30391750 is an even 8-digits composite number following 30391749
and preceding 30391751 . In scientific notation, it is written as 3.0391750 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 11440000 positive integers (up to 30391750) that are relatively prime to 30391750.
30391750 has 16 divisors, whose sum is 47975616
The reverse of 30391750 is 05719303
Previous prime number is 25
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty million three hundred ninety-one thousand seven hundred fifty
Scientific notation
3.0391750 × 10^7
Engineering notation
3.0391750 × 10^6
Prime Factorization
2 × 85 × 25 × 7151
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30391750
Product of the distinct prime numbers
The prime factorization of 30391750 is 2 × 85 × 25 × 7151.
Since it has a total of 4 prime factors.
8 , 3 , 12 , 87 , 889 , 616 , 9231 , 3853 , 10330 , 24847 , 725649 , 207193 , 2237462 , 3356685 , 61064102 , 45722179 , 683975247 , 837723226 , 1433419626 , 7528641669
n×2
60783500
n×3
91175250
n×4
121567000
n×5
151958750
n÷2
15195875
n÷3
10130583.333333
n÷3
7597937.5
n÷5
6078350
n2
923658468062500
n3
2.8071597246738E+22
n4
8.5314496562356E+29
n5
2.592856850899E+37
2 √n
5512.8713026879
3 √n
312.06991502434
4 √n
74.24871246485
5 √n
31.37264546179
1 , 2 , 25 , 50 , 85 , 170 , 2125 , 4250 , 7151 , 14302 , 178775 , 357550 , 607835 , 1215670 , 15195875 , 30391750
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30391749
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30391750 can be divided by 16 positive divisors.
The sum of these divisors (counting 30391750) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110011111011110111000110
3
Ternary
2010012001122101
4
Quaternary
1303323313012
5
Quinary
30240014000
6
Senary
3003222314
8
Octal
163736706
10
Decimal
30391750
12
Duodecimal
a21799a
16
Hexadecimal
1cfbdc6
20
Vigesimal
99ij7a
36
Base36
i3efa
md5
048ee0fcba78be7c5a70ef6e683f7228
sha1
9be6771038200bc4e440ac1eb50645594158402b
sha256
3d789dd8886a3c68850f3dce617dd83685db1598fbbe6d0ca3cfcdb5243ce129
sha512
a1bb76c4e0e5acb516bfe2f9fd0c27c80a0daa95a16ae14e247bbd1b9d9f1a7cb8adb786c1d8808f4b9eba45f145c4be6cecc2d1c3115a836d17d620d5be96fe
ripemd-160
5a34db7282f90e9787ad1595725db5e78ad57e8d
Diameter
60783500
Circumference
190956997.05948
Area
2.9017586576912E+15
Volume
1.1758603157985E+23
Surface area
1.1607034630765E+16
Circumference
190956997.05948
Perimeter
121567000
Area
923658468062500
Diagonal
42980425.034253
Surface area
5541950808375000
Volume
2.8071597246738E+22
Space diagonal
52640055.130931
Perimeter
91175250
Area
3.9995584888137E+14
Altitude
26320027.565466
Surface area
3.9995584888137E+14
Volume
3.3082694619844E+21
Height
14326808.344751