19910029 is an odd 8-digits composite number following 19910028
and preceding 19910030 . In scientific notation, it is written as 1.9910029 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 19074000 positive integers (up to 19910029) that are relatively prime to 19910029.
19910029 has 8 divisors, whose sum is 20759040
The reverse of 19910029 is 92001991
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
nineteen million nine hundred ten thousand twenty-nine
Scientific notation
1.9910029 × 10^7
Engineering notation
1.9910029 × 10^6
Prime Factorization
31 × 101 × 6359
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19910029
Product of the distinct prime numbers
The prime factorization of 19910029 is 31 × 101 × 6359.
Since it has a total of 3 prime factors.
7 , 8 , 49 , 24 , 918 , 893 , 2226 , 7262 , 89034 , 19558 , 52632 , 171461 , 5854556 , 6379323 , 61635796 , 32943326 , 825313923 , 257090877 , 4134197959 , 7635505044
n×2
39820058
n×3
59730087
n×4
79640116
n×5
99550145
n÷2
9955014.5
n÷3
6636676.3333333
n÷3
4977507.25
n÷5
3982005.8
n2
396409254780841
n3
7.8925197585549E+21
n4
1.571402972759E+29
n5
3.1286678758318E+36
2 √n
4462.0655530819
3 √n
271.03411833344
4 √n
66.798694246833
5 √n
28.827991047655
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
-19910028
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 19910029 can be divided by 8 positive divisors.
The sum of these divisors (counting 19910029) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011111100110110001101
3
Ternary
1101110112102111
4
Quaternary
1023330312031
5
Quinary
20044110104
6
Senary
1550424021
8
Octal
113746615
10
Decimal
19910029
12
Duodecimal
6802011
16
Hexadecimal
12fcd8d
20
Vigesimal
648f19
36
Base36
buqod
md5
e8057f494f2c5d409a351842fc07d759
sha1
39caf58a98d94a4c15806681d27bb92e12c4976e
sha256
5f89cfa657433fca99ecfd1161ea9bc9a92792d105bda889296be68295111a70
sha512
677346f84d2ea41afa78cbc9a36f52153998a9b5ed8766d59aa3a689cb25420b3b54f79a1e6badfd281fcf1ec7075c046287eb84c13ca0de3659c3f7d0d25899
ripemd-160
9005eecf2b41f8cc42a6e014df58e25f2dd3ab1b
Diameter
39820058
Circumference
125098401.67832
Area
1.2453564026345E+15
Volume
3.3060109455718E+22
Surface area
4.981425610538E+15
Circumference
125098401.67832
Perimeter
79640116
Area
396409254780841
Diagonal
28157033.039042
Surface area
2378455528685046
Volume
7.8925197585549E+21
Space diagonal
34485181.80817
Perimeter
59730087
Area
1.7165024246773E+14
Altitude
17242590.904085
Surface area
1.7165024246773E+14
Volume
9.3014237365383E+20
Height
9385677.6796805