30254987 is an odd 8-digits composite number following 30254986
and preceding 30254988 . In scientific notation, it is written as 3.0254987 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 25907904 positive integers (up to 30254987) that are relatively prime to 30254987.
30254987 has 8 divisors, whose sum is 34610400
The reverse of 30254987 is 78945203
Previous prime number is 2069
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million two hundred fifty-four thousand nine hundred eighty-seven
Scientific notation
3.0254987 × 10^7
Engineering notation
3.0254987 × 10^6
Prime Factorization
7 × 2069 × 2089
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30254987
Product of the distinct prime numbers
The prime factorization of 30254987 is 7 × 2069 × 2089.
Since it has a total of 3 prime factors.
1 , 2 , 86 , 93 , 267 , 718 , 5598 , 1107 , 89311 , 96167 , 804511 , 438962 , 5389778 , 223529 , 55763891 , 34652542 , 520793642 , 582871197 , 396184989 , 1242583295
n×2
60509974
n×3
90764961
n×4
121019948
n×5
151274935
n÷2
15127493.5
n÷3
10084995.666667
n÷3
7563746.75
n÷5
6050997.4
n2
915364238370169
n3
2.7694333132154E+22
n4
8.37891688887E+29
n5
2.5350402154684E+37
2 √n
5500.4533449526
3 √n
311.60110580468
4 √n
74.165041259023
5 √n
31.344359093631
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30254986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30254987 can be divided by 8 positive divisors.
The sum of these divisors (counting 30254987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110011011010011110001011
3
Ternary
2002221010001002
4
Quaternary
1303122132023
5
Quinary
30221124422
6
Senary
3000245215
8
Octal
163323613
10
Decimal
30254987
12
Duodecimal
a17080b
16
Hexadecimal
1cda78b
20
Vigesimal
991h97
36
Base36
i0gwb
md5
aeee432645d7fe244d6533c87e17c500
sha1
519cc90fe552721f186b907bee260573eed58a0c
sha256
23c77c66c981829303c1aa9cb752fd12054fdc5e13630b180925d70d4e5348d9
sha512
b1d3b69f11ea74d865af78e9c6ce8c88aa836ccae0a883ab832f6c7f3af4d87f9de2437c7642ec5a49ac5c95250836a2e80e516ae37bca1aadf1f63fb82eb837
ripemd-160
b9bd7d88a67103ba5ccdd7746f2ff1f7a82971a5
Diameter
60509974
Circumference
190097689.78731
Area
2.8757015666225E+15
Volume
1.1600575135206E+23
Surface area
1.150280626649E+16
Circumference
190097689.78731
Perimeter
121019948
Area
915364238370169
Diagonal
42787012.944822
Surface area
5492185430221014
Volume
2.7694333132154E+22
Space diagonal
52403174.666336
Perimeter
90764961
Area
3.9636434207218E+14
Altitude
26201587.333168
Surface area
3.9636434207218E+14
Volume
3.2638084596976E+21
Height
14262337.648274