91991374 is an even 8-digits composite number following 91991373
and preceding 91991375 . In scientific notation, it is written as 9.1991374 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 45981936 positive integers (up to 91991374) that are relatively prime to 91991374.
91991374 has 8 divisors, whose sum is 138028320
The reverse of 91991374 is 47319919
Previous prime number is 5743
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
ninety-one million nine hundred ninety-one thousand three hundred seventy-four
Scientific notation
9.1991374 × 10^7
Engineering notation
9.1991374 × 10^6
Prime Factorization
2 × 5743 × 8009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
91991374
Product of the distinct prime numbers
The prime factorization of 91991374 is 2 × 5743 × 8009.
Since it has a total of 3 prime factors.
7 , 7 , 52 , 79 , 452 , 873 , 5197 , 8035 , 16923 , 53843 , 652765 , 351492 , 8067271 , 8852471 , 95570499 , 58620432 , 606843466 , 762537409 , 6416607225 , 2842417719
n×2
183982748
n×3
275974122
n×4
367965496
n×5
459956870
n÷2
45995687
n÷3
30663791.333333
n÷3
22997843.5
n÷5
18398274.8
n2
8462412890407876
n3
7.7846898914393E+23
n4
7.1612431927741E+31
n5
6.5877260085144E+39
2 √n
9591.2133747509
3 √n
451.4216341038
4 √n
97.934740387418
5 √n
39.151591539074
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
-91991373
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 91991374 can be divided by 8 positive divisors.
The sum of these divisors (counting 91991374) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011110111010110101001110
3
Ternary
20102002122102221
4
Quaternary
11132322311032
5
Quinary
142022210444
6
Senary
13043405554
8
Octal
536726516
10
Decimal
91991374
12
Duodecimal
269838ba
16
Hexadecimal
57bad4e
20
Vigesimal
18eii8e
36
Base36
1irozy
md5
bd2477641b56a32aa6c9e3540d3fd46c
sha1
2cf8149a42df49825f7563c65e57fa6caa36fbc8
sha256
28fe20700fbc5e92afe84d32a34711cedddc3b33d1dfd55d8defaeee880796eb
sha512
ddb130032ad5e1c6b8492e687ba15ba4195c5b7dcd1ceaef391d8b815d95fafcd368d4556a522f73587fcddc5d304a25a68a69854a551de3ee04227818a74fed
ripemd-160
37d59027b35da863defa173b7f37d4dfe79e1df0
Diameter
183982748
Circumference
577998849.50406
Area
2.6585454168149E+16
Volume
3.2608432764561E+24
Surface area
1.063418166726E+17
Circumference
577998849.50406
Perimeter
367965496
Area
8462412890407876
Diagonal
130095448.73214
Surface area
50774477342447256
Volume
7.7846898914393E+23
Space diagonal
159333733.62607
Perimeter
275974122
Area
3.6643322702031E+15
Altitude
79666866.813035
Surface area
3.6643322702031E+15
Volume
9.1743450194519E+22
Height
43365149.577379