91087029 is an odd 8-digits composite number following 91087028
and preceding 91087030 . In scientific notation, it is written as 9.1087029 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 53917920 positive integers (up to 91087029) that are relatively prime to 91087029.
91087029 has 16 divisors, whose sum is 112981440
The reverse of 91087029 is 92078019
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
ninety-one million eighty-seven thousand twenty-nine
Scientific notation
9.1087029 × 10^7
Engineering notation
9.1087029 × 10^6
Prime Factorization
9 × 11 × 43 × 21397
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91087029
Product of the distinct prime numbers
The prime factorization of 91087029 is 9 × 11 × 43 × 21397.
Since it has a total of 4 prime factors.
7 , 1 , 55 , 65 , 813 , 403 , 4981 , 8285 , 62604 , 53009 , 135655 , 314775 , 3145190 , 5133118 , 37028139 , 22926509 , 739130800 , 343537441 , 5068610806 , 4943641686
n×2
182174058
n×3
273261087
n×4
364348116
n×5
455435145
n÷2
45543514.5
n÷3
30362343
n÷3
22771757.25
n÷5
18217405.8
n2
8296846852046841
n3
7.5573512982095E+23
n4
6.883766768632E+31
n5
6.2702186328362E+39
2 √n
9543.9524831173
3 √n
449.9374876127
4 √n
97.693154740326
5 √n
39.074309070685
1 , 9 , 11 , 43 , 99 , 387 , 473 , 4257 , 21397 , 192573 , 235367 , 920071 , 2118303 , 8280639 , 10120781 , 91087029
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
-91087028
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 91087029 can be divided by 16 positive divisors.
The sum of these divisors (counting 91087029) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011011011110000010110101
3
Ternary
20100101200220200
4
Quaternary
11123132002311
5
Quinary
141304241104
6
Senary
13012151113
8
Octal
533360265
10
Decimal
91087029
12
Duodecimal
26608499
16
Hexadecimal
56de0b5
20
Vigesimal
1895hb9
36
Base36
1i8b79
md5
50c64119a33ff10a449e633e45f71e8d
sha1
a8ddf5450828ef79305ddcc82c6194ea13e712bd
sha256
96adc6e5581a08deda234df5117e0b0cb7f62caecaad2af6b2341f416f7e24dd
sha512
bc0cdc5b5d227b9b1e55bf360d8f331596ea87b8a3c910d6ff9601f6d2b7e346de7a90efa3dceb1ac1a26cf7cfce60ecac3994feb20a145a78ac08c603c3a7ff
ripemd-160
2899a5461cb34ba018be8597615e0bd666c5f204
Diameter
182174058
Circumference
572316682.28744
Area
2.606531311835E+16
Volume
3.165615909207E+24
Surface area
1.042612524734E+17
Circumference
572316682.28744
Perimeter
364348116
Area
8296846852046841
Diagonal
128816511.76807
Surface area
49781081112281046
Volume
7.5573512982095E+23
Space diagonal
157767362.1385
Perimeter
273261087
Area
3.5926400725908E+15
Altitude
78883681.06925
Surface area
3.5926400725908E+15
Volume
8.9064239179548E+22
Height
42938837.256024