191001161 is an odd 9-digits composite number following 191001160
and preceding 191001162 . In scientific notation, it is written as 1.91001161 × 10^8.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 176308752 positive integers (up to 191001161) that are relatively prime to 191001161.
191001161 has 4 divisors, whose sum is 205693572
The reverse of 191001161 is 161100191
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 20
Digital Root 2
Name
one hundred ninety-one million one thousand one hundred sixty-one
Scientific notation
1.91001161 × 10^8
Engineering notation
1.91001161 × 10^6
Prime Factorization
13 × 14692397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
191001161
Product of the distinct prime numbers
The prime factorization of 191001161 is 13 × 14692397.
Since it has a total of 2 prime factors.
10 , 3 , 45 , 40 , 829 , 896 , 3297 , 3240 , 78038 , 65021 , 181573 , 322962 , 1586672 , 3562499 , 5508651 , 77409480 , 387354773 , 863759663 , 5985463564 , 3387591136
n×2
382002322
n×3
573003483
n×4
764004644
n×5
955005805
n÷2
95500580.5
n÷3
63667053.666667
n÷3
47750290.25
n÷5
38200232.2
n2
36481443503347921
n3
6.9679980640954E+24
n4
1.330895720088E+33
n5
2.5420262770673E+41
2 √n
13820.316964527
3 √n
575.89768891574
4 √n
117.55984418383
5 √n
45.311370839728
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-191001160
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 191001161 can be divided by 4 positive divisors.
The sum of these divisors (counting 191001161) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011011000100111001001001001
3
Ternary
111022101212100002
4
Quaternary
23120213021021
5
Quinary
342344014121
6
Senary
30541452345
8
Octal
1330471111
10
Decimal
191001161
12
Duodecimal
53b710b5
16
Hexadecimal
b627249
20
Vigesimal
2jdf2i1
36
Base36
35ptft
md5
5e30eaa1a9dcf14671d0cc5a7208636c
sha1
fca6d711eb9e06a9acdbf996eb6526c431436095
sha256
decf7070fd25c086ecb884775b00d34fcddbfe4f3672c5f152fdaa4664a6b9a3
sha512
afe15a779652fce5f70bf184b2a69aa72c0aa7415d9a75e9279987b21273b6b98eba530ebc0de382ae211fe271368dcda70d968fd1cf164ec89cb19a3083b1f9
ripemd-160
f7bbaeb60e932e7d90ef15027f7ce6ea7beea5bc
Diameter
382002322
Circumference
1200095688.4494
Area
1.1460983490247E+17
Volume
2.9187482037853E+25
Surface area
4.5843933960988E+17
Circumference
1200095688.4494
Perimeter
764004644
Area
36481443503347921
Diagonal
270116432.31521
Surface area
218888661020087526
Volume
6.9679980640954E+24
Space diagonal
330823715.15664
Perimeter
573003483
Area
1.5796928420313E+16
Altitude
165411857.57832
Surface area
1.5796928420313E+16
Volume
8.2118644706943E+23
Height
90038810.771736