199804781 is an odd 9-digits composite number following 199804780
and preceding 199804782 . In scientific notation, it is written as 1.99804781 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 181549120 positive integers (up to 199804781) that are relatively prime to 199804781.
199804781 has 8 divisors, whose sum is 218078784
The reverse of 199804781 is 187408991
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred ninety-nine million eight hundred four thousand seven hundred eighty-one
Scientific notation
1.99804781 × 10^8
Engineering notation
1.99804781 × 10^6
Prime Factorization
2903 × 11 × 6257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199804781
Product of the distinct prime numbers
The prime factorization of 199804781 is 2903 × 11 × 6257.
Since it has a total of 3 prime factors.
9 , 3 , 12 , 64 , 361 , 88 , 6027 , 6803 , 91300 , 99106 , 338315 , 44714 , 7274650 , 4018116 , 48148078 , 69628292 , 178949348 , 694801534 , 8296995348 , 2044519411
n×2
399609562
n×3
599414343
n×4
799219124
n×5
999023905
n÷2
99902390.5
n÷3
66601593.666667
n÷3
49951195.25
n÷5
39960956.2
n2
39921950510457961
n3
7.9765965788349E+24
n4
1.5937621325595E+33
n5
3.1844129386213E+41
2 √n
14135.231904712
3 √n
584.613211094
4 √n
118.89168139408
5 √n
45.721574241576
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
-199804780
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 199804781 can be divided by 8 positive divisors.
The sum of these divisors (counting 199804781) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010001100011101101101
3
Ternary
111220222010122002
4
Quaternary
23322030131231
5
Quinary
402122223111
6
Senary
31454302045
8
Octal
1372143555
10
Decimal
199804781
12
Duodecimal
56ab7925
16
Hexadecimal
be8c76d
20
Vigesimal
328fbj1
36
Base36
3ayict
md5
70efdd1347a400a2e20a43a036f1ac2e
sha1
76a29da12696dcdef29b3f153eb37453c0964375
sha256
74ce298edd74c33a695b38773f9df21f2f5308960282c19c1f68baaf643e609e
sha512
2d31b7ec81820edadbb15f9c4e9415bef9f2ec914493d09ed577ba05c58781b3337dac6ec70404278fc09f0c5e068a7caee91f71f95e7a8573b70ad4b08b199a
ripemd-160
b22c61b352342249592bb75735fb2b3e63b11006
Diameter
399609562
Circumference
1255410464.2834
Area
1.2541850644063E+17
Volume
3.3412289616956E+25
Surface area
5.0167402576252E+17
Circumference
1255410464.2834
Perimeter
799219124
Area
39921950510457961
Diagonal
282566631.11719
Surface area
239531703062747766
Volume
7.9765965788349E+24
Space diagonal
346072032.28717
Perimeter
599414343
Area
1.7286711655341E+16
Altitude
173036016.14359
Surface area
1.7286711655341E+16
Volume
9.4005092194726E+23
Height
94188877.039062