66871243 is an odd 8-digits composite number following 66871242
and preceding 66871244 . In scientific notation, it is written as 6.6871243 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 66817840 positive integers (up to 66871243) that are relatively prime to 66871243.
66871243 has 4 divisors, whose sum is 66924648
The reverse of 66871243 is 34217866
Previous prime number is 1283
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million eight hundred seventy-one thousand two hundred forty-three
Scientific notation
6.6871243 × 10^7
Engineering notation
6.6871243 × 10^6
Prime Factorization
1283 × 52121
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66871243
Product of the distinct prime numbers
The prime factorization of 66871243 is 1283 × 52121.
Since it has a total of 2 prime factors.
6 , 7 , 17 , 65 , 203 , 847 , 8344 , 6241 , 34353 , 27819 , 81657 , 557369 , 302573 , 1104429 , 28133685 , 92872519 , 282489257 , 666465712 , 7562443004 , 7188260307
n×2
133742486
n×3
200613729
n×4
267484972
n×5
334356215
n÷2
33435621.5
n÷3
22290414.333333
n÷3
16717810.75
n÷5
13374248.6
n2
4471763140365049
n3
2.9903235959779E+23
n4
1.9996665583527E+31
n5
1.3372018834258E+39
2 √n
8177.4839039891
3 √n
405.89446770574
4 √n
90.429441577337
5 √n
36.732279409682
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66871242
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66871243 can be divided by 4 positive divisors.
The sum of these divisors (counting 66871243) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111000101111111001011
3
Ternary
11122211102002201
4
Quaternary
3333011333023
5
Quinary
114104334433
6
Senary
10345141031
8
Octal
377057713
10
Decimal
66871243
12
Duodecimal
1a48a777
16
Hexadecimal
3fc5fcb
20
Vigesimal
10hii23
36
Base36
13ta6j
md5
158f8fb474ad75581a07d6af80e2a23b
sha1
5bce16329104ff4e81e2224451bafa41ca8268c4
sha256
17d3fa78c5901ae709ce4cc8f4a8b92656db43afa6f552199a37575ee2f8c496
sha512
e6e7515b11cd8064782e045a94466dacddf04bf9ec25f68fccde59e85183098c4bf11c3f8e6779417954f22891f7adc57951149fdee671d49922e6248e816353
ripemd-160
eb19fdc795e7356f94d6cb69158e151967cb8bca
Diameter
133742486
Circumference
420164411.49044
Area
1.4048458230364E+16
Volume
1.2525838187974E+24
Surface area
5.6193832921458E+16
Circumference
420164411.49044
Perimeter
267484972
Area
4471763140365049
Diagonal
94570218.783347
Surface area
26830578842190294
Volume
2.9903235959779E+23
Space diagonal
115824390.44128
Perimeter
200613729
Area
1.9363302396315E+15
Altitude
57912195.220642
Surface area
1.9363302396315E+15
Volume
3.5241301544302E+22
Height
31523406.261116