66878876 is an even 8-digits composite number following 66878875
and preceding 66878877 . In scientific notation, it is written as 6.6878876 × 10^7.
The sum of its digits is 56. It has a total of 4 prime factors and 12 positive divisors.
There are 32968320 positive integers (up to 66878876) that are relatively prime to 66878876.
66878876 has 12 divisors, whose sum is 118686960
The reverse of 66878876 is 67887866
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-six million eight hundred seventy-eight thousand eight hundred seventy-six
Scientific notation
6.6878876 × 10^7
Engineering notation
6.6878876 × 10^6
Prime Factorization
2 × 2 × 71 × 235489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
33439438
Product of the distinct prime numbers
The prime factorization of 66878876 is 2 × 2 × 71 × 235489.
Since it has a total of 4 prime factors.
9 , 3 , 11 , 77 , 97 , 338 , 8831 , 6391 , 39487 , 7001 , 911725 , 513926 , 3288728 , 8326693 , 17744356 , 35058581 , 239081088 , 90070481 , 7659883161 , 1918598149
n×2
133757752
n×3
200636628
n×4
267515504
n×5
334394380
n÷2
33439438
n÷3
22292958.666667
n÷3
16719719
n÷5
13375775.2
n2
4472784055023376
n3
2.9913477019069E+23
n4
2.0005797202871E+31
n5
1.337965230412E+39
2 √n
8177.9505990193
3 √n
405.9099106897
4 √n
90.432021977944
5 √n
36.733117930623
1 , 2 , 4 , 71 , 142 , 284 , 235489 , 470978 , 941956 , 16719719 , 33439438 , 66878876
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66878875
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66878876 can be divided by 12 positive divisors.
The sum of these divisors (counting 66878876) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11111111000111110110011100
3
Ternary
11122211210120102
4
Quaternary
3333013312130
5
Quinary
114110111001
6
Senary
10345240232
8
Octal
377076634
10
Decimal
66878876
12
Duodecimal
1a493078
16
Hexadecimal
3fc7d9c
20
Vigesimal
10hjh3g
36
Base36
13tg2k
md5
28653e28fc3c3e291bef834a790311cd
sha1
95a13503737ac04cf4d8c2bea2988f49291c6698
sha256
10da79bdf6274e48b1ba5b0b8349692bcc21c804386b5f6fc070a5fbeef06908
sha512
e1eba8b1a192b3efd4aed523d94cceba81f2d3d6a187068203a7cec9a45c55e8b0b0600556855519eb9963495ff6c926128dc46127f84e40b0d65b1e975b3111
ripemd-160
8fffe007164d82d4f14f1b5c36354c29a2426ae6
Diameter
133757752
Circumference
420212371.04389
Area
1.4051665528355E+16
Volume
1.2530127952858E+24
Surface area
5.620666211342E+16
Circumference
420212371.04389
Perimeter
267515504
Area
4472784055023376
Diagonal
94581013.475469
Surface area
26836704330140256
Volume
2.9913477019069E+23
Space diagonal
115837611.1851
Perimeter
200636628
Area
1.9367723086461E+15
Altitude
57918805.592549
Surface area
1.9367723086461E+15
Volume
3.5253370748419E+22
Height
31527004.491823