66804938 is an even 8-digits composite number following 66804937
and preceding 66804939 . In scientific notation, it is written as 6.6804938 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 32324940 positive integers (up to 66804938) that are relatively prime to 66804938.
66804938 has 8 divisors, whose sum is 103440000
The reverse of 66804938 is 83940866
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 eight hundred four thousand nine hundred thirty-eight
Scientific notation
6.6804938 × 10^7
Engineering notation
6.6804938 × 10^6
Prime Factorization
2 × 31 × 1077499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66804938
Product of the distinct prime numbers
The prime factorization of 66804938 is 2 × 31 × 1077499.
Since it has a total of 3 prime factors.
5 , 6 , 27 , 52 , 512 , 540 , 349 , 7032 , 1877 , 51560 , 332747 , 971054 , 8715821 , 9741934 , 94176468 , 91497690 , 556107877 , 751025266 , 4889061130 , 7911352385
n×2
133609876
n×3
200414814
n×4
267219752
n×5
334024690
n÷2
33402469
n÷3
22268312.666667
n÷3
16701234.5
n÷5
13360987.6
n2
4462899741183844
n3
2.9814374051E+23
n4
1.9917474099859E+31
n5
1.3305856223577E+39
2 √n
8173.4287786706
3 √n
405.76027084544
4 √n
90.407017308783
5 √n
36.724992270349
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
-66804937
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 66804938 can be divided by 8 positive divisors.
The sum of these divisors (counting 66804938) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110110101110011001010
3
Ternary
11122201001010222
4
Quaternary
3332311303022
5
Quinary
114100224223
6
Senary
10343510042
8
Octal
376656312
10
Decimal
66804938
12
Duodecimal
1a458322
16
Hexadecimal
3fb5cca
20
Vigesimal
10hac6i
36
Base36
13rv0q
md5
a85a825fb93a71b8e7ed3c32cabd0db5
sha1
58674ec1c83fb7c9f18cd38651279e0c73f4c7f4
sha256
cf00d318f1f5d25be2646f9e98e8dbd47f80d1982a0ff275297553b11a0919c4
sha512
eb8c1720879e6b8a7afe640afec9e8d16d303655a70bc448a8c30a663893b0f3458e226db7e625b568e465e7c368c5518947a351fac320bbdc181da05b86f52d
ripemd-160
242796bb9f50eaabe0ceb33e6c28bea5f5ee5dde
Diameter
133609876
Circumference
419747804.88864
Area
1.4020613040611E+16
Volume
1.2488615798667E+24
Surface area
5.6082452162444E+16
Circumference
419747804.88864
Perimeter
267219752
Area
4462899741183844
Diagonal
94476449.353094
Surface area
26777398447103064
Volume
2.9814374051E+23
Space diagonal
115709546.81249
Perimeter
200414814
Area
1.9324922752041E+15
Altitude
57854773.406244
Surface area
1.9324922752041E+15
Volume
3.5136576780491E+22
Height
31492149.784365