91991112 is an even 8-digits composite number following 91991111
and preceding 91991113 . In scientific notation, it is written as 9.1991112 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 32 positive divisors.
There are 30318464 positive integers (up to 91991112) that are relatively prime to 91991112.
91991112 has 32 divisors, whose sum is 232567200
The reverse of 91991112 is 21119919
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
ninety-one million nine hundred ninety-one thousand one hundred twelve
Scientific notation
9.1991112 × 10^7
Engineering notation
9.1991112 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 89 × 43067
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
22997778
Product of the distinct prime numbers
The prime factorization of 91991112 is 2 × 2 × 2 × 3 × 89 × 43067.
Since it has a total of 6 prime factors.
10 , 6 , 1 , 74 , 334 , 631 , 7090 , 5227 , 49851 , 63269 , 628808 , 409517 , 5437876 , 1337103 , 97370314 , 50594133 , 763241534 , 643663342 , 2327829194 , 7805559607
n×2
183982224
n×3
275973336
n×4
367964448
n×5
459955560
n÷2
45995556
n÷3
30663704
n÷3
22997778
n÷5
18398222.4
n2
8462364686996544
n3
7.7846233770634E+23
n4
7.1611616095726E+31
n5
6.5876321967629E+39
2 √n
9591.1997164067
3 √n
451.42120553977
4 √n
97.934670655528
5 √n
39.151569237573
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 89 , 178 , 267 , 356 , 534 , 712 , 1068 , 2136 , 43067 , 86134 , 129201 , 172268 , 258402 , 344536 , 516804 , 1033608 , 3832963 , 7665926 , 11498889 , 15331852 , 22997778 , 30663704 , 45995556 , 91991112
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91991111
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91991112 can be divided by 32 positive divisors.
The sum of these divisors (counting 91991112) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101011110111010110001001000
3
Ternary
20102002122002020
4
Quaternary
11132322301020
5
Quinary
142022203422
6
Senary
13043404440
8
Octal
536726110
10
Decimal
91991112
12
Duodecimal
26983720
16
Hexadecimal
57bac48
20
Vigesimal
18eihfc
36
Base36
1iroso
md5
f55b5cc037950f8aa1e922d6a9ccb5ce
sha1
85b97ab88a778579f83d25ef1b8d8d96dda8086d
sha256
e5570c1e57061d5bc82181ad34cdd6b197065d5d90573c4f7c288e9ba3cf1c10
sha512
d65cc68c06f8396a12edd08aefd5a09a4c9b22cd90bd00e7e499aa47f11fe4f4e37f25c04ca205053360f24da25429df12a3ec78af9c2452577fd29404433dfd
ripemd-160
b521370dc83392a9aa6c4030c615c754cddd982a
Diameter
183982224
Circumference
577997203.30951
Area
2.6585302732666E+16
Volume
3.2608154149794E+24
Surface area
1.0634121093066E+17
Circumference
577997203.30951
Perimeter
367964448
Area
8462364686996544
Diagonal
130095078.20818
Surface area
50774188121979264
Volume
7.7846233770634E+23
Space diagonal
159333279.82876
Perimeter
275973336
Area
3.6643113975137E+15
Altitude
79666639.91438
Surface area
3.6643113975137E+15
Volume
9.1742666315081E+22
Height
43365026.069394