91997571 is an odd 8-digits composite number following 91997570
and preceding 91997572 . In scientific notation, it is written as 9.1997571 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 61331712 positive integers (up to 91997571) that are relatively prime to 91997571.
91997571 has 4 divisors, whose sum is 122663432
The reverse of 91997571 is 17579919
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
ninety-one million nine hundred ninety-seven thousand five hundred seventy-one
Scientific notation
9.1997571 × 10^7
Engineering notation
9.1997571 × 10^6
Prime Factorization
3 × 30665857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91997571
Product of the distinct prime numbers
The prime factorization of 91997571 is 3 × 30665857.
Since it has a total of 2 prime factors.
1 , 2 , 98 , 45 , 280 , 491 , 5886 , 3867 , 29405 , 65762 , 150562 , 42567 , 6735598 , 8011335 , 97903823 , 96004086 , 449179745 , 41349044 , 4702516678 , 1581107555
n×2
183995142
n×3
275992713
n×4
367990284
n×5
459987855
n÷2
45998785.5
n÷3
30665857
n÷3
22999392.75
n÷5
18399514.2
n2
8463553069900041
n3
7.786263244604E+23
n4
7.1631730567014E+31
n5
6.5899452186918E+39
2 √n
9591.5364254117
3 √n
451.43177055076
4 √n
97.93638968949
5 √n
39.152119014347
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-91997570
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91997571 can be divided by 4 positive divisors.
The sum of these divisors (counting 91997571) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111100010110000011
3
Ternary
20102002221221110
4
Quaternary
11132330112003
5
Quinary
142022410241
6
Senary
13043454403
8
Octal
536742603
10
Decimal
91997571
12
Duodecimal
26987403
16
Hexadecimal
57bc583
20
Vigesimal
18ejdib
36
Base36
1irts3
md5
5bbcd897ceafb1d9b24322d4be8ae79b
sha1
0dcb0dd7bf0416c0fd9a3a9e99758a6489819d9a
sha256
e8a35e895dba6e3c914f247224fc308f778ee59abd9610bed043575f66984680
sha512
b6fd6524c23448913671345b1d60fd72d8ebd7db969477a7efdc0953b2aeb2c0b3ce93fea57d1cc95887b4cd1b796eadad3f1a4172a7433cf0f6c699f5cffd13
ripemd-160
26f0522a895a78dc73346f07e805024d8c5dd320
Diameter
183995142
Circumference
578037786.40341
Area
2.6589036147665E+16
Volume
3.2615023210885E+24
Surface area
1.0635614459066E+17
Circumference
578037786.40341
Perimeter
367990284
Area
8463553069900041
Diagonal
130104212.61358
Surface area
50781318419400246
Volume
7.786263244604E+23
Space diagonal
159344467.14493
Perimeter
275992713
Area
3.6648259824056E+15
Altitude
79672233.572463
Surface area
3.6648259824056E+15
Volume
9.1761992339384E+22
Height
43368070.871194