91990637 is an odd 8-digits prime number following 91990636
and preceding 91990638 . In scientific notation, it is written as 9.1990637 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 91990636 positive integers (up to 91990637) that are relatively prime to 91990637.
91990637 has 2 divisors, whose sum is 91990638
The reverse of 91990637 is 73609919
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
ninety-one million nine hundred ninety thousand six hundred thirty-seven
Scientific notation
9.1990637 × 10^7
Engineering notation
9.1990637 × 10^6
Prime Factorization
91990637
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
91990637
Product of the distinct prime numbers
The prime factorization of 91990637 is 91990637.
Since it has a total of 1 prime factors.
10 , 8 , 46 , 71 , 799 , 938 , 2218 , 8754 , 6732 , 41354 , 63700 , 268618 , 828712 , 5626296 , 21792400 , 17047672 , 137797415 , 442720313 , 7932816838 , 7226496097
n×2
183981274
n×3
275971911
n×4
367962548
n×5
459953185
n÷2
45995318.5
n÷3
30663545.666667
n÷3
22997659.25
n÷5
18398127.4
n2
8462277295665769
n3
7.7845027889893E+23
n4
7.161013702874E+31
n5
6.5874621209311E+39
2 √n
9591.1749540919
3 √n
451.42042856094
4 √n
97.934544232829
5 √n
39.151528805332
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
91990638
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
45995319
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9591.1750062232
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999782587
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91990637 can be divided by 2 positive divisors.
The sum of these divisors (counting 91990637) is 91990638, the average is 45995319.
Base
System
Value
2
Binary
101011110111010101001101101
3
Ternary
20102002121102122
4
Quaternary
11132322221231
5
Quinary
142022200022
6
Senary
13043402325
8
Octal
536725155
10
Decimal
91990637
12
Duodecimal
269833a5
16
Hexadecimal
57baa6d
20
Vigesimal
18eigbh
36
Base36
1irofh
md5
d74ce9936d074003b84538c491412a7c
sha1
cafc903f2ff904874f50ba11c88a3572e1d87a2d
sha256
8ae7fba0b9f23f6431b3fec56a7710597856a33f73724890b5d4f72ec36584c3
sha512
1ec7026fb04ed2ada893191d3e0dc07a6a61df5970d23f709965b72e1a6e6182c2f2bb722f1fe3296b90c2b7e0c5e2fab3da689d85b8f4deccadac4c72eba882
ripemd-160
3f4557c695bdef6991db105a55a145f06390438a
Diameter
183981274
Circumference
577994218.79649
Area
2.6585028184703E+16
Volume
3.2607649031651E+24
Surface area
1.0634011273881E+17
Circumference
577994218.79649
Perimeter
367962548
Area
8462277295665769
Diagonal
130094406.45674
Surface area
50773663773994614
Volume
7.7845027889893E+23
Space diagonal
159332457.10463
Perimeter
275971911
Area
3.6642735559574E+15
Altitude
79666228.552313
Surface area
3.6642735559574E+15
Volume
9.1741245170999E+22
Height
43364802.152247