20165449 is an odd 8-digits prime number following 20165448
and preceding 20165450 . In scientific notation, it is written as 2.0165449 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 20165448 positive integers (up to 20165449) that are relatively prime to 20165449.
20165449 has 2 divisors, whose sum is 20165450
The reverse of 20165449 is 94456102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred sixty-five thousand four hundred forty-nine
Scientific notation
2.0165449 × 10^7
Engineering notation
2.0165449 × 10^6
Prime Factorization
20165449
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20165449
Product of the distinct prime numbers
The prime factorization of 20165449 is 20165449.
Since it has a total of 1 prime factors.
1 , 3 , 23 , 45 , 962 , 677 , 5470 , 473 , 65232 , 6107 , 495260 , 865676 , 5896698 , 6355657 , 25653622 , 16578781 , 831796931 , 519815750 , 9817633260 , 6875805130
n×2
40330898
n×3
60496347
n×4
80661796
n×5
100827245
n÷2
10082724.5
n÷3
6721816.3333333
n÷3
5041362.25
n÷5
4033089.8
n2
406645333371601
n3
8.200185731193E+21
n4
1.653604271529E+29
n5
3.33456726037E+36
2 √n
4490.59561751
3 √n
272.18820326121
4 √n
67.011906535406
5 √n
28.901579582797
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20165450
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10082725
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4490.5957288538
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999008205
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20165449 can be divided by 2 positive divisors.
The sum of these divisors (counting 20165449) is 20165450, the average is 10082725.
Base
System
Value
2
Binary
1001100111011001101001001
3
Ternary
1101221111210111
4
Quaternary
1030323031021
5
Quinary
20130243244
6
Senary
2000114321
8
Octal
114731511
10
Decimal
20165449
12
Duodecimal
69059a1
16
Hexadecimal
133b349
20
Vigesimal
660dc9
36
Base36
c07rd
md5
8e644ce916dca1069e19544fcfa12051
sha1
089cda19c52d5a3d99e5588fc85019267482455e
sha256
53bc9ec62518649b564b2994e1b0b2f145ee04db8978284a243db34937bdd0c9
sha512
d333578493301f8f27774e2492c72bdee8e722737a6ee11ea46dbc1abc2fff2efcfa8d1644aa2cdc7c7fb48028a083ecfac1bbbb9ee0f4ae36173a8b29bf77bf
ripemd-160
4ee27d6b667a402976a0fea5dd264e0758538211
Diameter
40330898
Circumference
126703252.86948
Area
1.2775139919368E+15
Volume
3.434885766825E+22
Surface area
5.1100559677472E+15
Circumference
126703252.86948
Perimeter
80661796
Area
406645333371601
Diagonal
28518251.467143
Surface area
2439872000229606
Volume
8.200185731193E+21
Space diagonal
34927582.225439
Perimeter
60496347
Area
1.760825945151E+14
Altitude
17463791.11272
Surface area
1.760825945151E+14
Volume
9.6640115625263E+20
Height
9506083.822381