64694394 is an even 8-digits composite number following 64694393
and preceding 64694395 . In scientific notation, it is written as 6.4694394 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 21523968 positive integers (up to 64694394) that are relatively prime to 64694394.
64694394 has 16 divisors, whose sum is 108028200
The reverse of 64694394 is 49349646
Previous prime number is 577
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-four million six hundred ninety-four thousand three hundred ninety-four
Scientific notation
6.4694394 × 10^7
Engineering notation
6.4694394 × 10^6
Prime Factorization
2 × 9 × 577 × 6229
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64694394
Product of the distinct prime numbers
The prime factorization of 64694394 is 2 × 9 × 577 × 6229.
Since it has a total of 4 prime factors.
2 , 9 , 3 , 16 , 829 , 857 , 8902 , 319 , 6341 , 16016 , 741790 , 51482 , 5700738 , 3503215 , 39516393 , 46893814 , 505023173 , 628513293 , 3042408543 , 7487034018
n×2
129388788
n×3
194083182
n×4
258777576
n×5
323471970
n÷2
32347197
n÷3
21564798
n÷3
16173598.5
n÷5
12938878.8
n2
4185364615027236
n3
2.7076962743823E+23
n4
1.7517276960722E+31
n5
1.1332696175041E+39
2 √n
8043.2825388643
3 √n
401.44145345684
4 √n
89.684349464465
5 √n
36.489955171454
1 , 2 , 9 , 18 , 577 , 1154 , 5193 , 6229 , 10386 , 12458 , 56061 , 112122 , 3594133 , 7188266 , 32347197 , 64694394
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64694393
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64694394 can be divided by 16 positive divisors.
The sum of these divisors (counting 64694394) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110110110010100001111010
3
Ternary
11111201211000200
4
Quaternary
3312302201322
5
Quinary
113030210034
6
Senary
10230343030
8
Octal
366624172
10
Decimal
64694394
12
Duodecimal
197baa76
16
Hexadecimal
3db287a
20
Vigesimal
1046fje
36
Base36
12imii
md5
10ea2bcfede4de0990f2587f138458c4
sha1
a80657abc015891bf35b176141e557804b195252
sha256
7c39aac5c44adb7400c606100706808a9067f786250977352fbc95799f4d3350
sha512
7ae82b527d007a87fc19db964411fe6d51b6f003a8a3c2e3f2b833b3c48615d574ad2ec90dbcf3229c3edc6210b03e4b8ca21b773dfc94bf548b2cef8de23343
ripemd-160
84d168563ae8e8017953e9fedcdcade7ab87277e
Diameter
129388788
Circumference
406486865.83769
Area
1.3148710727164E+16
Volume
1.1341971631669E+24
Surface area
5.2594842908657E+16
Circumference
406486865.83769
Perimeter
258777576
Area
4185364615027236
Diagonal
91491689.404309
Surface area
25112187690163416
Volume
2.7076962743823E+23
Space diagonal
112053977.37288
Perimeter
194083182
Area
1.812316040357E+15
Altitude
56026988.68644
Surface area
1.812316040357E+15
Volume
3.1910506616821E+22
Height
30497229.801436