7121639 is an odd 7-digits composite number following 7121638
and preceding 7121640 . In scientific notation, it is written as 7.121639 × 10^6.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 6104256 positive integers (up to 7121639) that are relatively prime to 7121639.
7121639 has 4 divisors, whose sum is 8139024
The reverse of 7121639 is 9361217
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 29
Digital Root 2
Name
seven million one hundred twenty-one thousand six hundred thirty-nine
Scientific notation
7.121639 × 10^6
Engineering notation
7.121639 × 10^6
Prime Factorization
7 × 1017377
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7121639
Product of the distinct prime numbers
The prime factorization of 7121639 is 7 × 1017377.
Since it has a total of 2 prime factors.
2 , 7 , 81 , 31 , 634 , 41 , 7648 , 1544 , 65584 , 37509 , 621628 , 669699 , 9666785 , 5116417 , 97878570 , 56451302 , 400131693 , 84409961 , 3727750180 , 6500818689
n×2
14243278
n×3
21364917
n×4
28486556
n×5
35608195
n÷2
3560819.5
n÷3
2373879.6666667
n÷3
1780409.75
n÷5
1424327.8
n2
50717742046321
n3
3.6119344974902E+20
n4
2.5722893582772E+27
n5
1.8318916213192E+34
2 √n
2668.6399157623
3 √n
192.39479493413
4 √n
51.658880318512
5 √n
23.470156799893
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
-7121638
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 7121639 can be divided by 4 positive divisors.
The sum of these divisors (counting 7121639) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011001010101011100111
3
Ternary
111101211001102
4
Quaternary
123022223213
5
Quinary
3310343024
6
Senary
412350315
8
Octal
33125347
10
Decimal
7121639
12
Duodecimal
247539b
16
Hexadecimal
6caae7
20
Vigesimal
24a41j
36
Base36
48n3b
md5
a048cb290f19d1d5cdf85c771a5b3e7c
sha1
47cf1c82eab5435554357b1f41578e8d1d97ae72
sha256
d198f944270ec4c7f4f840afb19e151a8b5f6b7132eafc235724a7bef2f32236
sha512
4afe0810dcd1a6e80ca75c488b3256e05fb73609ff4543380f019ba7d919dc7f61e8d6ed35a279ac4e4a6e5756738e34a6c9045538ccfb551ceeb93790df717c
ripemd-160
ed523e70bddb7f72a0f03a4cfad8b779f91b3885
Diameter
14243278
Circumference
44746577.527837
Area
1.5933448581938E+14
Volume
1.5129635843417E+21
Surface area
6.3733794327754E+14
Circumference
44746577.527837
Perimeter
28486556
Area
50717742046321
Diagonal
10071518.460125
Surface area
304306452277926
Volume
3.6119344974902E+20
Space diagonal
12335040.581164
Perimeter
21364917
Area
21961426517350
Altitude
6167520.290582
Surface area
21961426517350
Volume
4.2567056272949E+19
Height
3357172.8200417