91085969 is an odd 8-digits composite number following 91085968
and preceding 91085970 . In scientific notation, it is written as 9.1085969 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 80870400 positive integers (up to 91085969) that are relatively prime to 91085969.
91085969 has 16 divisors, whose sum is 101905104
The reverse of 91085969 is 96958019
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
ninety-one million eighty-five thousand nine hundred sixty-nine
Scientific notation
9.1085969 × 10^7
Engineering notation
9.1085969 × 10^6
Prime Factorization
13 × 41 × 73 × 2341
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91085969
Product of the distinct prime numbers
The prime factorization of 91085969 is 13 × 41 × 73 × 2341.
Since it has a total of 4 prime factors.
6 , 6 , 55 , 75 , 700 , 178 , 1100 , 1617 , 92705 , 77852 , 570221 , 445282 , 2748296 , 7022109 , 88546035 , 72635381 , 191144351 , 656509941 , 8791320531 , 9430335331
n×2
182171938
n×3
273257907
n×4
364343876
n×5
455429845
n÷2
45542984.5
n÷3
30361989.666667
n÷3
22771492.25
n÷5
18217193.8
n2
8296653748668961
n3
7.5570874615499E+23
n4
6.8834463425303E+31
n5
6.2698538016888E+39
2 √n
9543.8969504076
3 √n
449.93574226508
4 √n
97.692870519847
5 √n
39.074218126978
1 , 13 , 41 , 73 , 533 , 949 , 2341 , 2993 , 30433 , 38909 , 95981 , 170893 , 1247753 , 2221609 , 7006613 , 91085969
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91085968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91085969 can be divided by 16 positive divisors.
The sum of these divisors (counting 91085969) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011011011101110010010001
3
Ternary
20100101122110102
4
Quaternary
11123131302101
5
Quinary
141304222334
6
Senary
13012142145
8
Octal
533356221
10
Decimal
91085969
12
Duodecimal
26607955
16
Hexadecimal
56ddc91
20
Vigesimal
1895ei9
36
Base36
1i8adt
md5
c6ebe2a8cd8a8207976528857aa0ac5d
sha1
5a8583e3f06c50b550a6ee6c9f53b9f972c28480
sha256
32f499e89352197066ade11560645da91250f78ff3b1764bcaea87ffd964799b
sha512
807c36d7a436c089c2ef6bd7df3de116a4a0185dc8fedd8920f5dc1746c68fa8dfc442affb030618a32b8b070b757b2f8abb61b5c1b6849bc34029431424dd30
ripemd-160
3e1a2a8a914f0ad1269177682f09b6e49d56172c
Diameter
182171938
Circumference
572310022.11102
Area
2.6064706466197E+16
Volume
3.1655053935654E+24
Surface area
1.0425882586479E+17
Circumference
572310022.11102
Perimeter
364343876
Area
8296653748668961
Diagonal
128815012.7017
Surface area
49779922492013766
Volume
7.5570874615499E+23
Space diagonal
157765526.16464
Perimeter
273257907
Area
3.5925564563754E+15
Altitude
78882763.082322
Surface area
3.5925564563754E+15
Volume
8.9061129834697E+22
Height
42938337.567232