64492785 is an odd 8-digits composite number following 64492784
and preceding 64492786 . In scientific notation, it is written as 6.4492785 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 28918656 positive integers (up to 64492785) that are relatively prime to 64492785.
64492785 has 32 divisors, whose sum is 100154880
The reverse of 64492785 is 58729446
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-four million four hundred ninety-two thousand seven hundred eighty-five
Scientific notation
6.4492785 × 10^7
Engineering notation
6.4492785 × 10^6
Prime Factorization
9 × 5 × 7 × 53 × 3863
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
64492785
Product of the distinct prime numbers
The prime factorization of 64492785 is 9 × 5 × 7 × 53 × 3863.
Since it has a total of 5 prime factors.
5 , 1 , 8 , 53 , 214 , 539 , 6430 , 593 , 534 , 1999 , 826748 , 204524 , 8044314 , 993117 , 51374631 , 27600077 , 130916097 , 386915753 , 1865173619 , 3009628193
n×2
128985570
n×3
193478355
n×4
257971140
n×5
322463925
n÷2
32246392.5
n÷3
21497595
n÷3
16123196.25
n÷5
12898557
n2
4159319317056225
n3
2.6824608646125E+23
n4
1.7299937181237E+31
n5
1.115721129143E+39
2 √n
8030.7400032625
3 √n
401.02401167983
4 √n
89.614396183105
5 √n
36.467183829261
1 , 5 , 7 , 9 , 35 , 45 , 53 , 63 , 265 , 315 , 371 , 477 , 1855 , 2385 , 3339 , 3863 , 16695 , 19315 , 27041 , 34767 , 135205 , 173835 , 204739 , 243369 , 1023695 , 1216845 , 1433173 , 1842651 , 7165865 , 9213255 , 12898557 , 64492785
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64492784
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64492785 can be divided by 32 positive divisors.
The sum of these divisors (counting 64492785) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11110110000001010011110001
3
Ternary
11111100120110200
4
Quaternary
3312001103301
5
Quinary
113002232120
6
Senary
10222145413
8
Octal
366012361
10
Decimal
64492785
12
Duodecimal
19722269
16
Hexadecimal
3d814f1
20
Vigesimal
1031bj5
36
Base36
12eay9
md5
44f66458b52c2824b17ee88b993d14ff
sha1
35fc702cad290679a2c4c91b0b7128ea4ca9e6eb
sha256
4cb51042e757bd0f2131e6a32643ba82f450c782161677debbe4d1edc6101490
sha512
831ab0914215e719d26e25c5d6c8c46c616e9bb6665e3a37a094615853e8f6c3bff60d229d03cc94b14e35a43d237f1d7ac807872ed6affa8aae991ca854b56d
ripemd-160
90ea5c4d05b9fc9a87000c5587d262c06eefe943
Diameter
128985570
Circumference
405220119.13109
Area
1.3066887010398E+16
Volume
1.1236265794412E+24
Surface area
5.2267548041592E+16
Circumference
405220119.13109
Perimeter
257971140
Area
4159319317056225
Diagonal
91206571.222212
Surface area
24955915902337350
Volume
2.6824608646125E+23
Space diagonal
111704780.34162
Perimeter
193478355
Area
1.801038095511E+15
Altitude
55852390.170808
Surface area
1.801038095511E+15
Volume
3.1613104460584E+22
Height
30402190.407404