19993997 is an odd 8-digits prime number following 19993996
and preceding 19993998 . In scientific notation, it is written as 1.9993997 × 10^7.
The sum of its digits is 56. It has a total of 1 prime factors and 2 positive divisors.
There are 19993996 positive integers (up to 19993997) that are relatively prime to 19993997.
19993997 has 2 divisors, whose sum is 19993998
The reverse of 19993997 is 79939991
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 56 Digital Root 2
Name
nineteen million nine hundred ninety-three thousand nine hundred ninety-seven
Scientific notation
1.9993997 × 10^7
Engineering notation
1.9993997 × 10^6
Prime Factorization
19993997
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
19993997 Product of the distinct prime numbers
The prime factorization of 19993997 is 19993997.
Since it has a total of 1 prime factors.
2 , 4 , 39 , 62 , 847 , 340 , 9045 , 4659 , 32896 , 9748 , 748273 , 573820 , 4112879 , 7180524 , 43091426 , 44156522 , 562473008 , 723767493 , 795211562 , 5011009821
n×2
39987994
n×3
59981991
n×4
79975988
n×5
99969985
n÷2
9996998.5
n÷3
6664665.6666667
n÷3
4998499.25
n÷5
3998799.4
n2
399759916036009
n3
7.9927985619442E+21
n4
1.5980799046912E+29
n5
3.1952004820156E+36
2 √n4471.4647488267
3 √n271.41460119365
4 √n66.869011872666
5 √n28.852265804643
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
19993998 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9996999 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4471.4648606469 Returns the nth root of the product of n divisors
H Harmonic Mean
1.99999989997 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19993997 can be divided by 2 positive divisors.
The sum of these divisors (counting 19993997) is 19993998, the average is 9996999.
Base
System
Value
2
Binary
1001100010001010110001101
3
Ternary
1101121210121102
4
Quaternary
1030101112031
5
Quinary
20104301442
6
Senary
1552312445
8
Octal
114212615
10
Decimal
19993997
12
Duodecimal
6842725
16
Hexadecimal
131158d
20
Vigesimal
64j4jh
36
Base36
bwjgt
md5
154de846033b978068e6d65ce285e69f
sha1
190f5adadacff2b9f95600d671350675c187b01d
sha256
aa12dc7817dfd9efcdddfecdcc373400b76581a58e316ab8a345a7ce3a866d55
sha512
a3d45b711a6d9079b66f3989fd72d4a4ff9b498e7f68f136281d2c2e1c6cd1304dd63f60e1bc5ef691296e98808330926356c5ecfb6d0719ee2b271dc0f06314
ripemd-160
997432ba6bf744d8eea7a20e69001ba61c713351
Diameter
39987994
Circumference
125625988.18219
Area
1.2558828154184E+15
Volume
3.3480156325103E+22
Surface area
5.0235312616736E+15
Circumference
125625988.18219
Perimeter
79975988
Area
399759916036009
Diagonal
28275781.723447
Surface area
2398559496216054
Volume
7.9927985619442E+21
Space diagonal
34630618.65038
Perimeter
59981991
Area
1.7310112135096E+14
Altitude
17315309.32519
Surface area
1.7310112135096E+14
Volume
9.4196034396814E+20
Height
9425260.5744823