66889216 is an even 8-digits composite number following 66889215
and preceding 66889217 . In scientific notation, it is written as 6.6889216 × 10^7.
The sum of its digits is 46. It has a total of 10 prime factors and 20 positive divisors.
There are 33444352 positive integers (up to 66889216) that are relatively prime to 66889216.
66889216 has 20 divisors, whose sum is 133648812
The reverse of 66889216 is 61298866
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-six million eight hundred eighty-nine thousand two hundred sixteen
Scientific notation
6.6889216 × 10^7
Engineering notation
6.6889216 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 130643
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
10
Total number of prime factors
rad
Radical
261286
Product of the distinct prime numbers
The prime factorization of 66889216 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 130643.
Since it has a total of 10 prime factors.
5 , 4 , 44 , 2 , 120 , 672 , 3340 , 9382 , 4217 , 8267 , 80582 , 334184 , 34605 , 4059368 , 3967477 , 87676447 , 233696317 , 9556315 , 553859030 , 7956707691
n×2
133778432
n×3
200667648
n×4
267556864
n×5
334446080
n÷2
33444608
n÷3
22296405.333333
n÷3
16722304
n÷5
13377843.2
n2
4474167217094656
n3
2.9927353740436E+23
n4
2.0018172286525E+31
n5
1.3389998499986E+39
2 √n
8178.5827623128
3 √n
405.93082856613
4 √n
90.43551715069
5 √n
36.734253706147
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 512 , 130643 , 261286 , 522572 , 1045144 , 2090288 , 4180576 , 8361152 , 16722304 , 33444608 , 66889216
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
-66889215
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 66889216 can be divided by 20 positive divisors.
The sum of these divisors (counting 66889216) is 1, the average is 0.05.
Base
System
Value
2
Binary
11111111001010011000000000
3
Ternary
11122212022202101
4
Quaternary
3333022120000
5
Quinary
114110423331
6
Senary
10345400144
8
Octal
377123000
10
Decimal
66889216
12
Duodecimal
1a499054
16
Hexadecimal
3fca600
20
Vigesimal
10i130g
36
Base36
13to1s
md5
ff8c59655509724059bbdaea9022a3f4
sha1
674132516785639be4af08772165220b650c171e
sha256
d759b611bee8c268785836559b731813953d3b091caa89b1a87da0181ce9765c
sha512
ed8db4a47446455d03d4a362618b874161c4ebdb3e3a5f1beffd955d01931bc96489407fc4ef1f933d53f480bc14205e536652b132d21442b209fa5b8f1033f7
ripemd-160
0f8da09ba3cc807240d3e50f9aa892c6e702878f
Diameter
133778432
Circumference
420277339.17996
Area
1.4056010860157E+16
Volume
1.2535940620312E+24
Surface area
5.6224043440627E+16
Circumference
420277339.17996
Perimeter
267556864
Area
4474167217094656
Diagonal
94595636.443703
Surface area
26845003302567936
Volume
2.9927353740436E+23
Space diagonal
115855520.59045
Perimeter
200667648
Area
1.9373712353917E+15
Altitude
57927760.295225
Surface area
1.9373712353917E+15
Volume
3.5269724621385E+22
Height
31531878.814568