20808510 is an even 8-digits composite number following 20808509
and preceding 20808511 . In scientific notation, it is written as 2.0808510 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors.
There are 5222400 positive integers (up to 20808510) that are relatively prime to 20808510.
20808510 has 32 divisors, whose sum is 52879392
The reverse of 20808510 is 01580802
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million eight hundred eight thousand five hundred ten
Scientific notation
2.0808510 × 10^7
Engineering notation
2.0808510 × 10^6
Prime Factorization
2 × 3 × 5 × 17 × 40801
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20808510
Product of the distinct prime numbers
The prime factorization of 20808510 is 2 × 3 × 5 × 17 × 40801.
Since it has a total of 5 prime factors.
1 , 9 , 39 , 41 , 321 , 444 , 9291 , 1557 , 99345 , 3842 , 961311 , 370878 , 9820373 , 3059415 , 25423100 , 68103526 , 637759533 , 26272772 , 797699654 , 9949949449
n×2
41617020
n×3
62425530
n×4
83234040
n×5
104042550
n÷2
10404255
n÷3
6936170
n÷3
5202127.5
n÷5
4161702
n2
432994088420100
n3
9.0099618188305E+21
n4
1.8748388060675E+29
n5
3.9012602044444E+36
2 √n
4561.6345754565
3 √n
275.05127418581
4 √n
67.539873966839
5 √n
29.08360225968
1 , 2 , 3 , 5 , 6 , 10 , 15 , 17 , 30 , 34 , 51 , 85 , 102 , 170 , 255 , 510 , 40801 , 81602 , 122403 , 204005 , 244806 , 408010 , 612015 , 693617 , 1224030 , 1387234 , 2080851 , 3468085 , 4161702 , 6936170 , 10404255 , 20808510
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20808509
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20808510 can be divided by 32 positive divisors.
The sum of these divisors (counting 20808510) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001111011000001100111110
3
Ternary
1110011011220120
4
Quaternary
1033120030332
5
Quinary
20311333020
6
Senary
2021555410
8
Octal
117301476
10
Decimal
20808510
12
Duodecimal
6b75b66
16
Hexadecimal
13d833e
20
Vigesimal
6a115a
36
Base36
cdzy6
md5
25b1b3afd578f19c5249e41bee18dc21
sha1
86c11ad3748ecfc8e5f95ecff58ff3d31b8f16b6
sha256
cc7dfac36ce5a3cd6eeceb6a0567c8ea43ec567cece6d897e203c02329a866cd
sha512
ed9de3b142a065bcb05355052f8ea1d9a73ecc8f2df7a1735885e7dcadcbdced5a75bca2db6bb2451893f45fb414be356b78d48c2dbc751aac5f8ca0d2463f3a
ripemd-160
479dc0cf41f2c26e9496c3163e33cda115e48aa4
Diameter
41617020
Circumference
130743724.2963
Area
1.3602910472284E+15
Volume
3.7740839812217E+22
Surface area
5.4411641889136E+15
Circumference
130743724.2963
Perimeter
83234040
Area
432994088420100
Diagonal
29427677.054776
Surface area
2597964530520600
Volume
9.0099618188305E+21
Space diagonal
36041396.549805
Perimeter
62425530
Area
1.8749194013015E+14
Altitude
18020698.274903
Surface area
1.8749194013015E+14
Volume
1.0618341833878E+21
Height
9809225.6849254