91663921 is an odd 8-digits prime number following 91663920
and preceding 91663922 . In scientific notation, it is written as 9.1663921 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 91663920 positive integers (up to 91663921) that are relatively prime to 91663921.
91663921 has 2 divisors, whose sum is 91663922
The reverse of 91663921 is 12936619
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 37 Digital Root 1
Name
ninety-one million six hundred sixty-three thousand nine hundred twenty-one
Scientific notation
9.1663921 × 10^7
Engineering notation
9.1663921 × 10^6
Prime Factorization
91663921
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
91663921 Product of the distinct prime numbers
The prime factorization of 91663921 is 91663921.
Since it has a total of 1 prime factors.
2 , 5 , 76 , 34 , 977 , 24 , 1867 , 2591 , 83954 , 5178 , 80684 , 177152 , 4008523 , 9241489 , 40823490 , 91751710 , 782595437 , 758924075 , 1078203201 , 5868941493
n×2
183327842
n×3
274991763
n×4
366655684
n×5
458319605
n÷2
45831960.5
n÷3
30554640.333333
n÷3
22915980.25
n÷5
18332784.2
n2
8402274413094241
n3
7.7018541802219E+23
n4
7.0598215312938E+31
n5
6.4713092311862E+39
2 √n9574.1276887244
3 √n450.88536966048
4 √n97.847471549982
5 √n39.123678923526
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
91663922 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
45831961 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9574.1277409485 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999781812 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 91663921 can be divided by 2 positive divisors.
The sum of these divisors (counting 91663921) is 91663922, the average is 45831961.
Base
System
Value
2
Binary
101011101101010111000110001
3
Ternary
20101111000021001
4
Quaternary
11131222320301
5
Quinary
141431221141
6
Senary
13032402001
8
Octal
535527061
10
Decimal
91663921
12
Duodecimal
26846301
16
Hexadecimal
576ae31
20
Vigesimal
18chjg1
36
Base36
1ikoc1
md5
7f0e77e9b2d8ff65b5d42be0587a70c8
sha1
3b5ae82911fc32829b88de96292f6c190c7e90a4
sha256
81276ffed389c1ab6c011f6226c06cebb60b4b6fdd7a024aedf0b8a2f9f65bc9
sha512
b7bc188ab92e766f0e43c9f49a311eab7dde27830b9a39771f0f5ae20138e058c8ee27a0c6ea87be7f42d35550887117aec1d680bc2c5cd3482a0583e8d3fe8a
ripemd-160
1a7715bbe896f1b38b667d301c5a02a443e26c71
Diameter
183327842
Circumference
575941401.62567
Area
2.6396523569622E+16
Volume
3.2261451348807E+24
Surface area
1.0558609427849E+17
Circumference
575941401.62567
Perimeter
366655684
Area
8402274413094241
Diagonal
129632360.2585
Surface area
50413646478565446
Volume
7.7018541802219E+23
Space diagonal
158766568.39298
Perimeter
274991763
Area
3.6382915456538E+15
Altitude
79383284.19649
Surface area
3.6382915456538E+15
Volume
9.0767221975748E+22
Height
43210786.752832