7121965 is an odd 7-digits composite number following 7121964
and preceding 7121966 . In scientific notation, it is written as 7.121965 × 10^6.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 5500992 positive integers (up to 7121965) that are relatively prime to 7121965.
7121965 has 8 divisors, whose sum is 8841240
The reverse of 7121965 is 5691217
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
seven million one hundred twenty-one thousand nine hundred sixty-five
Scientific notation
7.121965 × 10^6
Engineering notation
7.121965 × 10^6
Prime Factorization
5 × 29 × 49117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7121965
Product of the distinct prime numbers
The prime factorization of 7121965 is 5 × 29 × 49117.
Since it has a total of 3 prime factors.
10 , 7 , 59 , 5 , 639 , 785 , 7346 , 3355 , 66797 , 68100 , 307670 , 308413 , 7345104 , 8773694 , 84213834 , 98832970 , 965370167 , 540400545 , 8767721273 , 2683669034
n×2
14243930
n×3
21365895
n×4
28487860
n×5
35609825
n÷2
3560982.5
n÷3
2373988.3333333
n÷3
1780491.25
n÷5
1424393
n2
50722385461225
n3
3.6124305397135E+20
n4
2.5727603868771E+27
n5
1.8323109428725E+34
2 √n
2668.7009948662
3 √n
192.39773057606
4 √n
51.659471492324
5 √n
23.470371669841
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
-7121964
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 7121965 can be divided by 8 positive divisors.
The sum of these divisors (counting 7121965) is 1, the average is 0.125.
Base
System
Value
2
Binary
11011001010110000101101
3
Ternary
111101211111111
4
Quaternary
123022300231
5
Quinary
3310400330
6
Senary
412352021
8
Octal
33126055
10
Decimal
7121965
12
Duodecimal
2475611
16
Hexadecimal
6cac2d
20
Vigesimal
24a4i5
36
Base36
48ncd
md5
6b20a6cbeda6f4145ad03c71743559f8
sha1
ade86d9c35609b85504acee6d1b6117c6a532751
sha256
934113a72f90e73c96bc44a7659f8dd38e9b169648cde4d6a3f5ea9c2bffd93a
sha512
5843610b7995e6b40d59eb6bf45b9a6c7ddd75be22f620e03e9e8dbf1d7257e4a40e311b53008dba3643d5aca142b987bb52d34b4c54103e4bc95cf05a666080
ripemd-160
6b5799f9dcbb7d2e77b7980b38a3e55f294d1f53
Diameter
14243930
Circumference
44748625.846247
Area
1.5934907353753E+14
Volume
1.5131713660223E+21
Surface area
6.3739629415014E+14
Circumference
44748625.846247
Perimeter
28487860
Area
50722385461225
Diagonal
10071979.493747
Surface area
304334312767350
Volume
3.6124305397135E+20
Space diagonal
12335605.229727
Perimeter
21365895
Area
21963437174984
Altitude
6167802.6148636
Surface area
21963437174984
Volume
4.2572902186614E+19
Height
3357326.4979155