91997557 is an odd 8-digits composite number following 91997556
and preceding 91997558 . In scientific notation, it is written as 9.1997557 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 86585920 positive integers (up to 91997557) that are relatively prime to 91997557.
91997557 has 4 divisors, whose sum is 97409196
The reverse of 91997557 is 75579919
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
ninety-one million nine hundred ninety-seven thousand five hundred fifty-seven
Scientific notation
9.1997557 × 10^7
Engineering notation
9.1997557 × 10^6
Prime Factorization
17 × 5411621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
91997557
Product of the distinct prime numbers
The prime factorization of 91997557 is 17 × 5411621.
Since it has a total of 2 prime factors.
5 , 7 , 59 , 26 , 516 , 176 , 2398 , 8331 , 60233 , 90992 , 813104 , 403761 , 9912225 , 4688457 , 26308029 , 3399387 , 15020418 , 185225560 , 1820466160 , 3576089774
n×2
183995114
n×3
275992671
n×4
367990228
n×5
459987785
n÷2
45998778.5
n÷3
30665852.333333
n÷3
22999389.25
n÷5
18399511.4
n2
8463550493968249
n3
7.7862596899122E+23
n4
7.163168696395E+31
n5
6.5899402044722E+39
2 √n
9591.5356956016
3 √n
451.43174765145
4 √n
97.936385963551
5 √n
39.152117822729
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
-91997556
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 91997557 can be divided by 4 positive divisors.
The sum of these divisors (counting 91997557) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011110111100010101110101
3
Ternary
20102002221220221
4
Quaternary
11132330111311
5
Quinary
142022410212
6
Senary
13043454341
8
Octal
536742565
10
Decimal
91997557
12
Duodecimal
269873b1
16
Hexadecimal
57bc575
20
Vigesimal
18ejdhh
36
Base36
1irtrp
md5
c7fa96db1d52052b1cd98125c0363079
sha1
aad3d54fbf46ca32d29433e2a8c9e477d5fe4bb9
sha256
94cb1ac080efab7060ddbab929574f81baed68e287dfccc1ab5a29ac9ba8ab6f
sha512
9553f923d421c73d36387488214d6eb57c8e79cd113f4bc161dec3d02f07d8b503b40a828d348eeeaa72362835f10cadf4f5dddd99eba6839575aea393cf2822
ripemd-160
3ed0c89c69d0c072eb67acc37af117aa19f9fa1b
Diameter
183995114
Circumference
578037698.43882
Area
2.6589028055137E+16
Volume
3.2615008321027E+24
Surface area
1.0635611222055E+17
Circumference
578037698.43882
Perimeter
367990228
Area
8463550493968249
Diagonal
130104192.81459
Surface area
50781302963809494
Volume
7.7862596899122E+23
Space diagonal
159344442.89621
Perimeter
275992671
Area
3.6648248669944E+15
Altitude
79672221.448107
Surface area
3.6648248669944E+15
Volume
9.176195044694E+22
Height
43368064.271531