d51796e326cb5575019f0ca990676c815
sha256
e2214987b8eb3b91d1a2f94df6a64c88cae698b3d00d1a691d5e87834de53700
sha512
15b90325ff75a70053121e8e00fafc61e9e2ed71720ce1a807ef19d3d4fd482a3d4d359ffd3f28ace10100414ea1ce3e1f1283527b5a2004c863bbc01417ef0a
ripemd-160
ae55d3a5f1b8f21e24c50edf4e014ae9ee4bbd18
Diameter
14259890
Circumference
44798765.664999
Area
1.5970636762966E+14
Volume
1.518263489799E+21
Surface area
6.3882547051866E+14
Circumference
44798765.664999
Perimeter
28519780
Area
50836115703025
Diagonal
10083264.917974
Surface area
305016694218150
Volume
3.624587089762E+20
Space diagonal
12349426.995172
Perimeter
21389835
Area
22012683814272
Altitude
6174713.4975858
Surface area
22012683814272
Volume
4.2716168502866E+19
Height
3361088.3059914