991641 is an odd 6-digits composite number following 991640
and preceding 991642 . In scientific notation, it is written as 9.91641 × 10^5.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 566640 positive integers (up to 991641) that are relatively prime to 991641.
991641 has 8 divisors, whose sum is 1511104
The reverse of 991641 is 146199
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 30
Digital Root 3
Name
nine hundred ninety-one thousand six hundred forty-one
Scientific notation
9.91641 × 10^5
Engineering notation
9.91641 × 10^3
Prime Factorization
7 × 3 × 47221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
991641
Product of the distinct prime numbers
The prime factorization of 991641 is 7 × 3 × 47221.
Since it has a total of 3 prime factors.
1 , 7 , 79 , 41 , 849 , 907 , 7041 , 3995 , 243 , 44129 , 744749 , 839042 , 5982772 , 618068 , 99181292 , 33373714 , 723574701 , 132184298 , 9121896964 , 1820141849
n×2
1983282
n×3
2974923
n×4
3966564
n×5
4958205
n÷2
495820.5
n÷3
330547
n÷3
247910.25
n÷5
198328.2
n2
983351872881
n3
975132034575587721
n4
9.6698090589857E+23
n5
9.5889791250616E+29
2 √n
995.81172919383
3 √n
99.720586675752
4 √n
31.55648474076
5 √n
15.822346640432
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
-991640
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 991641 can be divided by 8 positive divisors.
The sum of these divisors (counting 991641) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110010000110011001
3
Ternary
1212101021110
4
Quaternary
3302012121
5
Quinary
223213031
6
Senary
33130533
8
Octal
3620631
10
Decimal
991641
12
Duodecimal
3b9a49
16
Hexadecimal
f2199
20
Vigesimal
63j21
36
Base36
l95l
md5
f14b879ed8f4060cea0d40a1f2003dc2
sha1
0bfac861dba912d1b9e8c86960a03fbfef9c8eee
sha256
8ed3bc6d31fc407a59c41c3e83fa2a23f1a93b3591d4a50b5608c603212d0bea
sha512
1b78adc32c0436810763de53cc3c029f6469111148b2f6f9ab3872cb0e5e1e082120de12bf12cf94f085de062b2c4b9b16c03a3d2bd0a4ccbf41bfed20d26172
ripemd-160
b560302ec2d11e53816e281e23ca34e3e52a83e8
Diameter
1983282
Circumference
6230664.1611969
Area
3089291019736.7
Volume
4.0846235148036E+18
Surface area
12357164078947
Circumference
6230664.1611969
Perimeter
3966564
Area
983351872881
Diagonal
1402392.1512052
Surface area
5900111237286
Volume
975132034575587721
Space diagonal
1717572.5948684
Perimeter
2974923
Area
425803851386.98
Altitude
858786.2974342
Surface area
425803851386.98
Volume
1.1492041236677E+17
Height
467464.05040174