199778839 is an odd 9-digits composite number following 199778838
and preceding 199778840 . In scientific notation, it is written as 1.99778839 × 10^8.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 183980160 positive integers (up to 199778839) that are relatively prime to 199778839.
199778839 has 8 divisors, whose sum is 215649392
The reverse of 199778839 is 938877991
Previous prime number is 433
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 61
Digital Root 7
Name
one hundred ninety-nine million seven hundred seventy-eight thousand eight hundred thirty-nine
Scientific notation
1.99778839 × 10^8
Engineering notation
1.99778839 × 10^6
Prime Factorization
13 × 433 × 35491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199778839
Product of the distinct prime numbers
The prime factorization of 199778839 is 13 × 433 × 35491.
Since it has a total of 3 prime factors.
10 , 4 , 51 , 53 , 85 , 512 , 1263 , 8972 , 1980 , 49734 , 527969 , 54517 , 4634564 , 8131461 , 34737586 , 76452763 , 12519739 , 776424682 , 6038047142 , 1119641516
n×2
399557678
n×3
599336517
n×4
799115356
n×5
998894195
n÷2
99889419.5
n÷3
66592946.333333
n÷3
49944709.75
n÷5
39955767.8
n2
39911584512187921
n3
7.9734900164953E+24
n4
1.5929345782735E+33
n5
3.1823462065044E+41
2 √n
14134.31423876
3 √n
584.58790857578
4 √n
118.8878220793
5 √n
45.720386911945
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
-199778838
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 199778839 can be divided by 8 positive divisors.
The sum of these divisors (counting 199778839) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010000110001000010111
3
Ternary
111220220211001021
4
Quaternary
23322012020113
5
Quinary
402120410324
6
Senary
31453542011
8
Octal
1372061027
10
Decimal
199778839
12
Duodecimal
56aa4907
16
Hexadecimal
be86217
20
Vigesimal
328c71j
36
Base36
3axyc7
md5
2a268164b3916afa69cb9db8834c3029
sha1
60e128b35ea3e6e910533b0d37ba312ef2adc04a
sha256
4e339196df46e0bb25b986dfef72ce1d0a84b7d54f2f0c3d2e1b8cb00e05826d
sha512
ca547878e708b44140f9ba021f91a88ff033d9e53071e18f131851ba0cfd1c24921275392471241f29844176b15f68eb123e01cb2ab7d8d1961343feee170f3c
ripemd-160
3168ffc3e2bb5f65f00e68a7c1b26f8c63faca12
Diameter
399557678
Circumference
1255247465.8902
Area
1.2538594069662E+17
Volume
3.3399276879058E+25
Surface area
5.0154376278647E+17
Circumference
1255247465.8902
Perimeter
799115356
Area
39911584512187921
Diagonal
282529943.58895
Surface area
239469507073127526
Volume
7.9734900164953E+24
Space diagonal
346027099.42512
Perimeter
599336517
Area
1.7282223046422E+16
Altitude
173013549.71256
Surface area
1.7282223046422E+16
Volume
9.3968481006451E+23
Height
94176647.862984