30405721 is an odd 8-digits prime number following 30405720
and preceding 30405722 . In scientific notation, it is written as 3.0405721 × 10^7.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 30405720 positive integers (up to 30405721) that are relatively prime to 30405721.
30405721 has 2 divisors, whose sum is 30405722
The reverse of 30405721 is 12750403
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
thirty million four hundred five thousand seven hundred twenty-one
Scientific notation
3.0405721 × 10^7
Engineering notation
3.0405721 × 10^6
Prime Factorization
30405721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
30405721
Product of the distinct prime numbers
The prime factorization of 30405721 is 30405721.
Since it has a total of 1 prime factors.
4 , 4 , 4 , 32 , 337 , 803 , 8323 , 7568 , 74692 , 11245 , 583250 , 428449 , 4755022 , 1239334 , 30155859 , 67235375 , 494003833 , 223654598 , 602320690 , 1229527298
n×2
60811442
n×3
91217163
n×4
121622884
n×5
152028605
n÷2
15202860.5
n÷3
10135240.333333
n÷3
7601430.25
n÷5
6081144.2
n2
924507869529841
n3
2.8110328343229E+22
n4
8.5471480082261E+29
n5
2.5988219768383E+37
2 √n
5514.1382826331
3 √n
312.11772691266
4 √n
74.257243974128
5 √n
31.375529314523
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
30405722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15202861
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5514.1383733091
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999342229
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30405721 can be divided by 2 positive divisors.
The sum of these divisors (counting 30405721) is 30405722, the average is 15202861.
Base
System
Value
2
Binary
1110011111111010001011001
3
Ternary
2010012202210211
4
Quaternary
1303333101121
5
Quinary
30240440341
6
Senary
3003411121
8
Octal
163772131
10
Decimal
30405721
12
Duodecimal
a223aa1
16
Hexadecimal
1cff459
20
Vigesimal
9a0e61
36
Base36
i3p7d
md5
1a9e317404c549ef0eebfa1ec8857775
sha1
0e39e5a3dce06d2857abfd74605a7f8f01ce17dc
sha256
4e365ceb21c003731d5f9fb4c896a34674c2446c0f65df0d365c33c3ba55022b
sha512
362373d4c9c5f0675a965633fb91c45b668cd3a305cc957712d8558395d221f8d78feeb621811783dd973cf8611b7a20ad6bbbffe3db5fe1f57309996d87c552
ripemd-160
881255a5779276a4f44ff56ff0d14e9bd171a522
Diameter
60811442
Circumference
191044779.4414
Area
2.9044271311009E+15
Volume
1.1774826801745E+23
Surface area
1.1617708524404E+16
Circumference
191044779.4414
Perimeter
121622884
Area
924507869529841
Diagonal
43000183.011932
Surface area
5547047217179046
Volume
2.8110328343229E+22
Space diagonal
52664253.612764
Perimeter
91217163
Area
4.0032365050574E+14
Altitude
26332126.806382
Surface area
4.0032365050574E+14
Volume
3.3128339654796E+21
Height
14333394.337311