19788897 is an odd 8-digits composite number following 19788896
and preceding 19788898 . In scientific notation, it is written as 1.9788897 × 10^7.
The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors.
There are 13192596 positive integers (up to 19788897) that are relatively prime to 19788897.
19788897 has 4 divisors, whose sum is 26385200
The reverse of 19788897 is 79888791
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
nineteen million seven hundred eighty-eight thousand eight hundred ninety-seven
Scientific notation
1.9788897 × 10^7
Engineering notation
1.9788897 × 10^6
Prime Factorization
3 × 6596299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19788897
Product of the distinct prime numbers
The prime factorization of 19788897 is 3 × 6596299.
Since it has a total of 2 prime factors.
4 , 3 , 24 , 28 , 182 , 358 , 3680 , 8828 , 23033 , 80992 , 376489 , 732999 , 398230 , 8957109 , 20500753 , 39845267 , 941488970 , 284386160 , 5654527975 , 9275054214
n×2
39577794
n×3
59366691
n×4
79155588
n×5
98944485
n÷2
9894448.5
n÷3
6596299
n÷3
4947224.25
n÷5
3957779.4
n2
391600444476609
n3
7.7493408609018E+21
n4
1.5335090811428E+29
n5
3.0346453255299E+36
2 √n
4448.4713104616
3 √n
270.4833454622
4 √n
66.696861323915
5 √n
28.792827649003
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19788896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19788897 can be divided by 4 positive divisors.
The sum of these divisors (counting 19788897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011011111010001100001
3
Ternary
1101020101021010
4
Quaternary
1023133101201
5
Quinary
20031221042
6
Senary
1544051133
8
Octal
113372141
10
Decimal
19788897
12
Duodecimal
6763aa9
16
Hexadecimal
12df461
20
Vigesimal
63dc4h
36
Base36
bs57l
md5
557f287826927b7cdbb354834884146d
sha1
4103bf875d63aa810c7f07c36533c0d2f213c937
sha256
1d1b1540ae6d057a4b1ec028cc6e8bfcf814c4447363776e591c7564d0bdab17
sha512
82ea85b8c45a087493f16940b61c49755583ab9e62ea56c961a8a8efe16f848e13055e62dc995baa3908fe013eca49cf8bf19da023db5d5c4ea9f7529978c77f
ripemd-160
aef9bfa1fbeebeb99afc2c2900fc029240cf9f1c
Diameter
39577794
Circumference
124337306.87569
Area
1.2302490795102E+15
Volume
3.2460363091697E+22
Surface area
4.9209963180408E+15
Circumference
124337306.87569
Perimeter
79155588
Area
391600444476609
Diagonal
27985726.521804
Surface area
2349602666859654
Volume
7.7493408609018E+21
Space diagonal
34275375.029747
Perimeter
59366691
Area
1.6956796652501E+14
Altitude
17137687.514874
Surface area
1.6956796652501E+14
Volume
9.1326857874495E+20
Height
9328575.5072681