30508749 is an odd 8-digits composite number following 30508748
and preceding 30508750 . In scientific notation, it is written as 3.0508749 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 20339160 positive integers (up to 30508749) that are relatively prime to 30508749.
30508749 has 4 divisors, whose sum is 33898620
The reverse of 30508749 is 94780503
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty million five hundred eight thousand seven hundred forty-nine
Scientific notation
3.0508749 × 10^7
Engineering notation
3.0508749 × 10^6
Prime Factorization
9 × 3389861
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30508749
Product of the distinct prime numbers
The prime factorization of 30508749 is 9 × 3389861.
Since it has a total of 2 prime factors.
8 , 3 , 97 , 80 , 784 , 269 , 1426 , 7557 , 1178 , 12173 , 609334 , 302234 , 1329822 , 9517465 , 64708805 , 28413683 , 256552816 , 111665511 , 376447967 , 3158339935
n×2
61017498
n×3
91526247
n×4
122034996
n×5
152543745
n÷2
15254374.5
n÷3
10169583
n÷3
7627187.25
n÷5
6101749.8
n2
930783765545001
n3
2.8397048276287E+22
n4
8.6635841820213E+29
n5
2.6431511524966E+37
2 √n
5523.4725490401
3 √n
312.46986034655
4 √n
74.320068279302
5 √n
31.396763381543
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
-30508748
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 30508749 can be divided by 4 positive divisors.
The sum of these divisors (counting 30508749) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110100011000011011001101
3
Ternary
2010102000010200
4
Quaternary
1310120123031
5
Quinary
30302234444
6
Senary
3005524113
8
Octal
164303315
10
Decimal
30508749
12
Duodecimal
a273639
16
Hexadecimal
1d186cd
20
Vigesimal
9adbh9
36
Base36
i5wp9
md5
f5d02faa6b7c38b8982953a3d34827b5
sha1
c6210d6fb136a49019b6ba36944f749bd1bdfec6
sha256
8ce153d88b8f69344998c331b3567f7baefe85a44cb44a6baa027754d90bfb84
sha512
7d8a15a60ab84d0aac362f8e75840b3215bac0689c31144a0f16c5d255fb035094efc57be2a2bd560399758b54b86969035255411f90306d2f3842e66e0e668e
ripemd-160
09ed0a5b8d4ed8bb248e0a762fd37d86968b7b68
Diameter
61017498
Circumference
191692123.45723
Area
2.9241434399168E+15
Volume
1.1894927766456E+23
Surface area
1.1696573759667E+16
Circumference
191692123.45723
Perimeter
122034996
Area
930783765545001
Diagonal
43145886.606837
Surface area
5584702593270006
Volume
2.8397048276287E+22
Space diagonal
52842703.343366
Perimeter
91526247
Area
4.0304119319605E+14
Altitude
26421351.671683
Surface area
4.0304119319605E+14
Volume
3.3466242336408E+21
Height
14381962.202279