30308891 is an odd 8-digits composite number following 30308890
and preceding 30308892 . In scientific notation, it is written as 3.0308891 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 30259152 positive integers (up to 30308891) that are relatively prime to 30308891.
30308891 has 4 divisors, whose sum is 30358632
The reverse of 30308891 is 19880303
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty million three hundred eight thousand eight hundred ninety-one
Scientific notation
3.0308891 × 10^7
Engineering notation
3.0308891 × 10^6
Prime Factorization
617 × 49123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30308891
Product of the distinct prime numbers
The prime factorization of 30308891 is 617 × 49123.
Since it has a total of 2 prime factors.
1 , 8 , 33 , 68 , 185 , 80 , 2193 , 8988 , 69428 , 51685 , 346897 , 48455 , 9846592 , 7858843 , 92706511 , 92896877 , 750386634 , 192334799 , 8087741810 , 2219791376
n×2
60617782
n×3
90926673
n×4
121235564
n×5
151544455
n÷2
15154445.5
n÷3
10102963.666667
n÷3
7577222.75
n÷5
6061778.2
n2
918628873649881
n3
2.7842622400907E+22
n4
8.4387900750325E+29
n5
2.5577036855604E+37
2 √n
5505.3511241337
3 √n
311.78605140988
4 √n
74.198053371592
5 √n
31.355520119831
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
-30308890
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 30308891 can be divided by 4 positive divisors.
The sum of these divisors (counting 30308891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110011100111101000011011
3
Ternary
2010000211222112
4
Quaternary
1303213220123
5
Quinary
30224341031
6
Senary
3001342535
8
Octal
163475033
10
Decimal
30308891
12
Duodecimal
a197a4b
16
Hexadecimal
1ce7a1b
20
Vigesimal
998c4b
36
Base36
i1mhn
md5
f5a05b3f731c76b845d17960a571ca80
sha1
30b736e3a364dc0690070ad9eec1ac98c0bb43a4
sha256
22ee17f00b2dfd98bd7b6b1814452416fb73b474969f6da45ca05d3d8d79fb30
sha512
beeacb7bbf64d043f86d2a9af9b11f2281e66c97390da330c9a29f7f920393aa5e8e69a7c57224772e5f023810612deb1dd27e40308807fc1ddca06552f4e2ed
ripemd-160
fa5ed50e49083ae74a7bd42361c72fff7b3c54c4
Diameter
60617782
Circumference
190436378.60811
Area
2.8859577208339E+15
Volume
1.1662690398849E+23
Surface area
1.1543830883336E+16
Circumference
190436378.60811
Perimeter
121235564
Area
918628873649881
Diagonal
42863244.712688
Surface area
5511773241899286
Volume
2.7842622400907E+22
Space diagonal
52496539.133067
Perimeter
90926673
Area
3.9777797061534E+14
Altitude
26248269.566534
Surface area
3.9777797061534E+14
Volume
3.2812845176163E+21
Height
14287748.237563