20565290 is an even 8-digits composite number following 20565289
and preceding 20565291 . In scientific notation, it is written as 2.0565290 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 8213136 positive integers (up to 20565290) that are relatively prime to 20565290.
20565290 has 16 divisors, whose sum is 37075968
The reverse of 20565290 is 09256502
Previous prime number is 863
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million five hundred sixty-five thousand two hundred ninety
Scientific notation
2.0565290 × 10^7
Engineering notation
2.0565290 × 10^6
Prime Factorization
2 × 5 × 863 × 2383
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20565290
Product of the distinct prime numbers
The prime factorization of 20565290 is 2 × 5 × 863 × 2383.
Since it has a total of 4 prime factors.
2 , 6 , 34 , 99 , 406 , 948 , 4930 , 4444 , 20213 , 52745 , 207898 , 488432 , 1439243 , 5453252 , 69686612 , 86617313 , 585633082 , 540373990 , 4286255250 , 8032638379
n×2
41130580
n×3
61695870
n×4
82261160
n×5
102826450
n÷2
10282645
n÷3
6855096.6666667
n÷3
5141322.5
n÷5
4113058
n2
422931152784100
n3
8.6977018070393E+21
n4
1.7887075999529E+29
n5
3.6785290518235E+36
2 √n
4534.896911728
3 √n
273.97542713903
4 √n
67.341643221175
5 √n
29.015293476391
1 , 2 , 5 , 10 , 863 , 1726 , 2383 , 4315 , 4766 , 8630 , 11915 , 23830 , 2056529 , 4113058 , 10282645 , 20565290
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20565289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20565290 can be divided by 16 positive divisors.
The sum of these divisors (counting 20565290) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110011100110100101010
3
Ternary
1102200211021102
4
Quaternary
1032130310222
5
Quinary
20231042130
6
Senary
2012441402
8
Octal
116346452
10
Decimal
20565290
12
Duodecimal
6a79262
16
Hexadecimal
139cd2a
20
Vigesimal
68ad4a
36
Base36
c8sa2
md5
d29b2eecee70457af215046ed6884b54
sha1
2074044d4bf91de74f0c3b6a816f237d87e52b88
sha256
ba6e47cacbe4ccb90d0519d688fa242a68103c60863695168cd2110ed2514040
sha512
5235cea27f26edbd125c4712b012ec4344173855df1d51979186a8c352c05f39b280ff230b5900f13f63fc050539de80902c5aca9a64c6b5846875f63ff75056
ripemd-160
4db4a13c9df2992979961bcd44ceba69bee13894
Diameter
41130580
Circumference
129215527.96589
Area
1.3286774025608E+15
Volume
3.6432848133479E+22
Surface area
5.3147096102432E+15
Circumference
129215527.96589
Perimeter
82261160
Area
422931152784100
Diagonal
29083712.032136
Surface area
2537586916704600
Volume
8.6977018070393E+21
Space diagonal
35620127.152388
Perimeter
61695870
Area
1.8313456118143E+14
Altitude
17810063.576194
Surface area
1.8313456118143E+14
Volume
1.0250339880827E+21
Height
9694570.6773786