199912257 is an odd 9-digits composite number following 199912256
and preceding 199912258 . In scientific notation, it is written as 1.99912257 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 132379488 positive integers (up to 199912257) that are relatively prime to 199912257.
199912257 has 8 divisors, whose sum is 223617000
The reverse of 199912257 is 752219991
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred ninety-nine million nine hundred twelve thousand two hundred fifty-seven
Scientific notation
1.99912257 × 10^8
Engineering notation
1.99912257 × 10^6
Prime Factorization
9 × 149 × 149077
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199912257
Product of the distinct prime numbers
The prime factorization of 199912257 is 9 × 149 × 149077.
Since it has a total of 3 prime factors.
3 , 5 , 60 , 32 , 653 , 109 , 6216 , 5735 , 32248 , 40239 , 603645 , 41529 , 5786246 , 7336018 , 90823500 , 33681950 , 315621863 , 943250065 , 9812768730 , 9132025235
n×2
399824514
n×3
599736771
n×4
799649028
n×5
999561285
n÷2
99956128.5
n÷3
66637419
n÷3
49978064.25
n÷5
39982451.4
n2
39964910498834049
n3
7.9894754586249E+24
n4
1.5971940711798E+33
n5
3.1929867163658E+41
2 √n
14139.033099898
3 √n
584.71801443699
4 √n
118.90766627891
5 √n
45.726491956687
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
-199912256
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 199912257 can be divided by 8 positive divisors.
The sum of these divisors (counting 199912257) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010100110101101000001
3
Ternary
111221011121001200
4
Quaternary
23322212231001
5
Quinary
402134143012
6
Senary
31500451413
8
Octal
1372465501
10
Decimal
199912257
12
Duodecimal
56b49b69
16
Hexadecimal
bea6b41
20
Vigesimal
32990ch
36
Base36
3b0ta9
md5
3710286b4a46d10e5a6ac6e85224d143
sha1
79301b324d18ff4663282b5a51e41419042fec31
sha256
8f4eac8da37f877b2f8958cfa3a1a82586844806efed34622d2ae0c26d29d03c
sha512
237125b83946c09562d404e600f4c5877c84d415ab0b7ab254b55e04137b892268e37f2344d2e2ef7a07ea3480cab7f12be0ab5520d8ed4f409d95242d627741
ripemd-160
4553c8edc5bab0bb60120c644d0755eabd440664
Diameter
399824514
Circumference
1256085755.9075
Area
1.2555346922451E+17
Volume
3.3466236542469E+25
Surface area
5.0221387689804E+17
Circumference
1256085755.9075
Perimeter
799649028
Area
39964910498834049
Diagonal
282718625.13402
Surface area
239789462993004294
Volume
7.9894754586249E+24
Space diagonal
346258186.17977
Perimeter
599736771
Area
1.7305313875981E+16
Altitude
173129093.08988
Surface area
1.7305313875981E+16
Volume
9.415687124862E+23
Height
94239541.711339