19797688 is an even 8-digits composite number following 19797687
and preceding 19797689 . In scientific notation, it is written as 1.9797688 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 8 positive divisors.
There are 9898840 positive integers (up to 19797688) that are relatively prime to 19797688.
19797688 has 8 divisors, whose sum is 37120680
The reverse of 19797688 is 88679791
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
nineteen million seven hundred ninety-seven thousand six hundred eighty-eight
Scientific notation
1.9797688 × 10^7
Engineering notation
1.9797688 × 10^6
Prime Factorization
2 × 2 × 2 × 2474711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4949422
Product of the distinct prime numbers
The prime factorization of 19797688 is 2 × 2 × 2 × 2474711.
Since it has a total of 4 prime factors.
8 , 6 , 43 , 99 , 126 , 307 , 1797 , 8560 , 70855 , 74806 , 695851 , 185806 , 884728 , 9746248 , 88413071 , 85798087 , 640240089 , 126601594 , 8038927185 , 4489073643
n×2
39595376
n×3
59393064
n×4
79190752
n×5
98988440
n÷2
9898844
n÷3
6599229.3333333
n÷3
4949422
n÷5
3959537.6
n2
391948450145344
n3
7.7596731280611E+21
n4
1.5362358757134E+29
n5
3.041391856178E+36
2 √n
4449.4592929928
3 √n
270.52339261709
4 √n
66.70426742715
5 √n
28.795385373994
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
-19797687
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 19797688 can be divided by 8 positive divisors.
The sum of these divisors (counting 19797688) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011100001011010111000
3
Ternary
1101020211022201
4
Quaternary
1023201122320
5
Quinary
20032011223
6
Senary
1544155544
8
Octal
113413270
10
Decimal
19797688
12
Duodecimal
6768bb4
16
Hexadecimal
12e16b8
20
Vigesimal
63ee48
36
Base36
bsbzs
md5
0659cfe664d648568ddc6a73cbceb9fa
sha1
16bc89bf23bba239a6198e498d88e48a19589610
sha256
11e08bebd6a8aa8d2db521395a30175ef4beb4f3c9d50d6fff18afe85fddffa6
sha512
67aaf31d1ec0b010d2da6b0f58f69c72c40b7bfa77b7118ca64e74c88ac620371119603523aa0262f5eda39151306c4dbaf09aecb6e9937788c333c4ad9a3873
ripemd-160
7445b453c839ff976d2b8db2fcee8f1443208b00
Diameter
39595376
Circumference
124392542.35773
Area
1.2313423715625E+15
Volume
3.2503642791166E+22
Surface area
4.9253694862501E+15
Circumference
124392542.35773
Perimeter
79190752
Area
391948450145344
Diagonal
27998158.873231
Surface area
2351690700872064
Volume
7.7596731280611E+21
Space diagonal
34290601.488397
Perimeter
59393064
Area
1.697186573999E+14
Altitude
17145300.744198
Surface area
1.697186573999E+14
Volume
9.1448624810717E+20
Height
9332719.6244104