64694288 is an even 8-digits composite number following 64694287
and preceding 64694289 . In scientific notation, it is written as 6.4694288 × 10^7.
The sum of its digits is 47. It has a total of 6 prime factors and 20 positive divisors.
There are 32192160 positive integers (up to 64694288) that are relatively prime to 64694288.
64694288 has 20 divisors, whose sum is 125945808
The reverse of 64694288 is 88249646
Previous prime number is 211
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-four million six hundred ninety-four thousand two hundred eighty-eight
Scientific notation
6.4694288 × 10^7
Engineering notation
6.4694288 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 211 × 19163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8086786
Product of the distinct prime numbers
The prime factorization of 64694288 is 2 × 2 × 2 × 2 × 211 × 19163.
Since it has a total of 6 prime factors.
4 , 10 , 34 , 36 , 516 , 722 , 3273 , 3260 , 76724 , 76630 , 469587 , 7260 , 7786783 , 8404580 , 21512582 , 72927703 , 987035186 , 631746818 , 4077815155 , 4840584353
n×2
129388576
n×3
194082864
n×4
258777152
n×5
323471440
n÷2
32347144
n÷3
21564762.666667
n÷3
16173572
n÷5
12938857.6
n2
4185350899826944
n3
2.7076829649446E+23
n4
1.7517162154682E+31
n5
1.1332603333777E+39
2 √n
8043.2759495121
3 √n
401.44123420643
4 √n
89.684312728103
5 √n
36.489943213887
1 , 2 , 4 , 8 , 16 , 211 , 422 , 844 , 1688 , 3376 , 19163 , 38326 , 76652 , 153304 , 306608 , 4043393 , 8086786 , 16173572 , 32347144 , 64694288
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64694287
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64694288 can be divided by 20 positive divisors.
The sum of these divisors (counting 64694288) is 1, the average is 0.05.
Base
System
Value
2
Binary
11110110110010100000010000
3
Ternary
11111201210212202
4
Quaternary
3312302200100
5
Quinary
113030204123
6
Senary
10230342332
8
Octal
366624020
10
Decimal
64694288
12
Duodecimal
197ba9a8
16
Hexadecimal
3db2810
20
Vigesimal
1046fe8
36
Base36
12imfk
md5
0fb764fd0c3d305dd9920afe8e9101d2
sha1
9920eedf232bd6ba0b85bebc7adc5eaadcab1a1d
sha256
426a3bf81e8170a0040d9b48808fdfef0ca95b4c5c60461dc9dbf3ee537280c1
sha512
04a17ce1877329441f69d7f108b94f365adf65b9e61c6022616a4018fe7aacccbed34861a0e1562b8299857551094165f5bcc52ce8c74bebc225b0a45fab9114
ripemd-160
92047e5d4dd710c1fc9b3989a9770e12d23dedf7
Diameter
129388576
Circumference
406486199.82004
Area
1.3148667639592E+16
Volume
1.1341915881227E+24
Surface area
5.2594670558367E+16
Circumference
406486199.82004
Perimeter
258777152
Area
4185350899826944
Diagonal
91491539.497671
Surface area
25112105398961664
Volume
2.7076829649446E+23
Space diagonal
112053793.77549
Perimeter
194082864
Area
1.8123101015011E+15
Altitude
56026896.887747
Surface area
1.8123101015011E+15
Volume
3.1910349763594E+22
Height
30497179.832557