66993810 is an even 8-digits composite number following 66993809
and preceding 66993811 . In scientific notation, it is written as 6.6993810 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors.
There are 15621120 positive integers (up to 66993810) that are relatively prime to 66993810.
66993810 has 32 divisors, whose sum is 145829376
The reverse of 66993810 is 01839966
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million nine hundred ninety-three thousand eight hundred ten
Scientific notation
6.6993810 × 10^7
Engineering notation
6.6993810 × 10^6
Prime Factorization
2 × 3 × 95 × 13 × 9041
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
66993810
Product of the distinct prime numbers
The prime factorization of 66993810 is 2 × 3 × 95 × 13 × 9041.
Since it has a total of 5 prime factors.
3 , 8 , 77 , 92 , 730 , 211 , 3073 , 4664 , 37656 , 20392 , 115196 , 325925 , 9537728 , 8345854 , 91940484 , 38584117 , 909610814 , 390338386 , 3438970444 , 6623944042
n×2
133987620
n×3
200981430
n×4
267975240
n×5
334969050
n÷2
33496905
n÷3
22331270
n÷3
16748452.5
n÷5
13398762
n2
4488170578316100
n3
3.006796469713E+23
n4
2.0143675140062E+31
n5
1.3495015450351E+39
2 √n
8184.9746487084
3 √n
406.14230170774
4 √n
90.470849718064
5 √n
36.745734724527
1 , 2 , 3 , 6 , 13 , 26 , 39 , 78 , 95 , 190 , 285 , 570 , 1235 , 2470 , 3705 , 7410 , 9041 , 18082 , 27123 , 54246 , 117533 , 235066 , 352599 , 705198 , 858895 , 1717790 , 2576685 , 5153370 , 11165635 , 22331270 , 33496905 , 66993810
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66993809
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66993810 can be divided by 32 positive divisors.
The sum of these divisors (counting 66993810) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111111100011111010010010
3
Ternary
11200001122020020
4
Quaternary
3333203322102
5
Quinary
114122300220
6
Senary
10351524310
8
Octal
377437222
10
Decimal
66993810
12
Duodecimal
1a529696
16
Hexadecimal
3fe3e92
20
Vigesimal
10ie4aa
36
Base36
13vwr6
md5
2e033a3d58359492200a06dce904df87
sha1
9c5b5111d92e286177c569f00fd3c4e34b071905
sha256
0c46005a17541f1f2bde2e0577a897459cc2c0321e971b632885a95804ec55fe
sha512
3b011fe6cb1795556c3ab3c4070cb7e711748886906f3ec09e9b858e17197f7af1651bdf664068adbbd09c78144d606e9b7939e80898cabea1eb01f25d219158
ripemd-160
a1933e148e2e3a3122b407092857211b3c7a8f43
Diameter
133987620
Circumference
420934522.66398
Area
1.4100003716896E+16
Volume
1.259483960012E+24
Surface area
5.6400014867583E+16
Circumference
420934522.66398
Perimeter
267975240
Area
4488170578316100
Diagonal
94743554.697046
Surface area
26929023469896600
Volume
3.006796469713E+23
Space diagonal
116036682.71262
Perimeter
200981430
Area
1.9434348686698E+15
Altitude
58018341.356308
Surface area
1.9434348686698E+15
Volume
3.543543622303E+22
Height
31581184.899015