66408091 is an odd 8-digits composite number following 66408090
and preceding 66408092 . In scientific notation, it is written as 6.6408091 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 65798568 positive integers (up to 66408091) that are relatively prime to 66408091.
66408091 has 8 divisors, whose sum is 67020800
The reverse of 66408091 is 19080466
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-six million four hundred eight thousand ninety-one
Scientific notation
6.6408091 × 10^7
Engineering notation
6.6408091 × 10^6
Prime Factorization
199 × 307 × 1087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66408091
Product of the distinct prime numbers
The prime factorization of 66408091 is 199 × 307 × 1087.
Since it has a total of 3 prime factors.
2 , 9 , 64 , 51 , 366 , 141 , 8020 , 2328 , 82611 , 82327 , 288622 , 717407 , 5531691 , 1684381 , 35356604 , 57064883 , 956151191 , 123090385 , 2767229771 , 4984940472
n×2
132816182
n×3
199224273
n×4
265632364
n×5
332040455
n÷2
33204045.5
n÷3
22136030.333333
n÷3
16602022.75
n÷5
13281618.2
n2
4410034550264281
n3
2.9286197572709E+23
n4
1.9448404734525E+31
n5
1.2915314314151E+39
2 √n
8149.115964324
3 √n
404.95521732139
4 √n
90.27245407279
5 √n
36.681256109706
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66408090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66408091 can be divided by 8 positive divisors.
The sum of these divisors (counting 66408091) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111101010100111010011011
3
Ternary
11121221212202221
4
Quaternary
3331110322123
5
Quinary
114000024331
6
Senary
10331204511
8
Octal
375247233
10
Decimal
66408091
12
Duodecimal
1a2a6737
16
Hexadecimal
3f54e9b
20
Vigesimal
10f104b
36
Base36
13jct7
md5
28ac6e7d5b9e168cbd99cf14d02df1ca
sha1
2a447eabd708c237f967f176ba7205f6f7a4a70f
sha256
7da42ee1c388515804de6817c141680fa4fbc60d084968fddc4565dc0582500e
sha512
9a2cc1d73b244c74908ff0ece1b6b83dccd273e3d39ea657d544397acb7b36da9a5232fa4817505c9cf7f3868c7a693e9766650c9bfc222031c60b7269046bd9
ripemd-160
66c05ecdc2fcd673b2575b3d934dc2cfa2ffab09
Diameter
132816182
Circumference
417254341.64904
Area
1.3854532145187E+16
Volume
1.22673737528E+24
Surface area
5.541812858075E+16
Circumference
417254341.64904
Perimeter
265632364
Area
4410034550264281
Diagonal
93915222.943507
Surface area
26460207301585686
Volume
2.9286197572709E+23
Space diagonal
115022187.64566
Perimeter
199224273
Area
1.909600976048E+15
Altitude
57511093.822829
Surface area
1.909600976048E+15
Volume
3.4514114831386E+22
Height
31305074.314502