30871009 is an odd 8-digits composite number following 30871008
and preceding 30871010 . In scientific notation, it is written as 3.0871009 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 27576720 positive integers (up to 30871009) that are relatively prime to 30871009.
30871009 has 8 divisors, whose sum is 34318592
The reverse of 30871009 is 90017803
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty million eight hundred seventy-one thousand nine
Scientific notation
3.0871009 × 10^7
Engineering notation
3.0871009 × 10^6
Prime Factorization
31 × 13 × 76603
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30871009
Product of the distinct prime numbers
The prime factorization of 30871009 is 31 × 13 × 76603.
Since it has a total of 3 prime factors.
5 , 3 , 72 , 55 , 907 , 249 , 8309 , 9280 , 61082 , 34581 , 53827 , 470579 , 5058486 , 8753154 , 55017185 , 7643495 , 910536561 , 427241061 , 828482725 , 9776174998
n×2
61742018
n×3
92613027
n×4
123484036
n×5
154355045
n÷2
15435504.5
n÷3
10290336.333333
n÷3
7717752.25
n÷5
6174201.8
n2
953019196678081
n3
2.9420664197822E+22
n4
9.0824558923693E+29
n5
2.8038457759544E+37
2 √n
5556.1685539587
3 √n
313.70175001269
4 √n
74.539711254866
5 √n
31.470972601785
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
-30871008
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 30871009 can be divided by 8 positive divisors.
The sum of these divisors (counting 30871009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101110000110111100001
3
Ternary
2011002102001201
4
Quaternary
1311300313201
5
Quinary
30400333014
6
Senary
3021401201
8
Octal
165606741
10
Decimal
30871009
12
Duodecimal
a409201
16
Hexadecimal
1d70de1
20
Vigesimal
9ciha9
36
Base36
ido81
md5
2294c19334524b49e5cbccca7e7929ea
sha1
b03d920cc72de2a8d2dad51e0c21c14163c69da9
sha256
15b8b4548936c2cb9aa5918dd98454591470cbc7d98f0fedbc68fcb0208103ee
sha512
2f551835dc5892471921318c8e8552da62ffe5b4e9f0f28b0d0e1d8f62f995036c3475884177ccf6deb391ecc3368d5a20d8e98b11d8a29d25e956cf9f388b58
ripemd-160
8f25d3131b32fbb541a75226168d57fda72a4643
Diameter
61742018
Circumference
193968270.16661
Area
2.9939981070139E+15
Volume
1.2323699001015E+23
Surface area
1.1975992428056E+16
Circumference
193968270.16661
Perimeter
123484036
Area
953019196678081
Diagonal
43658199.611942
Surface area
5718115180068486
Volume
2.9420664197822E+22
Space diagonal
53470156.068916
Perimeter
92613027
Area
4.1266941730873E+14
Altitude
26735078.034458
Surface area
4.1266941730873E+14
Volume
3.467258526882E+21
Height
14552733.203981