91008049 is an odd 8-digits composite number following 91008048
and preceding 91008050 . In scientific notation, it is written as 9.1008049 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 78960960 positive integers (up to 91008049) that are relatively prime to 91008049.
91008049 has 16 divisors, whose sum is 103913280
The reverse of 91008049 is 94080019
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
ninety-one million eight thousand forty-nine
Scientific notation
9.1008049 × 10^7
Engineering notation
9.1008049 × 10^6
Prime Factorization
37 × 11 × 53 × 4219
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91008049
Product of the distinct prime numbers
The prime factorization of 91008049 is 37 × 11 × 53 × 4219.
Since it has a total of 4 prime factors.
8 , 1 , 66 , 19 , 860 , 517 , 4940 , 2981 , 97802 , 22711 , 152949 , 982163 , 3907264 , 2874315 , 295198 , 45723347 , 126615730 , 68928246 , 9624896637 , 4355784653
n×2
182016098
n×3
273024147
n×4
364032196
n×5
455040245
n÷2
45504024.5
n÷3
30336016.333333
n÷3
22752012.25
n÷5
18201609.8
n2
8282464982786401
n3
7.5377097899421E+23
n4
6.8599226191083E+31
n5
6.2430817385602E+39
2 √n
9539.8138870735
3 √n
449.80740564964
4 √n
97.671970836435
5 √n
39.06753058668
1 , 11 , 37 , 53 , 407 , 583 , 1961 , 4219 , 21571 , 46409 , 156103 , 223607 , 1717133 , 2459677 , 8273459 , 91008049
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
-91008048
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 91008049 can be divided by 16 positive divisors.
The sum of these divisors (counting 91008049) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011011001010110000110001
3
Ternary
20100020200120111
4
Quaternary
11123022300301
5
Quinary
141244224144
6
Senary
13010341321
8
Octal
533126061
10
Decimal
91008049
12
Duodecimal
2658a841
16
Hexadecimal
56cac31
20
Vigesimal
188g029
36
Base36
1i6m9d
md5
61c83f7a6e4864a2ae746ee87c0025ac
sha1
ebfcce602f6541e731e9f2d5784dafbeb07265cf
sha256
51a8539792649352f8a0a283d72bc816ddc6774d5088c1ce754f0c2b2438fc87
sha512
b2e42541e9db8f4fa81115bcd803b882449cbf692e074007568b6455839c872150abc9b3853ce598c418e849d097ab1821290931f297ddd705d6a5f3dade4322
ripemd-160
2cff2b0373d7240a73761b1f41eab890843f59a3
Diameter
182016098
Circumference
571820436.31188
Area
2.6020131143536E+16
Volume
3.1573884934632E+24
Surface area
1.0408052457415E+17
Circumference
571820436.31188
Perimeter
364032196
Area
8282464982786401
Diagonal
128704817.18092
Surface area
49694789896718406
Volume
7.5377097899421E+23
Space diagonal
157630564.76572
Perimeter
273024147
Area
3.586412540524E+15
Altitude
78815282.382859
Surface area
3.586412540524E+15
Volume
8.8832761784738E+22
Height
42901605.726972