66431407 is an odd 8-digits composite number following 66431406
and preceding 66431408 . In scientific notation, it is written as 6.6431407 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 56941164 positive integers (up to 66431407) that are relatively prime to 66431407.
66431407 has 4 divisors, whose sum is 67787200
The reverse of 66431407 is 70413466
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-six million four hundred thirty-one thousand four hundred seven
Scientific notation
6.6431407 × 10^7
Engineering notation
6.6431407 × 10^6
Prime Factorization
49 × 1355743
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66431407
Product of the distinct prime numbers
The prime factorization of 66431407 is 49 × 1355743.
Since it has a total of 2 prime factors.
5 , 3 , 19 , 54 , 471 , 913 , 1931 , 4151 , 69968 , 14866 , 679959 , 188991 , 255787 , 4763616 , 11877427 , 86659987 , 933578031 , 290330196 , 3638896591 , 5225095424
n×2
132862814
n×3
199294221
n×4
265725628
n×5
332157035
n÷2
33215703.5
n÷3
22143802.333333
n÷3
16607851.75
n÷5
13286281.4
n2
4413131835999649
n3
2.9317055714195E+23
n4
1.9475732601914E+31
n5
1.2938003191009E+39
2 √n
8150.5464234001
3 √n
405.00260527715
4 √n
90.280376734926
5 √n
36.683831519016
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
-66431406
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 66431407 can be divided by 4 positive divisors.
The sum of these divisors (counting 66431407) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101011010100110101111
3
Ternary
11122000001202111
4
Quaternary
3331122212233
5
Quinary
114001301112
6
Senary
10331504451
8
Octal
375324657
10
Decimal
66431407
12
Duodecimal
1a2b8127
16
Hexadecimal
3f5a9af
20
Vigesimal
10f3ia7
36
Base36
13jusv
md5
39ec0105432114d76b90c125ae62cbed
sha1
8bc144558d06071e26d61f6b1c5b009540b90e22
sha256
aa618bd243253a4b905b63f8c4e69565df293cb03bc657075f3c09bbb91c4b0a
sha512
11cac0830f9387c57204b323d7fe3011681823a82258e2c88adb4947ea0f45761003f3c0245c3287553dcf917d4a7308e9f4cdad8bd57971df2c9a526ff13bc7
ripemd-160
b48721af69772efd89a8f582bba62622f0f2c89c
Diameter
132862814
Circumference
417400840.39767
Area
1.38642625553E+16
Volume
1.228029958088E+24
Surface area
5.5457050221199E+16
Circumference
417400840.39767
Perimeter
265725628
Area
4413131835999649
Diagonal
93948196.746927
Surface area
26478791015997894
Volume
2.9317055714195E+23
Space diagonal
115062572.14229
Perimeter
199294221
Area
1.9109421401128E+15
Altitude
57531286.071143
Surface area
1.9109421401128E+15
Volume
3.4550481499885E+22
Height
31316065.582309