20136645 is an odd 8-digits composite number following 20136644
and preceding 20136646 . In scientific notation, it is written as 2.0136645 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 10739520 positive integers (up to 20136645) that are relatively prime to 20136645.
20136645 has 8 divisors, whose sum is 28638848
The reverse of 20136645 is 54663102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred thirty-six thousand six hundred forty-five
Scientific notation
2.0136645 × 10^7
Engineering notation
2.0136645 × 10^6
Prime Factorization
15 × 3 × 447481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20136645
Product of the distinct prime numbers
The prime factorization of 20136645 is 15 × 3 × 447481.
Since it has a total of 3 prime factors.
3 , 3 , 15 , 71 , 461 , 624 , 9041 , 5447 , 92021 , 38150 , 453593 , 988139 , 6771325 , 6889937 , 25919145 , 29005619 , 244904139 , 181608080 , 5690253175 , 3394034209
n×2
40273290
n×3
60409935
n×4
80546580
n×5
100683225
n÷2
10068322.5
n÷3
6712215
n÷3
5034161.25
n÷5
4027329
n2
405484471856025
n3
8.1650968627773E+21
n4
1.6441765691636E+29
n5
3.3108199890565E+36
2 √n
4487.3873244907
3 √n
272.05854510406
4 √n
66.98796402706
5 √n
28.893318351943
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
-20136644
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 20136645 can be divided by 8 positive divisors.
The sum of these divisors (counting 20136645) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100001011000101
3
Ternary
1101220001021200
4
Quaternary
1030310023011
5
Quinary
20123333040
6
Senary
1555333113
8
Octal
114641305
10
Decimal
20136645
12
Duodecimal
68b1199
16
Hexadecimal
13342c5
20
Vigesimal
65h1c5
36
Base36
bzlj9
md5
3386145f127e97216a9f7988e20b028d
sha1
90211867161ba88b33336a7d7edbe2281b1fe411
sha256
39e02f0a9b0170c5e5ed9a1f2b1b88e1b7a14aca0a23d5de747dd82026eb6275
sha512
95ded6b75c749106df5af1982db081fde735daae149e38a3a23d66cbb71824587e791473d032c8ee51c349a8326de2b48e539a4f515d8ae4d4703f5dac302a9b
ripemd-160
f7c196aa78143cee516db5ee967c6bff288a20cf
Diameter
40273290
Circumference
126522271.99989
Area
1.2738670379276E+15
Volume
3.4201877759934E+22
Surface area
5.0954681517105E+15
Circumference
126522271.99989
Perimeter
80546580
Area
405484471856025
Diagonal
28477516.459692
Surface area
2432906831136150
Volume
8.1650968627773E+21
Space diagonal
34877692.233978
Perimeter
60409935
Area
1.7557992673372E+14
Altitude
17438846.116989
Surface area
1.7557992673372E+14
Volume
9.6226589345247E+20
Height
9492505.4865641