19387628 is an even 8-digits composite number following 19387627
and preceding 19387629 . In scientific notation, it is written as 1.9387628 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 8948112 positive integers (up to 19387628) that are relatively prime to 19387628.
19387628 has 12 divisors, whose sum is 36538320
The reverse of 19387628 is 82678391
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million three hundred eighty-seven thousand six hundred twenty-eight
Scientific notation
1.9387628 × 10^7
Engineering notation
1.9387628 × 10^6
Prime Factorization
2 × 2 × 13 × 372839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9693814
Product of the distinct prime numbers
The prime factorization of 19387628 is 2 × 2 × 13 × 372839.
Since it has a total of 4 prime factors.
3 , 10 , 77 , 86 , 230 , 675 , 781 , 148 , 48668 , 18751 , 859966 , 453739 , 8507886 , 6554829 , 38972224 , 11028602 , 73667103 , 270846789 , 5841198296 , 4401369593
n×2
38775256
n×3
58162884
n×4
77550512
n×5
96938140
n÷2
9693814
n÷3
6462542.6666667
n÷3
4846907
n÷5
3877525.6
n2
375880119466384
n3
7.2874239288098E+21
n4
1.4128586421006E+29
n5
2.7391977769632E+36
2 √n
4403.1384261683
3 √n
268.64260659519
4 √n
66.35614836749
5 √n
28.67509963754
1 , 2 , 4 , 13 , 26 , 52 , 372839 , 745678 , 1491356 , 4846907 , 9693814 , 19387628
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19387627
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19387628 can be divided by 12 positive divisors.
The sum of these divisors (counting 19387628) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001001111101010011101100
3
Ternary
1100110222211022
4
Quaternary
1021331103230
5
Quinary
14430401003
6
Senary
1531313312
8
Octal
111752354
10
Decimal
19387628
12
Duodecimal
65ab838
16
Hexadecimal
127d4ec
20
Vigesimal
613918
36
Base36
bjjl8
md5
e2453c2faff0240cd0b91e4a56348b66
sha1
95f6a4e957d8182ee57261c4680dd6a5ae569f40
sha256
32dec056f00c4dc96bc33f1d5a2ec0278869b45393b40de915f4026ee573d083
sha512
65d6089a0a72278cd118fd421b65493462e2f61d7e63dba848320d4bf7362137a6bb68b40bcaad81befd069447afae3ef0a8df22e7d67bf4442dc3b26ed4870d
ripemd-160
4c4d6d5f136e28db96adf9009a7617b476e5b132
Diameter
38775256
Circumference
121816059.39066
Area
1.180862221946E+15
Volume
3.0525489971124E+22
Surface area
4.7234488877842E+15
Circumference
121816059.39066
Perimeter
77550512
Area
375880119466384
Diagonal
27418246.459844
Surface area
2255280716798304
Volume
7.2874239288098E+21
Space diagonal
33580356.734245
Perimeter
58162884
Area
1.6276086611771E+14
Altitude
16790178.367122
Surface area
1.6276086611771E+14
Volume
8.5883114624042E+20
Height
9139415.4866148