20452389 is an odd 8-digits composite number following 20452388
and preceding 20452390 . In scientific notation, it is written as 2.0452389 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13462176 positive integers (up to 20452389) that are relatively prime to 20452389.
20452389 has 8 divisors, whose sum is 27615360
The reverse of 20452389 is 98325402
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million four hundred fifty-two thousand three hundred eighty-nine
Scientific notation
2.0452389 × 10^7
Engineering notation
2.0452389 × 10^6
Prime Factorization
3 × 79 × 86297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20452389
Product of the distinct prime numbers
The prime factorization of 20452389 is 3 × 79 × 86297.
Since it has a total of 3 prime factors.
5 , 10 , 3 , 31 , 324 , 894 , 6192 , 6679 , 10501 , 86013 , 701142 , 212380 , 4694717 , 8630429 , 88615709 , 25809588 , 15492971 , 510020608 , 4060004413 , 8045071374
n×2
40904778
n×3
61357167
n×4
81809556
n×5
102261945
n÷2
10226194.5
n÷3
6817463
n÷3
5113097.25
n÷5
4090477.8
n2
418300215807321
n3
8.5552387324753E+21
n4
1.7497507054445E+29
n5
3.5786582080776E+36
2 √n
4522.4317573624
3 √n
273.47314266696
4 √n
67.249027928755
5 √n
28.983365183049
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
-20452388
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 20452389 can be divided by 8 positive divisors.
The sum of these divisors (counting 20452389) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000001010000100101
3
Ternary
1102111002101220
4
Quaternary
1032001100211
5
Quinary
20213434024
6
Senary
2010210553
8
Octal
116012045
10
Decimal
20452389
12
Duodecimal
6a23a59
16
Hexadecimal
1381425
20
Vigesimal
67gaj9
36
Base36
c6d5x
md5
03f3fa81a4efe5666dfcfdf258c50816
sha1
0bfc4c5cc8c278fb18a0ac4f0dd6d057a9e03e4e
sha256
e59025db43d8bc7821bf4aabc6268f026e8afcfb0ecd08472e61587ae744164b
sha512
9e1d63a5f87474deb72dad2f050bda1abee71d1f1405c81a6152f2d710f927876bc540a375e42fc4f70955ca3f0904c77ce1e9e3063909991994e952a539e0b2
ripemd-160
ee425a1b10f906a8695a8f1d6ef7a4ebc1b9c59a
Diameter
40904778
Circumference
128506150.06152
Area
1.3141288849753E+15
Volume
3.5836100202202E+22
Surface area
5.2565155399012E+15
Circumference
128506150.06152
Perimeter
81809556
Area
418300215807321
Diagonal
28924045.90673
Surface area
2509801294843926
Volume
8.5552387324753E+21
Space diagonal
35424576.884163
Perimeter
61357167
Area
1.8112930664883E+14
Altitude
17712288.442081
Surface area
1.8112930664883E+14
Volume
1.0082445537338E+21
Height
9641348.6355768