64481531 is an odd 8-digits composite number following 64481530
and preceding 64481532 . In scientific notation, it is written as 6.4481531 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 63843000 positive integers (up to 64481531) that are relatively prime to 64481531.
64481531 has 4 divisors, whose sum is 65120064
The reverse of 64481531 is 13518446
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-four million four hundred eighty-one thousand five hundred thirty-one
Scientific notation
6.4481531 × 10^7
Engineering notation
6.4481531 × 10^6
Prime Factorization
101 × 638431
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64481531
Product of the distinct prime numbers
The prime factorization of 64481531 is 101 × 638431.
Since it has a total of 2 prime factors.
8 , 6 , 84 , 13 , 105 , 699 , 2769 , 9394 , 87371 , 46642 , 351733 , 780111 , 5478628 , 4713109 , 82955486 , 26863495 , 943148762 , 966987897 , 5226108442 , 1648788076
n×2
128963062
n×3
193444593
n×4
257926124
n×5
322407655
n÷2
32240765.5
n÷3
21493843.666667
n÷3
16120382.75
n÷5
12896306.2
n2
4157867840103961
n3
2.6810568402557E+23
n4
1.7287864975771E+31
n5
1.114748001359E+39
2 √n
8030.0392900658
3 √n
401.00068407418
4 √n
89.610486496089
5 √n
36.465911034681
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64481530
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64481531 can be divided by 4 positive divisors.
The sum of these divisors (counting 64481531) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110101111110100011111011
3
Ternary
11111100000000212
4
Quaternary
3311332203323
5
Quinary
113001402111
6
Senary
10222021335
8
Octal
365764373
10
Decimal
64481531
12
Duodecimal
1971784b
16
Hexadecimal
3d7e8fb
20
Vigesimal
10303gb
36
Base36
12e29n
md5
f8a61f8eeced60168d00ef27c8d20122
sha1
a22ec584b246ff79c521e68f5d9b58f688578e56
sha256
7e5071f1832a9af974b5ef8fa1c1764f0003ef97a8c5841f09b16dc8460e8918
sha512
6ebfd11864bc0c10797a8ccc711562a4568e19cc62ad03201e5bf40704d3dc01ed099b21d579ba27cb29b6d0f64c21472ce5d69474dbae489196f0e49b4cce70
ripemd-160
46e5d6a9990e1478bbc897f7bd9d3d2bb1ca2052
Diameter
128963062
Circumference
405149408.16365
Area
1.3062327061068E+16
Volume
1.1230384630938E+24
Surface area
5.2249308244271E+16
Circumference
405149408.16365
Perimeter
257926124
Area
4157867840103961
Diagonal
91190655.662781
Surface area
24947207040623766
Volume
2.6810568402557E+23
Space diagonal
111685287.84183
Perimeter
193444593
Area
1.8004095875542E+15
Altitude
55842643.920914
Surface area
1.8004095875542E+15
Volume
3.1596557874856E+22
Height
30396885.220927