20002605 is an odd 8-digits composite number following 20002604
and preceding 20002606 . In scientific notation, it is written as 2.0002605 × 10^7.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 8827392 positive integers (up to 20002605) that are relatively prime to 20002605.
20002605 has 16 divisors, whose sum is 27751680
The reverse of 20002605 is 50620002
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million two thousand six hundred five
Scientific notation
2.0002605 × 10^7
Engineering notation
2.0002605 × 10^6
Prime Factorization
5 × 87 × 7 × 6569
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20002605
Product of the distinct prime numbers
The prime factorization of 20002605 is 5 × 87 × 7 × 6569.
Since it has a total of 4 prime factors.
5 , 9 , 66 , 30 , 271 , 178 , 8728 , 2209 , 85309 , 91720 , 652819 , 232707 , 4542176 , 415696 , 64041865 , 33960383 , 21070012 , 408709663 , 5391732600 , 8669876778
n×2
40005210
n×3
60007815
n×4
80010420
n×5
100013025
n÷2
10001302.5
n÷3
6667535
n÷3
5000651.25
n÷5
4000521
n2
400104206786025
n3
8.0031264071792E+21
n4
1.6008337628787E+29
n5
3.2020845429527E+36
2 √n
4472.4271933705
3 √n
271.45354624434
4 √n
66.876207976907
5 √n
28.854749725638
1 , 5 , 7 , 35 , 87 , 435 , 609 , 3045 , 6569 , 32845 , 45983 , 229915 , 571503 , 2857515 , 4000521 , 20002605
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
-20002604
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 20002605 can be divided by 16 positive divisors.
The sum of these divisors (counting 20002605) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010011011100101101
3
Ternary
1101122020102020
4
Quaternary
1030103130231
5
Quinary
20110040410
6
Senary
1552420353
8
Octal
114233455
10
Decimal
20002605
12
Duodecimal
68476b9
16
Hexadecimal
131372d
20
Vigesimal
6506a5
36
Base36
bwq3x
md5
1cd5081c219adf073797a728b956e6d4
sha1
130abfe297a773eca44b95d2644e1972b7d69a6e
sha256
c2ce3b1d09d47f509bb74f969aa079d269d8de3711898d09d583abadff403c5a
sha512
9d411539a354a6e5ef64d44edb35f722ddacc6de730f24a207f2230048a6b2751de177ea689f9d778bb4b15561f7a107f221374f2556d9cc7cd8090d8a5fe1fb
ripemd-160
9eaf7ff879ab54127fa1d8dabecf09afbf0b439e
Diameter
40005210
Circumference
125680073.84132
Area
1.2569644367093E+15
Volume
3.3523417502059E+22
Surface area
5.0278577468374E+15
Circumference
125680073.84132
Perimeter
80010420
Area
400104206786025
Diagonal
28287955.273792
Surface area
2400625240716150
Volume
8.0031264071792E+21
Space diagonal
34645528.143731
Perimeter
60007815
Area
1.7325020361886E+14
Altitude
17322764.071866
Surface area
1.7325020361886E+14
Volume
9.4317749220159E+20
Height
9429318.4245973