19790138 is an even 8-digits composite number following 19790137
and preceding 19790139 . In scientific notation, it is written as 1.9790138 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 9895068 positive integers (up to 19790138) that are relatively prime to 19790138.
19790138 has 4 divisors, whose sum is 29685210
The reverse of 19790138 is 83109791
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million seven hundred ninety thousand one hundred thirty-eight
Scientific notation
1.9790138 × 10^7
Engineering notation
1.9790138 × 10^6
Prime Factorization
2 × 9895069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19790138
Product of the distinct prime numbers
The prime factorization of 19790138 is 2 × 9895069.
Since it has a total of 2 prime factors.
6 , 6 , 28 , 79 , 201 , 16 , 5451 , 1832 , 193 , 68889 , 595339 , 587044 , 3699953 , 7163032 , 95094511 , 73232629 , 913286710 , 735662011 , 964990178 , 8353719210
n×2
39580276
n×3
59370414
n×4
79160552
n×5
98950690
n÷2
9895069
n÷3
6596712.6666667
n÷3
4947534.5
n÷5
3958027.6
n2
391649562059044
n3
7.750798880788E+21
n4
1.5338937946104E+29
n5
3.0355969872684E+36
2 √n
4448.6107943941
3 √n
270.4889995219
4 √n
66.697906971614
5 √n
28.793188770725
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
-19790137
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 19790138 can be divided by 4 positive divisors.
The sum of these divisors (counting 19790138) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011011111100100111010
3
Ternary
1101020102222002
4
Quaternary
1023133210322
5
Quinary
20031241023
6
Senary
1544101002
8
Octal
113374472
10
Decimal
19790138
12
Duodecimal
6764762
16
Hexadecimal
12df93a
20
Vigesimal
63df6i
36
Base36
bs662
md5
1d8a3fdf88caea484a6781eda56aa487
sha1
47ef04b3a70abeef18337f8a70dc970ea84c6d29
sha256
7dd82163cf8dcebedb262abcef429f7c6c3fbf3db891508275d27e961f1c89d5
sha512
3114d76c29aecec5a71b14d85883236ddfe9dccf9770c51de32ee6fce269c23f521c70ddeedbf103c6cf5118f125b9d556db5d2c0af4e2e8f43c238e701d1cba
ripemd-160
4bf9712e51831a9070d4aff57845da6753e972d4
Diameter
39580276
Circumference
124345104.30866
Area
1.2304033869464E+15
Volume
3.2466470431114E+22
Surface area
4.9216135477854E+15
Circumference
124345104.30866
Perimeter
79160552
Area
391649562059044
Diagonal
27987481.560835
Surface area
2349897372354264
Volume
7.750798880788E+21
Space diagonal
34277524.5048
Perimeter
59370414
Area
1.6958923506209E+14
Altitude
17138762.2524
Surface area
1.6958923506209E+14
Volume
9.1344040803639E+20
Height
9329160.5202784