20308894 is an even 8-digits composite number following 20308893
and preceding 20308895 . In scientific notation, it is written as 2.0308894 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 10131960 positive integers (up to 20308894) that are relatively prime to 20308894.
20308894 has 8 divisors, whose sum is 30530808
The reverse of 20308894 is 49880302
Previous prime number is 461
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million three hundred eight thousand eight hundred ninety-four
Scientific notation
2.0308894 × 10^7
Engineering notation
2.0308894 × 10^6
Prime Factorization
2 × 461 × 22027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20308894
Product of the distinct prime numbers
The prime factorization of 20308894 is 2 × 461 × 22027.
Since it has a total of 3 prime factors.
5 , 5 , 13 , 68 , 507 , 643 , 9007 , 2708 , 83041 , 50611 , 578478 , 352662 , 6344440 , 3503308 , 25837630 , 90449906 , 419384418 , 996298960 , 5855967513 , 1451086381
n×2
40617788
n×3
60926682
n×4
81235576
n×5
101544470
n÷2
10154447
n÷3
6769631.3333333
n÷3
5077223.5
n÷5
4061778.8
n2
412451175503236
n3
8.3764272034706E+21
n4
1.70115972174E+29
n5
3.4548672465887E+36
2 √n
4506.5390267921
3 √n
272.83207391134
4 √n
67.130760660014
5 √n
28.942580811347
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
-20308893
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 20308894 can be divided by 8 positive divisors.
The sum of these divisors (counting 20308894) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011110001110011110
3
Ternary
1102012210120021
4
Quaternary
1031132032132
5
Quinary
20144341034
6
Senary
2003142354
8
Octal
115361636
10
Decimal
20308894
12
Duodecimal
69749ba
16
Hexadecimal
135e39e
20
Vigesimal
66ic4e
36
Base36
c3afy
md5
66aad4b19ec2883b438a2439b5e0b915
sha1
13686141984e3e0fa457bb814862a71d45dc0d1b
sha256
1bd0a9f05a80902fda83e8a2b1668f3c0d17f20372b22d2b854a3ae185cec294
sha512
cefe9f210e745de4d623f6103ffaca9664f21647720e3548f78fc3c4a7f9ff88774ddca32bd144ccac8da6ba1e31352bee67f158b03bc8fec3410d624e9a2aec
ripemd-160
a1e0ff1f1a521cdf2df0fa344acdec4d8b1a904d
Diameter
40617788
Circumference
127604544.38587
Area
1.2957535829254E+15
Volume
3.5087096221004E+22
Surface area
5.1830143317018E+15
Circumference
127604544.38587
Perimeter
81235576
Area
412451175503236
Diagonal
28721113.331598
Surface area
2474707053019416
Volume
8.3764272034706E+21
Space diagonal
35176036.253531
Perimeter
60926682
Area
1.7859659790328E+14
Altitude
17588018.126765
Surface area
1.7859659790328E+14
Volume
9.8717141294826E+20
Height
9573704.4438659