20158165 is an odd 8-digits composite number following 20158164
and preceding 20158166 . In scientific notation, it is written as 2.0158165 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 16126528 positive integers (up to 20158165) that are relatively prime to 20158165.
20158165 has 4 divisors, whose sum is 24189804
The reverse of 20158165 is 56185102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred fifty-eight thousand one hundred sixty-five
Scientific notation
2.0158165 × 10^7
Engineering notation
2.0158165 × 10^6
Prime Factorization
5 × 4031633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20158165
Product of the distinct prime numbers
The prime factorization of 20158165 is 5 × 4031633.
Since it has a total of 2 prime factors.
5 , 5 , 26 , 54 , 319 , 417 , 2872 , 4368 , 89854 , 45619 , 260701 , 896109 , 7109128 , 6083310 , 72262858 , 53007765 , 81745536 , 138432909 , 9907789911 , 9665146402
n×2
40316330
n×3
60474495
n×4
80632660
n×5
100790825
n÷2
10079082.5
n÷3
6719388.3333333
n÷3
5039541.25
n÷5
4031633
n2
406351616167225
n3
8.1913029267156E+21
n4
1.6512163596172E+29
n5
3.3285491827862E+36
2 √n
4489.7845159874
3 √n
272.15542677579
4 √n
67.00585434115
5 √n
28.899491362207
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
-20158164
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 20158165 can be divided by 4 positive divisors.
The sum of these divisors (counting 20158165) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001011011010101
3
Ternary
1101221010210201
4
Quaternary
1030321123111
5
Quinary
20130030130
6
Senary
2000020501
8
Octal
114713325
10
Decimal
20158165
12
Duodecimal
6901731
16
Hexadecimal
13396d5
20
Vigesimal
65jf85
36
Base36
c0251
md5
69fca11d3fbdee7d1c2e9cf04eca4148
sha1
119515ae33e736fa25f3a53cb98b0206ad9fc082
sha256
dad58d3aa65990e44cb19dadf7adb586f812647e5e01f9bf56c9dde1b9a9549e
sha512
a3e4a147868f1064b451f9f139d229854d34a363031381503007ab2230ee0b80be06ff56ef8fa09785567cf2377134b472a8e93a1a56998f48fa0888375e9e66
ripemd-160
ef1740895f9c191da4e549330caec744b9d5c642
Diameter
40316330
Circumference
126657486.1477
Area
1.2765912521253E+15
Volume
3.4311649463864E+22
Surface area
5.1063650085012E+15
Circumference
126657486.1477
Perimeter
80632660
Area
406351616167225
Diagonal
28507950.335555
Surface area
2438109697003350
Volume
8.1913029267156E+21
Space diagonal
34914965.967357
Perimeter
60474495
Area
1.7595541123484E+14
Altitude
17457482.983678
Surface area
1.7595541123484E+14
Volume
9.6535430770563E+20
Height
9502650.1118515