66885789 is an odd 8-digits composite number following 66885788
and preceding 66885790 . In scientific notation, it is written as 6.6885789 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 44570736 positive integers (up to 66885789) that are relatively prime to 66885789.
66885789 has 8 divisors, whose sum is 89220640
The reverse of 66885789 is 98758866
Previous prime number is 3469
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-six million eight hundred eighty-five thousand seven hundred eighty-nine
Scientific notation
6.6885789 × 10^7
Engineering notation
6.6885789 × 10^6
Prime Factorization
3 × 3469 × 6427
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66885789
Product of the distinct prime numbers
The prime factorization of 66885789 is 3 × 3469 × 6427.
Since it has a total of 3 prime factors.
2 , 6 , 70 , 75 , 898 , 96 , 5989 , 5991 , 97855 , 36425 , 152795 , 400502 , 8927793 , 274294 , 82580581 , 12250583 , 191491336 , 713506190 , 2376858543 , 2218678001
n×2
133771578
n×3
200657367
n×4
267543156
n×5
334428945
n÷2
33442894.5
n÷3
22295263
n÷3
16721447.25
n÷5
13377157.8
n2
4473708770152521
n3
2.9922754084787E+23
n4
2.001407016014E+31
n5
1.3386568737623E+39
2 √n
8178.3732490025
3 √n
405.92389596528
4 √n
90.434358785821
5 √n
36.733877290112
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
-66885788
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 66885789 can be divided by 8 positive divisors.
The sum of these divisors (counting 66885789) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111001001100010011101
3
Ternary
11122212011001110
4
Quaternary
3333021202131
5
Quinary
114110321124
6
Senary
10345332233
8
Octal
377114235
10
Decimal
66885789
12
Duodecimal
1a497079
16
Hexadecimal
3fc989d
20
Vigesimal
10i0e99
36
Base36
13tlel
md5
1b1008ab82f2956bc70dd15273d28477
sha1
f797b5c515bb6b8d59ab1e6ae1805d6e00442899
sha256
2de8bd32b5b391bce8bb2da0ee91bc6f1557227c403acc466ae3c7646bd84706
sha512
a2a0bb022125ea84d04ba4366db7993f7a1b6a58487df836731b7ee7197505d6a7f99a213a1c077553b1aec22cff4ae3046ff4b3bf4740faaf1deb4b1fc459ee
ripemd-160
efc6c130224fb4c0b4e23daeef587e881a7fc787
Diameter
133771578
Circumference
420255806.70391
Area
1.4054570606611E+16
Volume
1.2534013921059E+24
Surface area
5.6218282426446E+16
Circumference
420255806.70391
Perimeter
267543156
Area
4473708770152521
Diagonal
94590789.933825
Surface area
26842252620915126
Volume
2.9922754084787E+23
Space diagonal
115849584.85233
Perimeter
200657367
Area
1.9371727220427E+15
Altitude
57924792.426166
Surface area
1.9371727220427E+15
Volume
3.5264303875217E+22
Height
31530263.311275