66289904 is an even 8-digits composite number following 66289903
and preceding 66289905 . In scientific notation, it is written as 6.6289904 × 10^7.
The sum of its digits is 44. It has a total of 6 prime factors and 20 positive divisors.
There are 32075520 positive integers (up to 66289904) that are relatively prime to 66289904.
66289904 has 20 divisors, whose sum is 132580800
The reverse of 66289904 is 40998266
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-six million two hundred eighty-nine thousand nine hundred four
Scientific notation
6.6289904 × 10^7
Engineering notation
6.6289904 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 31 × 133649
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8286238
Product of the distinct prime numbers
The prime factorization of 66289904 is 2 × 2 × 2 × 2 × 31 × 133649.
Since it has a total of 6 prime factors.
10 , 3 , 34 , 93 , 650 , 507 , 9348 , 74 , 82751 , 93330 , 967220 , 568315 , 7443858 , 5271416 , 46814745 , 68397103 , 253404259 , 156477813 , 2370814478 , 9091549976
n×2
132579808
n×3
198869712
n×4
265159616
n×5
331449520
n÷2
33144952
n÷3
22096634.666667
n÷3
16572476
n÷5
13257980.8
n2
4394351372329216
n3
2.9130113061397E+23
n4
1.9310323983492E+31
n5
1.2800795230746E+39
2 √n
8141.8612122782
3 √n
404.71484067356
4 √n
90.232262590928
5 √n
36.668190421354
1 , 2 , 4 , 8 , 16 , 31 , 62 , 124 , 248 , 496 , 133649 , 267298 , 534596 , 1069192 , 2138384 , 4143119 , 8286238 , 16572476 , 33144952 , 66289904
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66289903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66289904 can be divided by 20 positive divisors.
The sum of these divisors (counting 66289904) is 1, the average is 0.05.
Base
System
Value
2
Binary
11111100111000000011110000
3
Ternary
11121201212122122
4
Quaternary
3330320003300
5
Quinary
113432234104
6
Senary
10324453412
8
Octal
374700360
10
Decimal
66289904
12
Duodecimal
1a24a268
16
Hexadecimal
3f380f0
20
Vigesimal
10e64f4
36
Base36
13gtm8
md5
b7fac69ae4dc4c749b91199ffe54ebf8
sha1
19fb997139e90a0631dbd181f94eb4e20e858781
sha256
2a2f8919748fafbc76727c4f17af3f9c05b77649737e85d98ca07b72afc34df0
sha512
1bbaada8747ca50f2e7d9b46bfe41ec384da55a6fcddcef526de47cd25b80d2805494d45d0a8edbe959c05112261a26ed092497f466ef5517948551c473af61a
ripemd-160
a07acacadb39b0be591cd01564b954b1a15cca98
Diameter
132579808
Circumference
416511750.82715
Area
1.3805261988602E+16
Volume
1.220199322559E+24
Surface area
5.5221047954407E+16
Circumference
416511750.82715
Perimeter
265159616
Area
4394351372329216
Diagonal
93748081.28521
Surface area
26366108233975296
Volume
2.9130113061397E+23
Space diagonal
114817481.75686
Perimeter
198869712
Area
1.9028099607961E+15
Altitude
57408740.878432
Surface area
1.9028099607961E+15
Volume
3.4330167470741E+22
Height
31249360.428403