20158009 is an odd 8-digits composite number following 20158008
and preceding 20158010 . In scientific notation, it is written as 2.0158009 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20148480 positive integers (up to 20158009) that are relatively prime to 20158009.
20158009 has 4 divisors, whose sum is 20167540
The reverse of 20158009 is 90085102
Previous prime number is 6361
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred fifty-eight thousand nine
Scientific notation
2.0158009 × 10^7
Engineering notation
2.0158009 × 10^6
Prime Factorization
6361 × 3169
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20158009
Product of the distinct prime numbers
The prime factorization of 20158009 is 6361 × 3169.
Since it has a total of 2 prime factors.
2 , 8 , 21 , 85 , 972 , 417 , 8504 , 2018 , 97043 , 33199 , 110771 , 688457 , 3919765 , 2767483 , 25440996 , 77012718 , 112226030 , 683175894 , 5620678814 , 1465077299
n×2
40316018
n×3
60474027
n×4
80632036
n×5
100790045
n÷2
10079004.5
n÷3
6719336.3333333
n÷3
5039502.25
n÷5
4031601.8
n2
406345326844081
n3
8.1911127556309E+21
n4
1.6511652464802E+29
n5
3.3284203899036E+36
2 √n
4489.7671431824
3 √n
272.15472472187
4 √n
67.005724704553
5 √n
28.899446632594
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
-20158008
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 20158009 can be divided by 4 positive divisors.
The sum of these divisors (counting 20158009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001011000111001
3
Ternary
1101221010120221
4
Quaternary
1030321120321
5
Quinary
20130024014
6
Senary
2000020041
8
Octal
114713071
10
Decimal
20158009
12
Duodecimal
6901621
16
Hexadecimal
1339639
20
Vigesimal
65jf09
36
Base36
c020p
md5
8eec4b966dff7fd117186258b8665172
sha1
860b4ebb38013a286ae833ecd558725815d318f7
sha256
d742e384e9ba440f4b76bde95909bff3855142d4da143e9a929a0a3df966ea6a
sha512
5d7fc206c462af9511382b65ca3c93b8e3e5b5915ffaa61082cd73e3f8f9a054803eee28987837a5f867a7993059a7d312b685900e5d2ca0555595fae9a18ab5
ripemd-160
d6cb752fc591d6ecfceecb1d2a7ece6650d22dbd
Diameter
40316018
Circumference
126656505.97079
Area
1.2765714936339E+15
Volume
3.4310852877088E+22
Surface area
5.1062859745356E+15
Circumference
126656505.97079
Perimeter
80632036
Area
406345326844081
Diagonal
28507729.718239
Surface area
2438071961064486
Volume
8.1911127556309E+21
Space diagonal
34914695.767431
Perimeter
60474027
Area
1.7595268787803E+14
Altitude
17457347.883715
Surface area
1.7595268787803E+14
Volume
9.6533189582838E+20
Height
9502576.5727463