20168508 is an even 8-digits composite number following 20168507
and preceding 20168509 . In scientific notation, it is written as 2.0168508 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 6722832 positive integers (up to 20168508) that are relatively prime to 20168508.
20168508 has 12 divisors, whose sum is 47059880
The reverse of 20168508 is 80586102
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred sixty-eight thousand five hundred eight
Scientific notation
2.0168508 × 10^7
Engineering notation
2.0168508 × 10^6
Prime Factorization
2 × 2 × 3 × 1680709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10084254
Product of the distinct prime numbers
The prime factorization of 20168508 is 2 × 2 × 3 × 1680709.
Since it has a total of 4 prime factors.
4 , 2 , 36 , 94 , 397 , 48 , 9032 , 4734 , 30608 , 18587 , 118012 , 151949 , 8176606 , 9357084 , 78064484 , 76045071 , 332050504 , 694974795 , 2496443409 , 9880837846
n×2
40337016
n×3
60505524
n×4
80674032
n×5
100842540
n÷2
10084254
n÷3
6722836
n÷3
5042127
n÷5
4033701.6
n2
406768714946064
n3
8.2039180815394E+21
n4
1.6546078745887E+29
n5
3.3370972155506E+36
2 √n
4490.9362052917
3 √n
272.20196577179
4 √n
67.014447735483
5 √n
28.902456375254
1 , 2 , 3 , 4 , 6 , 12 , 1680709 , 3361418 , 5042127 , 6722836 , 10084254 , 20168508
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20168507
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20168508 can be divided by 12 positive divisors.
The sum of these divisors (counting 20168508) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111011111100111100
3
Ternary
1101221122222210
4
Quaternary
1030323330330
5
Quinary
20130343013
6
Senary
2000140420
8
Octal
114737474
10
Decimal
20168508
12
Duodecimal
6907710
16
Hexadecimal
133bf3c
20
Vigesimal
661158
36
Base36
c0a4c
md5
8d6d5c2ec83f4d77ca327513865878c5
sha1
697913f5080ba504eb203dbafee51d2593616718
sha256
b6ea588ffca54445245f3a0ced19bbb7fbe39a54dcc384b5f9e55d9419dbb4b4
sha512
e4569381fc9d7e04d8e49c4ad94a58f97d90e10a02ec1b8513ea8250d9edc21a952676efba37a134b05f061679a4936a3b5013e03e708e08889de7782803b40e
ripemd-160
9d9ae9025fd85409d77c3c127866396aca210fb8
Diameter
40337016
Circumference
126722473.13333
Area
1.2779016065847E+15
Volume
3.4364491700822E+22
Surface area
5.1116064263389E+15
Circumference
126722473.13333
Perimeter
80674032
Area
406768714946064
Diagonal
28522577.54643
Surface area
2440612289676384
Volume
8.2039180815394E+21
Space diagonal
34932880.568859
Perimeter
60505524
Area
1.7613602030402E+14
Altitude
17466440.28443
Surface area
1.7613602030402E+14
Volume
9.6684101795924E+20
Height
9507525.8488101