91228131 is an odd 8-digits composite number following 91228130
and preceding 91228132 . In scientific notation, it is written as 9.1228131 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 60684624 positive integers (up to 91228131) that are relatively prime to 91228131.
91228131 has 8 divisors, whose sum is 101588160
The reverse of 91228131 is 13182219
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
ninety-one million two hundred twenty-eight thousand one hundred thirty-one
Scientific notation
9.1228131 × 10^7
Engineering notation
9.1228131 × 10^6
Prime Factorization
9 × 463 × 21893
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91228131
Product of the distinct prime numbers
The prime factorization of 91228131 is 9 × 463 × 21893.
Since it has a total of 3 prime factors.
9 , 3 , 11 , 24 , 192 , 688 , 2861 , 4992 , 64195 , 47342 , 202840 , 784534 , 5711905 , 8068798 , 80165722 , 40558823 , 991073932 , 159487675 , 1384146947 , 2334601885
n×2
182456262
n×3
273684393
n×4
364912524
n×5
456140655
n÷2
45614065.5
n÷3
30409377
n÷3
22807032.75
n÷5
18245626.2
n2
8322571885753161
n3
7.5925267825041E+23
n4
6.9265202793529E+31
n5
6.3189349941896E+39
2 √n
9551.3418429035
3 √n
450.16969895995
4 √n
97.730966652866
5 √n
39.086407500177
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
-91228130
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 91228131 can be divided by 8 positive divisors.
The sum of these divisors (counting 91228131) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011100000000011111100011
3
Ternary
20100122212110200
4
Quaternary
11130000133203
5
Quinary
141323300011
6
Senary
13015200243
8
Octal
534003743
10
Decimal
91228131
12
Duodecimal
26676083
16
Hexadecimal
57007e3
20
Vigesimal
18a3a6b
36
Base36
1ibc2r
md5
28441d9f41a538f55cd805d7e67c6242
sha1
2f3d9e0d1a68aee450a04ff30935e511dc52d5ca
sha256
3f7d02617560c31ffed6cfe94a5eaa7abb22542fa896546e533f58408060685a
sha512
c42a17cd3977bdbe3ab84dbd2b3fa8b586c05ada0a6838ca15b0fa4c09d6f8b305338c8eded3fffadc8f65cf6e9783331abb80f0f75067e1219e2c9dbcc8c9f2
ripemd-160
7a53144a8554a057177746bb45dcf7813f80f674
Diameter
182456262
Circumference
573203252.30065
Area
2.6146130695255E+16
Volume
3.1803501816131E+24
Surface area
1.0458452278102E+17
Circumference
573203252.30065
Perimeter
364912524
Area
8322571885753161
Diagonal
129016060.13015
Surface area
49935431314518966
Volume
7.5925267825041E+23
Space diagonal
158011757.97155
Perimeter
273684393
Area
3.6037793389422E+15
Altitude
79005878.985775
Surface area
3.6037793389422E+15
Volume
8.9478786237485E+22
Height
43005353.376716