20194489 is an odd 8-digits composite number following 20194488
and preceding 20194490 . In scientific notation, it is written as 2.0194489 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 16656192 positive integers (up to 20194489) that are relatively prime to 20194489.
20194489 has 16 divisors, whose sum is 23964928
The reverse of 20194489 is 98449102
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred ninety-four thousand four hundred eighty-nine
Scientific notation
2.0194489 × 10^7
Engineering notation
2.0194489 × 10^6
Prime Factorization
7 × 37 × 103 × 757
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20194489
Product of the distinct prime numbers
The prime factorization of 20194489 is 7 × 37 × 103 × 757.
Since it has a total of 4 prime factors.
6 , 7 , 83 , 75 , 526 , 384 , 3244 , 5843 , 46777 , 78487 , 596990 , 181392 , 9451579 , 4175300 , 78702454 , 54725297 , 41377693 , 863463977 , 6520148255 , 9871893596
n×2
40388978
n×3
60583467
n×4
80777956
n×5
100972445
n÷2
10097244.5
n÷3
6731496.3333333
n÷3
5048622.25
n÷5
4038897.8
n2
407817385971121
n3
8.2356637150026E+21
n4
1.6631502030032E+29
n5
3.3586468479896E+36
2 √n
4493.8278783238
3 √n
272.31879881834
4 √n
67.036019260721
5 √n
28.909898949466
1 , 7 , 37 , 103 , 259 , 721 , 757 , 3811 , 5299 , 26677 , 28009 , 77971 , 196063 , 545797 , 2884927 , 20194489
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
-20194488
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 20194489 can be divided by 16 positive divisors.
The sum of these divisors (counting 20194489) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000010010010111001
3
Ternary
1101222222122001
4
Quaternary
1031002102321
5
Quinary
20132210424
6
Senary
2000501001
8
Octal
115022271
10
Decimal
20194489
12
Duodecimal
691a761
16
Hexadecimal
13424b9
20
Vigesimal
664649
36
Base36
c0u61
md5
eb76be239ba79d6d2577bf0f13131547
sha1
0050f26a8468ee6b91417a9ed67785af000b57cd
sha256
1c43fdcdc1c75d7c89e0503ba9a7e28f718314bccc0b15fe58563e555cedf868
sha512
824961d74092d9ce5be1d3d55bd4b87c9add1d2807c1cd5d1e5992638baad71f1464eae26eafd5c7380a35a8ff197dc066e8dba1a31a30e0a3787e236ffd8946
ripemd-160
cfa55901b0a9cb16fd5ae2aa81d8e55947972758
Diameter
40388978
Circumference
126885716.5708
Area
1.2811961037731E+15
Volume
3.4497467499317E+22
Surface area
5.1247844150923E+15
Circumference
126885716.5708
Perimeter
80777956
Area
407817385971121
Diagonal
28559320.228994
Surface area
2446904315826726
Volume
8.2356637150026E+21
Space diagonal
34977880.980891
Perimeter
60583467
Area
1.7659010817798E+14
Altitude
17488940.490445
Surface area
1.7659010817798E+14
Volume
9.7058227674172E+20
Height
9519773.4096648