66779898 is an even 8-digits composite number following 66779897
and preceding 66779899 . In scientific notation, it is written as 6.6779898 × 10^7.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 21716960 positive integers (up to 66779898) that are relatively prime to 66779898.
66779898 has 8 divisors, whose sum is 100984608
The reverse of 66779898 is 89897766
Previous prime number is 123
Is Prime? no
Number parity even
Number length 8
Sum of Digits 60
Digital Root 6
Name
sixty-six million seven hundred seventy-nine thousand eight hundred ninety-eight
Scientific notation
6.6779898 × 10^7
Engineering notation
6.6779898 × 10^6
Prime Factorization
2 × 123 × 271463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66779898
Product of the distinct prime numbers
The prime factorization of 66779898 is 2 × 123 × 271463.
Since it has a total of 3 prime factors.
10 , 8 , 63 , 46 , 393 , 474 , 7158 , 842 , 9351 , 5220 , 559634 , 178575 , 4746960 , 2008605 , 10664046 , 55405646 , 245003365 , 571294348 , 1087260583 , 8585914633
n×2
133559796
n×3
200339694
n×4
267119592
n×5
333899490
n÷2
33389949
n÷3
22259966
n÷3
16694974.5
n÷5
13355979.6
n2
4459554776890404
n3
2.9780861312615E+23
n4
1.9887628808086E+31
n5
1.3280938232658E+39
2 √n
8171.896842227
3 √n
405.70956847133
4 √n
90.398544469626
5 √n
36.722238786134
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
-66779897
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 66779898 can be divided by 8 positive divisors.
The sum of these divisors (counting 66779898) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110101111101011111010
3
Ternary
11122122202210120
4
Quaternary
3332233223322
5
Quinary
114043424043
6
Senary
10343154110
8
Octal
376575372
10
Decimal
66779898
12
Duodecimal
1a445936
16
Hexadecimal
3fafafa
20
Vigesimal
10h79ei
36
Base36
13rbp6
md5
9805a05bb119c89294a0a3562bc624d7
sha1
41c278d7bf619c01d51b4907b1bfc474c666eece
sha256
f561fb2fe151045eb201460a51d67d1482b9e2d965aa551e22da722bf2f816f9
sha512
db6e8b496a856832bf2bb660e4b6d78340c29de2b398ecb285cbf15d3ab1266193d41549e7812a44bd3ecf83c75e18a7e7e9422369394df988f8da9cbe6f32bb
ripemd-160
0e9cdd9b9d9e22d544bed2ea1ebcd7f0eebc9e03
Diameter
133559796
Circumference
419590473.92855
Area
1.401010452536E+16
Volume
1.2474578015639E+24
Surface area
5.6040418101441E+16
Circumference
419590473.92855
Perimeter
267119592
Area
4459554776890404
Diagonal
94441037.445492
Surface area
26757328661342424
Volume
2.9780861312615E+23
Space diagonal
115666176.26027
Perimeter
200339694
Area
1.9310438631777E+15
Altitude
57833088.130134
Surface area
1.9310438631777E+15
Volume
3.5097081639544E+22
Height
31480345.815164