64673988 is an even 8-digits composite number following 64673987
and preceding 64673989 . In scientific notation, it is written as 6.4673988 × 10^7.
The sum of its digits is 51. It has a total of 5 prime factors and 24 positive divisors.
There are 21387744 positive integers (up to 64673988) that are relatively prime to 64673988.
64673988 has 24 divisors, whose sum is 152097792
The reverse of 64673988 is 88937646
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-four million six hundred seventy-three thousand nine hundred eighty-eight
Scientific notation
6.4673988 × 10^7
Engineering notation
6.4673988 × 10^6
Prime Factorization
2 × 2 × 3 × 127 × 42437
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32336994
Product of the distinct prime numbers
The prime factorization of 64673988 is 2 × 2 × 3 × 127 × 42437.
Since it has a total of 5 prime factors.
1 , 6 , 84 , 79 , 554 , 368 , 5808 , 3390 , 41950 , 81128 , 481873 , 220179 , 4496231 , 3767673 , 81249471 , 56515948 , 774983455 , 882909164 , 3889317525 , 3298941876
n×2
129347976
n×3
194021964
n×4
258695952
n×5
323369940
n÷2
32336994
n÷3
21557996
n÷3
16168497
n÷5
12934797.6
n2
4182724723824144
n3
2.7051348859591E+23
n4
1.749518611529E+31
n5
1.131483456878E+39
2 √n
8042.0139268718
3 √n
401.39924126897
4 √n
89.677276535764
5 √n
36.487652938003
1 , 2 , 3 , 4 , 6 , 12 , 127 , 254 , 381 , 508 , 762 , 1524 , 42437 , 84874 , 127311 , 169748 , 254622 , 509244 , 5389499 , 10778998 , 16168497 , 21557996 , 32336994 , 64673988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64673987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64673988 can be divided by 24 positive divisors.
The sum of these divisors (counting 64673988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110110101101100011000100
3
Ternary
11111200210000220
4
Quaternary
3312231203010
5
Quinary
113024031423
6
Senary
10230104340
8
Octal
366554304
10
Decimal
64673988
12
Duodecimal
197ab0b0
16
Hexadecimal
3dad8c4
20
Vigesimal
10444j8
36
Base36
12i6ro
md5
7e46a542c6563349df8b20aedc2aa1e5
sha1
29c43ca146801924da54e5451de1cc7bed08d71a
sha256
d41335788e4c9f10d70484ce61123575d29af30eaab7422f2aa4e194ac674f79
sha512
7427488e008edb6af7a2411e7e954c9458ee51b62a97129c89b215144b4f7dd72fb750d437fd9ad9cde0a8ea3a3154835d79e4c85ae827b3c74933ec8a97bebb
ripemd-160
57cdc8de80c5f86df77086f8f6ff2974154f6ee0
Diameter
129347976
Circumference
406358651.15831
Area
1.3140417264354E+16
Volume
1.1331242512931E+24
Surface area
5.2561669057417E+16
Circumference
406358651.15831
Perimeter
258695952
Area
4182724723824144
Diagonal
91462830.962355
Surface area
25096348342944864
Volume
2.7051348859591E+23
Space diagonal
112018633.1441
Perimeter
194021964
Area
1.8111729339345E+15
Altitude
56009316.57205
Surface area
1.8111729339345E+15
Volume
3.1880320364766E+22
Height
30487610.320785