30207989 is an odd 8-digits composite number following 30207988
and preceding 30207990 . In scientific notation, it is written as 3.0207989 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 25635600 positive integers (up to 30207989) that are relatively prime to 30207989.
30207989 has 8 divisors, whose sum is 34866048
The reverse of 30207989 is 98970203
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million two hundred seven thousand nine hundred eighty-nine
Scientific notation
3.0207989 × 10^7
Engineering notation
3.0207989 × 10^6
Prime Factorization
7 × 101 × 42727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30207989
Product of the distinct prime numbers
The prime factorization of 30207989 is 7 × 101 × 42727.
Since it has a total of 3 prime factors.
9 , 9 , 47 , 34 , 436 , 526 , 8385 , 9973 , 20456 , 66003 , 142852 , 285542 , 6993855 , 5520495 , 29797688 , 1266390 , 825642212 , 660743684 , 8394733426 , 3462248133
n×2
60415978
n×3
90623967
n×4
120831956
n×5
151039945
n÷2
15103994.5
n÷3
10069329.666667
n÷3
7551997.25
n÷5
6041597.8
n2
912522599424121
n3
2.7565472645655E+22
n4
8.3269749445975E+29
n5
2.5154116752968E+37
2 √n
5496.1794912466
3 √n
311.4396754671
4 √n
74.136222531544
5 √n
31.334614991741
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
-30207988
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 30207989 can be divided by 8 positive divisors.
The sum of these divisors (counting 30207989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110011001110111111110101
3
Ternary
2002211201120102
4
Quaternary
1303032333311
5
Quinary
30213123424
6
Senary
2555243445
8
Octal
163167765
10
Decimal
30207989
12
Duodecimal
a149585
16
Hexadecimal
1cceff5
20
Vigesimal
98fjj9
36
Base36
hzgmt
md5
08ed6eb38931002d96bfb57fac6e5876
sha1
9130a2661798e73b1384244c252bab20fda606ff
sha256
15a8e5e8537790a6853f1ff4e457e60453bbc9d3d473cd778cbd9fbbeb407ea5
sha512
eec17792c64b2f5f64bc6bd834e75b8ffa5c4254b8ae25c40f10468e4d6ebfa42401861efa5f3f7307269464cccbc2c80ff1e0a0eb61e7eb6ef0ed6e4a8d513e
ripemd-160
32fd122bbf46b659c83c4106c6861eb18a6e39b3
Diameter
60415978
Circumference
189802392.64424
Area
2.8667742945855E+15
Volume
1.1546598180843E+23
Surface area
1.1467097178342E+16
Circumference
189802392.64424
Perimeter
120831956
Area
912522599424121
Diagonal
42720547.735817
Surface area
5475135596544726
Volume
2.7565472645655E+22
Space diagonal
52321771.742482
Perimeter
90623967
Area
3.9513387631435E+14
Altitude
26160885.871241
Surface area
3.9513387631435E+14
Volume
3.2486221057259E+21
Height
14240182.578606