7121121 is an odd 7-digits composite number following 7121120
and preceding 7121122 . In scientific notation, it is written as 7.121121 × 10^6.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 4032000 positive integers (up to 7121121) that are relatively prime to 7121121.
7121121 has 16 divisors, whose sum is 8604288
The reverse of 7121121 is 1211217
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 15
Digital Root 6
Name
seven million one hundred twenty-one thousand one hundred twenty-one
Scientific notation
7.121121 × 10^6
Engineering notation
7.121121 × 10^6
Prime Factorization
21 × 7 × 193 × 251
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7121121
Product of the distinct prime numbers
The prime factorization of 7121121 is 21 × 7 × 193 × 251.
Since it has a total of 4 prime factors.
5 , 9 , 87 , 84 , 365 , 77 , 2348 , 9110 , 18512 , 81075 , 92860 , 563966 , 7056050 , 8803462 , 11784927 , 29510327 , 116371284 , 300070716 , 781976924 , 9985626369
n×2
14242242
n×3
21363363
n×4
28484484
n×5
35605605
n÷2
3560560.5
n÷3
2373707
n÷3
1780280.25
n÷5
1424224.2
n2
50710364296641
n3
3.6111464011046E+20
n4
2.571541047098E+27
n5
1.8312254952852E+34
2 √n
2668.5428608137
3 √n
192.3901301409
4 √n
51.657940926964
5 √n
23.469815364587
1 , 7 , 21 , 147 , 193 , 251 , 1351 , 1757 , 4053 , 5271 , 28371 , 36897 , 48443 , 339101 , 1017303 , 7121121
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
-7121120
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 7121121 can be divided by 16 positive divisors.
The sum of these divisors (counting 7121121) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11011001010100011100001
3
Ternary
111101210100020
4
Quaternary
123022203201
5
Quinary
3310333441
6
Senary
412344053
8
Octal
33124341
10
Decimal
7121121
12
Duodecimal
2475029
16
Hexadecimal
6ca8e1
20
Vigesimal
24a2g1
36
Base36
48mox
md5
693384a306564a9c289095099af410b7
sha1
65fd6f425976ec756831529a5f45e12a21f75008
sha256
b000f2015481ae7159c5e055a128177b31bb4080ee301a22b6278d8c3a1eb8ea
sha512
9358656b0e4b805a9c200ce11b96db0fd72e65f669e37decb52582f57938b45f30d8b1441dd042d6357c612cf566b08cd20c57c9d1f81a4feb18f14c4df1a768
ripemd-160
d941353c78ee24a77845e38d3eea94049c08498b
Diameter
14242242
Circumference
44743322.837848
Area
1.5931130793519E+14
Volume
1.5126334672997E+21
Surface area
6.3724523174076E+14
Circumference
44743322.837848
Perimeter
28484484
Area
50710364296641
Diagonal
10070785.8975
Surface area
304262185779846
Volume
3.6111464011046E+20
Space diagonal
12334143.378846
Perimeter
21363363
Area
21958231858027
Altitude
6167071.6894228
Surface area
21958231858027
Volume
4.2557768467974E+19
Height
3356928.6325