66874787 is an odd 8-digits composite number following 66874786
and preceding 66874788 . In scientific notation, it is written as 6.6874787 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 53949312 positive integers (up to 66874787) that are relatively prime to 66874787.
66874787 has 8 divisors, whose sum is 80924256
The reverse of 66874787 is 78747866
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-six million eight hundred seventy-four thousand seven hundred eighty-seven
Scientific notation
6.6874787 × 10^7
Engineering notation
6.6874787 × 10^6
Prime Factorization
7 × 17 × 561973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66874787
Product of the distinct prime numbers
The prime factorization of 66874787 is 7 × 17 × 561973.
Since it has a total of 3 prime factors.
2 , 1 , 23 , 58 , 29 , 98 , 1978 , 6404 , 76203 , 84760 , 74283 , 695106 , 4281659 , 1181323 , 26763768 , 88691806 , 816516200 , 883043256 , 8939135146 , 554928120
n×2
133749574
n×3
200624361
n×4
267499148
n×5
334373935
n÷2
33437393.5
n÷3
22291595.666667
n÷3
16718696.75
n÷5
13374957.4
n2
4472237136295369
n3
2.9907990590324E+23
n4
2.0000905003259E+31
n5
1.3375562619002E+39
2 √n
8177.7005936877
3 √n
405.90163802549
4 √n
90.430639684167
5 √n
36.732668744268
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
-66874786
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 66874787 can be divided by 8 positive divisors.
The sum of these divisors (counting 66874787) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111000110110110100011
3
Ternary
11122211120221222
4
Quaternary
3333012312203
5
Quinary
114104443122
6
Senary
10345205255
8
Octal
377066643
10
Decimal
66874787
12
Duodecimal
1a49082b
16
Hexadecimal
3fc6da3
20
Vigesimal
10hj6j7
36
Base36
13tcwz
md5
7d8abbf0666309e109625ac8dace564b
sha1
7f763e5bc524c429d64e533fcba80ba9350fdb77
sha256
3586e1eca7149ca950078ea68a1afa0cba6a0bfcfd73c5dea99569b60eb035b6
sha512
85be45eb12992b8e43c36f52b44bc2d4fe5603075d5643747a20781730f937a3af2f7076ecdd4df1ca2d076f024c418ac18744f5930c976c7195f9a6a35b651d
ripemd-160
ffd04e42ce3370be16c17dd892170b4604599a0c
Diameter
133749574
Circumference
420186679.09916
Area
1.4049947332497E+16
Volume
1.2527829802959E+24
Surface area
5.6199789329988E+16
Circumference
420186679.09916
Perimeter
267499148
Area
4472237136295369
Diagonal
94575230.756212
Surface area
26833422817772214
Volume
2.9907990590324E+23
Space diagonal
115830528.82935
Perimeter
200624361
Area
1.93653548589E+15
Altitude
57915264.414673
Surface area
1.93653548589E+15
Volume
3.5246904930136E+22
Height
31525076.918737