64153985 is an odd 8-digits composite number following 64153984
and preceding 64153986 . In scientific notation, it is written as 6.4153985 × 10^7.
The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors.
There are 43814400 positive integers (up to 64153985) that are relatively prime to 64153985.
64153985 has 24 divisors, whose sum is 89914536
The reverse of 64153985 is 58935146
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-four million one hundred fifty-three thousand nine hundred eighty-five
Scientific notation
6.4153985 × 10^7
Engineering notation
6.4153985 × 10^6
Prime Factorization
5 × 7 × 7 × 401 × 653
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9164855
Product of the distinct prime numbers
The prime factorization of 64153985 is 5 × 7 × 7 × 401 × 653.
Since it has a total of 5 prime factors.
8 , 4 , 50 , 48 , 909 , 253 , 8644 , 5078 , 13248 , 60987 , 926055 , 727101 , 1759561 , 5470761 , 20064734 , 90850977 , 13677313 , 513375400 , 6112628151 , 5730405142
n×2
128307970
n×3
192461955
n×4
256615940
n×5
320769925
n÷2
32076992.5
n÷3
21384661.666667
n÷3
16038496.25
n÷5
12830797
n2
4115733791380225
n3
2.640407239162E+23
n4
1.6939264641509E+31
n5
1.0867213297224E+39
2 √n
8009.6182805425
3 √n
400.32054514175
4 √n
89.496470771436
5 √n
36.428788445964
1 , 5 , 7 , 35 , 49 , 245 , 401 , 653 , 2005 , 2807 , 3265 , 4571 , 14035 , 19649 , 22855 , 31997 , 98245 , 159985 , 261853 , 1309265 , 1832971 , 9164855 , 12830797 , 64153985
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
-64153984
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 64153985 can be divided by 24 positive divisors.
The sum of these divisors (counting 64153985) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110100101110100110000001
3
Ternary
11110201100201112
4
Quaternary
3310232212001
5
Quinary
112410411420
6
Senary
10211013105
8
Octal
364564601
10
Decimal
64153985
12
Duodecimal
1959a195
16
Hexadecimal
3d2e981
20
Vigesimal
100j4j5
36
Base36
1271j5
md5
74ab812daa854ab7ec4fd8f35b19cc8f
sha1
9c578995016ca714bcf95f265cc85cfe42ae9ccc
sha256
ddb9a436bf29c237e92768dbd31612dc508f6fe61e5e5756ca690d86f1d61f49
sha512
58b945e39182aff6d45fedec833a414e573183f27438e7b3b3ffee7b35b23a806a8073fa6905446e895ad91e24f9a8782d870d9fc9d454661b0a30231fcc851b
ripemd-160
d463c3f356160d15a65398839bf7b4ec57ff54d9
Diameter
128307970
Circumference
403091375.94902
Area
1.2929959043131E+16
Volume
1.1060111980049E+24
Surface area
5.1719836172526E+16
Circumference
403091375.94902
Perimeter
256615940
Area
4115733791380225
Diagonal
90727435.66728
Surface area
24694402748281350
Volume
2.640407239162E+23
Space diagonal
111117961.52801
Perimeter
192461955
Area
1.7821650092747E+15
Altitude
55558980.764006
Surface area
1.7821650092747E+15
Volume
3.1117497731758E+22
Height
30242478.55576