7220145 is an odd 7-digits composite number following 7220144
and preceding 7220146 . In scientific notation, it is written as 7.220145 × 10^6.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 3850736 positive integers (up to 7220145) that are relatively prime to 7220145.
7220145 has 4 divisors, whose sum is 7701504
The reverse of 7220145 is 5410227
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
seven million two hundred twenty thousand one hundred forty-five
Scientific notation
7.220145 × 10^6
Engineering notation
7.220145 × 10^6
Prime Factorization
15 × 481343
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7220145
Product of the distinct prime numbers
The prime factorization of 7220145 is 15 × 481343.
Since it has a total of 2 prime factors.
10 , 9 , 94 , 11 , 736 , 678 , 2436 , 46 , 4750 , 39440 , 683662 , 898431 , 5190258 , 6434369 , 48880488 , 77533677 , 17761648 , 398891061 , 6105726892 , 2165345147
n×2
14440290
n×3
21660435
n×4
28880580
n×5
36100725
n÷2
3610072.5
n÷3
2406715
n÷3
1805036.25
n÷5
1444029
n2
52130493821025
n3
3.763897243094E+20
n4
2.7175883860239E+27
n5
1.9621382197409E+34
2 √n
2687.0327500795
3 √n
193.27779981161
4 √n
51.836596629018
5 √n
23.534728028778
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
-7220144
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 7220145 can be divided by 4 positive divisors.
The sum of these divisors (counting 7220145) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011100010101110110001
3
Ternary
111120211011210
4
Quaternary
123202232301
5
Quinary
3322021040
6
Senary
414430333
8
Octal
33425661
10
Decimal
7220145
12
Duodecimal
25023a9
16
Hexadecimal
6e2bb1
20
Vigesimal
252a75
36
Base36
4ar3l
md5
7afa576b2c171ed5bfcc2d0c17536fa3
sha1
e54777773ae9cc01cdf755da6e100ae289570d66
sha256
241d81c510a02e81cbce02403c9880438f40afe89f297d368a3c5ebc0029dbf0
sha512
bacb17b58d69ecbbe9f14d913601e1c4895823cc3b9382982ab0baa15fa0ffedbead17bff6b9a56544e9b588fe1d4a03eba08598d1811c9baca82f29380bbda6
ripemd-160
86aa56a781c163492825b9dc44986bc836677154
Diameter
14440290
Circumference
45365508.979706
Area
1.6377277641614E+14
Volume
1.5766175903695E+21
Surface area
6.5509110566456E+14
Circumference
45365508.979706
Perimeter
28880580
Area
52130493821025
Diagonal
10210826.9813
Surface area
312782962926150
Volume
3.763897243094E+20
Space diagonal
12505657.978014
Perimeter
21660435
Area
22573165980418
Altitude
6252828.9890072
Surface area
22573165980418
Volume
4.4357954404686E+19
Height
3403608.9937668