91662021 is an odd 8-digits composite number following 91662020
and preceding 91662022 . In scientific notation, it is written as 9.1662021 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 55144800 positive integers (up to 91662021) that are relatively prime to 91662021.
91662021 has 16 divisors, whose sum is 111921600
The reverse of 91662021 is 12026619
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
ninety-one million six hundred sixty-two thousand twenty-one
Scientific notation
9.1662021 × 10^7
Engineering notation
9.1662021 × 10^6
Prime Factorization
9 × 11 × 139 × 6661
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
91662021
Product of the distinct prime numbers
The prime factorization of 91662021 is 9 × 11 × 139 × 6661.
Since it has a total of 4 prime factors.
8 , 9 , 24 , 40 , 28 , 597 , 4550 , 7912 , 25715 , 19761 , 707077 , 440577 , 5666276 , 7493758 , 83680518 , 62026131 , 761558508 , 94963826 , 1464955534 , 6668395605
n×2
183324042
n×3
274986063
n×4
366648084
n×5
458310105
n÷2
45831010.5
n÷3
30554007
n÷3
22915505.25
n÷5
18332404.2
n2
8401926093804441
n3
7.7013752605075E+23
n4
7.0592362085752E+31
n5
6.4706385759438E+39
2 √n
9574.0284624603
3 √n
450.88225433763
4 √n
97.846964503046
5 √n
39.123516731891
1 , 9 , 11 , 99 , 139 , 1251 , 1529 , 6661 , 13761 , 59949 , 73271 , 659439 , 925879 , 8332911 , 10184669 , 91662021
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
-91662020
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 91662021 can be divided by 16 positive divisors.
The sum of these divisors (counting 91662021) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101011101101010011011000101
3
Ternary
20101110220122200
4
Quaternary
11131222123011
5
Quinary
141431141041
6
Senary
13032345113
8
Octal
535523305
10
Decimal
91662021
12
Duodecimal
26845199
16
Hexadecimal
576a6c5
20
Vigesimal
18chf11
36
Base36
1ikmv9
md5
364ab8fc0bbb3b99b22db9a66df919ce
sha1
b6bb2904f557e348065284f98f0537511cc2ecf4
sha256
c1c0f3650295360a3383c95ef623a5ff0c39fcdf7794c696272f67dbc1d83d35
sha512
7dc498a3edb1573c546287f9d8ff57fdeebee4f96d845f3415cd51da0a7c786f44d67636c9f9c8ece44619629431e7dc1d9dee5dd099f28ce6d815b01b4f2927
ripemd-160
25b8fb74f0eacc98e9ea9165f70f4ae368420993
Diameter
183324042
Circumference
575929463.57359
Area
2.63954292923E+16
Volume
3.2259445254598E+24
Surface area
1.055817171692E+17
Circumference
575929463.57359
Perimeter
366648084
Area
8401926093804441
Diagonal
129629673.25273
Surface area
50411556562826646
Volume
7.7013752605075E+23
Space diagonal
158763277.49645
Perimeter
274986063
Area
3.638140718977E+15
Altitude
79381638.748223
Surface area
3.638140718977E+15
Volume
9.0761577852786E+22
Height
43209891.084242