20850489 is an odd 8-digits composite number following 20850488
and preceding 20850490 . In scientific notation, it is written as 2.0850489 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 12085920 positive integers (up to 20850489) that are relatively prime to 20850489.
20850489 has 24 divisors, whose sum is 34287552
The reverse of 20850489 is 98405802
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million eight hundred fifty thousand four hundred eighty-nine
Scientific notation
2.0850489 × 10^7
Engineering notation
2.0850489 × 10^6
Prime Factorization
3 × 3 × 11 × 23 × 9157
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6950163
Product of the distinct prime numbers
The prime factorization of 20850489 is 3 × 3 × 11 × 23 × 9157.
Since it has a total of 5 prime factors.
1 , 1 , 53 , 94 , 302 , 892 , 83 , 6109 , 33038 , 47268 , 910437 , 486628 , 3862354 , 8854655 , 80912389 , 38915002 , 750164853 , 749868113 , 1687450884 , 3238874053
n×2
41700978
n×3
62551467
n×4
83401956
n×5
104252445
n÷2
10425244.5
n÷3
6950163
n÷3
5212622.25
n÷5
4170097.8
n2
434742891539121
n3
9.0646018778646E+21
n4
1.890013817438E+29
n5
3.9407712310338E+36
2 √n
4566.2335682705
3 √n
275.23611236967
4 √n
67.573911891132
5 √n
29.095327428991
1 , 3 , 9 , 11 , 23 , 33 , 69 , 99 , 207 , 253 , 759 , 2277 , 9157 , 27471 , 82413 , 100727 , 210611 , 302181 , 631833 , 906543 , 1895499 , 2316721 , 6950163 , 20850489
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20850488
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20850489 can be divided by 24 positive divisors.
The sum of these divisors (counting 20850489) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111100010011100111001
3
Ternary
1110020022111100
4
Quaternary
1033202130321
5
Quinary
20314203424
6
Senary
2022522013
8
Octal
117423471
10
Decimal
20850489
12
Duodecimal
6b96309
16
Hexadecimal
13e2739
20
Vigesimal
6a6649
36
Base36
cewc9
md5
05d9339e693cc25c3b7c4ff5bea8115b
sha1
0d38f787e09c55f64a3d445c679573b03145c05e
sha256
b8570038562ca5fae207bebcf92bd71d9ae7a5f00b3c1c58ff8bd8b516248c3f
sha512
ad6f944574f9cba14e8fe105f80e14d8293a53fea8f52241ebeb9c2899cf3439f107a074d1e4660f74ad3d04707f82d576bf873411dc2984664c5863d44b2eeb
ripemd-160
4d167ad99320d7da8b78dbb09784e00a4d2a742a
Diameter
41700978
Circumference
131007486.13231
Area
1.3657850742597E+15
Volume
3.7969715556288E+22
Surface area
5.4631402970387E+15
Circumference
131007486.13231
Perimeter
83401956
Area
434742891539121
Diagonal
29487044.325911
Surface area
2608457349234726
Volume
9.0646018778646E+21
Space diagonal
36114106.310656
Perimeter
62551467
Area
1.8824919409379E+14
Altitude
18057053.155328
Surface area
1.8824919409379E+14
Volume
1.0682735760991E+21
Height
9829014.7753037