19389898 is an even 8-digits composite number following 19389897
and preceding 19389899 . In scientific notation, it is written as 1.9389898 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 8730160 positive integers (up to 19389898) that are relatively prime to 19389898.
19389898 has 16 divisors, whose sum is 32029344
The reverse of 19389898 is 89898391
Previous prime number is 107
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
nineteen million three hundred eighty-nine thousand eight hundred ninety-eight
Scientific notation
1.9389898 × 10^7
Engineering notation
1.9389898 × 10^6
Prime Factorization
2 × 11 × 107 × 8237
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19389898
Product of the distinct prime numbers
The prime factorization of 19389898 is 2 × 11 × 107 × 8237.
Since it has a total of 4 prime factors.
6 , 2 , 63 , 49 , 444 , 85 , 2723 , 1991 , 17335 , 85602 , 587665 , 822152 , 3491206 , 4212930 , 52852327 , 82331018 , 215027710 , 338063298 , 7009798907 , 9962647259
n×2
38779796
n×3
58169694
n×4
77559592
n×5
96949490
n÷2
9694949
n÷3
6463299.3333333
n÷3
4847474.5
n÷5
3877979.6
n2
375968144450404
n3
7.2899839721426E+21
n4
1.4135204564148E+29
n5
2.7408017470796E+36
2 √n
4403.3961893066
3 √n
268.65309085725
4 √n
66.358090609259
5 √n
28.675771090777
1 , 2 , 11 , 22 , 107 , 214 , 1177 , 2354 , 8237 , 16474 , 90607 , 181214 , 881359 , 1762718 , 9694949 , 19389898
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
-19389897
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 19389898 can be divided by 16 positive divisors.
The sum of these divisors (counting 19389898) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001111101110111001010
3
Ternary
1100111002221101
4
Quaternary
1021331313022
5
Quinary
14430434043
6
Senary
1531332014
8
Octal
111756712
10
Decimal
19389898
12
Duodecimal
65b100a
16
Hexadecimal
127ddca
20
Vigesimal
613eei
36
Base36
bjlca
md5
b25263e18f6f8c337fc4d85445e89e0c
sha1
1e0d770af4f04d91a38d810466d63627edff20a3
sha256
567ae8d32ea8b19bd2919196881e89b9fabc9404d89df283a349d1c8aa256174
sha512
5269e79ae0eefc0df60343a2251061dd6e563161c6032ae0f3438f8e48e97ddd189be6d4447522822932694f81d67c591084a3546eb79f07a2e58fc5801a2d6a
ripemd-160
fc4e523af320773dbbb5a5b731f47daebfc577bf
Diameter
38779796
Circumference
121830322.22131
Area
1.1811387605892E+15
Volume
3.0536213455561E+22
Surface area
4.7245550423567E+15
Circumference
121830322.22131
Perimeter
77559592
Area
375968144450404
Diagonal
27421456.724631
Surface area
2255808866702424
Volume
7.2899839721426E+21
Space diagonal
33584288.489578
Perimeter
58169694
Area
1.6279898205387E+14
Altitude
16792144.244789
Surface area
1.6279898205387E+14
Volume
8.5913285024055E+20
Height
9140485.574877