91991310 is an even 8-digits composite number following 91991309
and preceding 91991311 . In scientific notation, it is written as 9.1991310 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 24531008 positive integers (up to 91991310) that are relatively prime to 91991310.
91991310 has 16 divisors, whose sum is 220779216
The reverse of 91991310 is 01319919
Previous prime number is 5
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 three hundred ten
Scientific notation
9.1991310 × 10^7
Engineering notation
9.1991310 × 10^6
Prime Factorization
2 × 3 × 5 × 3066377
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91991310
Product of the distinct prime numbers
The prime factorization of 91991310 is 2 × 3 × 5 × 3066377.
Since it has a total of 4 prime factors.
8 , 1 , 48 , 84 , 756 , 360 , 9240 , 9005 , 4701 , 50110 , 864784 , 620454 , 8910452 , 539143 , 35721448 , 22466881 , 876302961 , 233482459 , 5304202696 , 7887694675
n×2
183982620
n×3
275973930
n×4
367965240
n×5
459956550
n÷2
45995655
n÷3
30663770
n÷3
22997827.5
n÷5
18398262
n2
8462401115516100
n3
7.7846736436179E+23
n4
7.1612232639888E+31
n5
6.5877030925681E+39
2 √n
9591.2100383633
3 √n
451.42152941648
4 √n
97.934723353687
5 √n
39.151586091384
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 3066377 , 6132754 , 9199131 , 15331885 , 18398262 , 30663770 , 45995655 , 91991310
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
-91991309
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 91991310 can be divided by 16 positive divisors.
The sum of these divisors (counting 91991310) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011110111010110100001110
3
Ternary
20102002122100120
4
Quaternary
11132322310032
5
Quinary
142022210220
6
Senary
13043405410
8
Octal
536726416
10
Decimal
91991310
12
Duodecimal
26983866
16
Hexadecimal
57bad0e
20
Vigesimal
18eii5a
36
Base36
1iroy6
md5
1cf2dec0850d5577eb3b459e04da0e1b
sha1
8ad40aab01a6eac383cd7d461ae8e69b6b3e3931
sha256
560f13b9b8090a651e183cf8924116f96ea360324142007265df8e9722a9aeb4
sha512
24c75770d2553791bffea96189996e12dc2567a3b1116a30a271238573f2735f503731f4b00d5f692572963f5e36d93cc24da48e1544a57af47f18c056cc82f7
ripemd-160
aa11d23b2446c6b28a09f4ac653725b4029abf11
Diameter
183982620
Circumference
577998447.3802
Area
2.6585417176235E+16
Volume
3.2608364705845E+24
Surface area
1.0634166870494E+17
Circumference
577998447.3802
Perimeter
367965240
Area
8462401115516100
Diagonal
130095358.22247
Surface area
50774406693096600
Volume
7.7846736436179E+23
Space diagonal
159333622.77482
Perimeter
275973930
Area
3.6643271715254E+15
Altitude
79666811.387409
Surface area
3.6643271715254E+15
Volume
9.1743258712106E+22
Height
43365119.407489