64821649 is an odd 8-digits prime number following 64821648
and preceding 64821650 . In scientific notation, it is written as 6.4821649 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 64821648 positive integers (up to 64821649) that are relatively prime to 64821649.
64821649 has 2 divisors, whose sum is 64821650
The reverse of 64821649 is 94612846
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-four million eight hundred twenty-one thousand six hundred forty-nine
Scientific notation
6.4821649 × 10^7
Engineering notation
6.4821649 × 10^6
Prime Factorization
64821649
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
64821649
Product of the distinct prime numbers
The prime factorization of 64821649 is 64821649.
Since it has a total of 1 prime factors.
7 , 6 , 74 , 77 , 676 , 226 , 4520 , 8667 , 20027 , 99305 , 412502 , 111896 , 3267220 , 5704246 , 44407131 , 65276907 , 735861697 , 750811273 , 730958734 , 8287327689
n×2
129643298
n×3
194464947
n×4
259286596
n×5
324108245
n÷2
32410824.5
n÷3
21607216.333333
n÷3
16205412.25
n÷5
12964329.8
n2
4201846179079201
n3
2.7237059817226E+23
n4
1.7655511312642E+31
n5
1.1444593572236E+39
2 √n
8051.1892910302
3 √n
401.70449517368
4 √n
89.728419639656
5 √n
36.504299165434
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
64821650
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
32410825
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8051.1893531329
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999691461
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64821649 can be divided by 2 positive divisors.
The sum of these divisors (counting 64821649) is 64821650, the average is 32410825.
Base
System
Value
2
Binary
11110111010001100110010001
3
Ternary
11111222021120211
4
Quaternary
3313101212101
5
Quinary
113043243044
6
Senary
10233204121
8
Octal
367214621
10
Decimal
64821649
12
Duodecimal
19860641
16
Hexadecimal
3dd1991
20
Vigesimal
1052e29
36
Base36
12lcpd
md5
110f593964287115c2ece2cb4b54c39a
sha1
d1bcf9ec58c2117cdd8bb26477c79e2035eda3ce
sha256
6cc9a077116bb3cedf6570c7bbeab396e7e16ff2395b51ede5a782612bb2dc7a
sha512
1148c5a62b92ba47e5e3a26f2b0f1ba2cd3faaad13df97ace5bb47f5bfb8d8b045403af32ae4b11df94266b002e6a88e0c6406c3a09afedf99b7ee490654665a
ripemd-160
913568297c9aff082673eb3af065a44a48df9214
Diameter
129643298
Circumference
407286432.58395
Area
1.320048908771E+16
Volume
1.1409032936958E+24
Surface area
5.2801956350838E+16
Circumference
407286432.58395
Perimeter
259286596
Area
4201846179079201
Diagonal
91671655.151188
Surface area
25211077074475206
Volume
2.7237059817226E+23
Space diagonal
112274389.4984
Perimeter
194464947
Area
1.8194527669386E+15
Altitude
56137194.749198
Surface area
1.8194527669386E+15
Volume
3.2099182827241E+22
Height
30557218.383729