19902513 is an odd 8-digits composite number following 19902512
and preceding 19902514 . In scientific notation, it is written as 1.9902513 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13268340 positive integers (up to 19902513) that are relatively prime to 19902513.
19902513 has 4 divisors, whose sum is 26536688
The reverse of 19902513 is 31520991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
nineteen million nine hundred two thousand five hundred thirteen
Scientific notation
1.9902513 × 10^7
Engineering notation
1.9902513 × 10^6
Prime Factorization
3 × 6634171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19902513
Product of the distinct prime numbers
The prime factorization of 19902513 is 3 × 6634171.
Since it has a total of 2 prime factors.
7 , 8 , 9 , 78 , 5 , 459 , 8592 , 2046 , 53385 , 52592 , 174393 , 838917 , 5790703 , 3134813 , 39109238 , 2139161 , 2581378 , 886712406 , 4114537555 , 8463437866
n×2
39805026
n×3
59707539
n×4
79610052
n×5
99512565
n÷2
9951256.5
n÷3
6634171
n÷3
4975628.25
n÷5
3980502.6
n2
396110023715169
n3
7.8835848964215E+21
n4
1.5690315088763E+29
n5
3.1227670002821E+36
2 √n
4461.2232627386
3 √n
271.00000907758
4 √n
66.792389257599
5 √n
28.825814216016
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
-19902512
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 19902513 can be divided by 4 positive divisors.
The sum of these divisors (counting 19902513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111011000000110001
3
Ternary
1101110011010010
4
Quaternary
1023323000301
5
Quinary
20043340023
6
Senary
1550325133
8
Octal
113730061
10
Decimal
19902513
12
Duodecimal
67b97a9
16
Hexadecimal
12fb031
20
Vigesimal
647g5d
36
Base36
bukvl
md5
3ead1b79483f81edf98a0a5345d40845
sha1
695c49e9b0d007c428624f004c4ed194c74ab3db
sha256
35b41a8fb3e5c9a636836cd59b1a9dddd141f31fc010388ff4189c0c3e9589dc
sha512
4f0467b8cc8fbfbfbebb2b9ce77afdb132d404c1f141a252cb36dcbfd07d878db2775f8ebde8bfebf93e49b81dea5c9ee7220a372d594d520a0a6e140e6fb7f9
ripemd-160
eeff14be71956c9a29bea8b60d800377dded5419
Diameter
39805026
Circumference
125051177.25755
Area
1.2444163405169E+15
Volume
3.3022683192732E+22
Surface area
4.9776653620674E+15
Circumference
125051177.25755
Perimeter
79610052
Area
396110023715169
Diagonal
28146403.809907
Surface area
2376660142291014
Volume
7.8835848964215E+21
Space diagonal
34472163.7143
Perimeter
59707539
Area
1.715206716155E+14
Altitude
17236081.85715
Surface area
1.715206716155E+14
Volume
9.2908939005324E+20
Height
9382134.6033023