91330991 is an odd 8-digits composite number following 91330990
and preceding 91330992 . In scientific notation, it is written as 9.1330991 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 86508000 positive integers (up to 91330991) that are relatively prime to 91330991.
91330991 has 8 divisors, whose sum is 94906368
The reverse of 91330991 is 19903319
Previous prime number is 19511
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
ninety-one million three hundred thirty thousand nine hundred ninety-one
Scientific notation
9.1330991 × 10^7
Engineering notation
9.1330991 × 10^6
Prime Factorization
31 × 19511 × 151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91330991
Product of the distinct prime numbers
The prime factorization of 91330991 is 31 × 19511 × 151.
Since it has a total of 3 prime factors.
6 , 3 , 83 , 88 , 192 , 419 , 3740 , 3307 , 78928 , 38852 , 477370 , 726030 , 2214442 , 7526197 , 32894764 , 80183172 , 341506094 , 169727977 , 1747926159 , 244668771
n×2
182661982
n×3
273992973
n×4
365323964
n×5
456654955
n÷2
45665495.5
n÷3
30443663.666667
n÷3
22832747.75
n÷5
18266198.2
n2
8341349917042081
n3
7.6182375420122E+23
n4
6.9578118438538E+31
n5
6.354638508907E+39
2 √n
9556.7249097167
3 √n
450.33882465548
4 √n
97.758503004684
5 √n
39.095217536817
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
-91330990
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 91330991 can be divided by 8 positive divisors.
The sum of these divisors (counting 91330991) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011100011001100110101111
3
Ternary
20100212002120022
4
Quaternary
11130121212233
5
Quinary
141340042431
6
Senary
13021312355
8
Octal
534314657
10
Decimal
91330991
12
Duodecimal
267056bb
16
Hexadecimal
57199af
20
Vigesimal
18ag79b
36
Base36
1idjfz
md5
5507e09af9880696de9c89daf707cf87
sha1
ea464f3110a4a6c8871192babf9f55cde6a91764
sha256
bf9bff1a0b74ba186ec51db234d77eeb96b94bb56c38b9635c91f64b89e41d80
sha512
917838f335acc404683d4f7647c4dc17f19d3103b714f9a1e9a67e5c5d4320ae7259ec1c0db0bacfe5647ebbf72d2503bc4d0d0aa22badb005f9ce8a49897bd5
ripemd-160
fa83774935e57ea68a1368c0a09765b131bfb3d0
Diameter
182661982
Circumference
573849540.74135
Area
2.6205123620401E+16
Volume
3.1911198793717E+24
Surface area
1.048204944816E+17
Circumference
573849540.74135
Perimeter
365323964
Area
8341349917042081
Diagonal
129161526.13718
Surface area
50048099502252486
Volume
7.6182375420122E+23
Space diagonal
158189916.71762
Perimeter
273992973
Area
3.6119104650068E+15
Altitude
79094958.358808
Surface area
3.6119104650068E+15
Volume
8.9781790444113E+22
Height
43053842.045725