30397721 is an odd 8-digits composite number following 30397720
and preceding 30397722 . In scientific notation, it is written as 3.0397721 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 30386532 positive integers (up to 30397721) that are relatively prime to 30397721.
30397721 has 4 divisors, whose sum is 30408912
The reverse of 30397721 is 12779303
Previous prime number is 4643
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty million three hundred ninety-seven thousand seven hundred twenty-one
Scientific notation
3.0397721 × 10^7
Engineering notation
3.0397721 × 10^6
Prime Factorization
4643 × 6547
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30397721
Product of the distinct prime numbers
The prime factorization of 30397721 is 4643 × 6547.
Since it has a total of 2 prime factors.
1 , 1 , 70 , 99 , 592 , 1 , 6009 , 7124 , 94128 , 23412 , 681608 , 750148 , 5783700 , 2305940 , 12730812 , 75625123 , 857753723 , 161911343 , 4977322796 , 8175394550
n×2
60795442
n×3
91193163
n×4
121590884
n×5
151988605
n÷2
15198860.5
n÷3
10132573.666667
n÷3
7599430.25
n÷5
6079544.2
n2
924021441993841
n3
2.8088145991746E+22
n4
8.5381562526438E+29
n5
2.5954049162227E+37
2 √n
5513.4128269158
3 √n
312.09035091505
4 √n
74.252359066334
5 √n
31.373878107797
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
-30397720
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 30397721 can be divided by 4 positive divisors.
The sum of these divisors (counting 30397721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110011111101010100011001
3
Ternary
2010012100211112
4
Quaternary
1303331110121
5
Quinary
30240211341
6
Senary
3003310105
8
Octal
163752431
10
Decimal
30397721
12
Duodecimal
a21b335
16
Hexadecimal
1cfd519
20
Vigesimal
99je61
36
Base36
i3j15
md5
05659a831972c4d7539aebe3ab6998a3
sha1
79213b5cd50df45aa2cb214486c3651927aea1fd
sha256
ae7e1364cad5d95ded49f3816d2ab1a148f8d522f34b007242f6ae02de45fdd1
sha512
bdc9a99b5a2d4ab1b00772ed13a505ff7cd5b0bbbefa7b47feecefc4ceccc78948340ba4c7860abf071a69676d969c053a18e27d66e92d7b5e7e7446951569e4
ripemd-160
206883bd6cd8e66bdef0c78fb19240e64ccf4e7f
Diameter
60795442
Circumference
190994513.95894
Area
2.9028989739273E+15
Volume
1.1765535080084E+23
Surface area
1.1611595895709E+16
Circumference
190994513.95894
Perimeter
121590884
Area
924021441993841
Diagonal
42988869.303433
Surface area
5544128651963046
Volume
2.8088145991746E+22
Space diagonal
52650397.206303
Perimeter
91193163
Area
4.001130212041E+14
Altitude
26325198.603152
Surface area
4.001130212041E+14
Volume
3.3102197502869E+21
Height
14329623.101144