64372221 is an odd 8-digits composite number following 64372220
and preceding 64372222 . In scientific notation, it is written as 6.4372221 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 41932800 positive integers (up to 64372221) that are relatively prime to 64372221.
64372221 has 16 divisors, whose sum is 73180800
The reverse of 64372221 is 12227346
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
sixty-four million three hundred seventy-two thousand two hundred twenty-one
Scientific notation
6.4372221 × 10^7
Engineering notation
6.4372221 × 10^6
Prime Factorization
9 × 131 × 71 × 769
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64372221
Product of the distinct prime numbers
The prime factorization of 64372221 is 9 × 131 × 71 × 769.
Since it has a total of 4 prime factors.
3 , 4 , 55 , 77 , 558 , 372 , 469 , 221 , 60194 , 54029 , 358147 , 585732 , 6482018 , 8144198 , 44702207 , 48377168 , 676313561 , 68781983 , 9459223800 , 223762688
n×2
128744442
n×3
193116663
n×4
257488884
n×5
321861105
n÷2
32186110.5
n÷3
21457407
n÷3
16093055.25
n÷5
12874444.2
n2
4143782836472841
n3
2.6674450452544E+23
n4
1.7170936195847E+31
n5
1.105331299576E+39
2 √n
8023.2300851964
3 √n
400.77396190821
4 √n
89.572485089989
5 √n
36.453539137379
1 , 9 , 71 , 131 , 639 , 769 , 1179 , 6921 , 9301 , 54599 , 83709 , 100739 , 491391 , 906651 , 7152469 , 64372221
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
-64372220
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 64372221 can be divided by 16 positive divisors.
The sum of these divisors (counting 64372221) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110101100011110111111101
3
Ternary
11111010110002100
4
Quaternary
3311203313331
5
Quinary
112434402341
6
Senary
10215415313
8
Octal
365436775
10
Decimal
64372221
12
Duodecimal
19684539
16
Hexadecimal
3d63dfd
20
Vigesimal
1026ab1
36
Base36
12bpx9
md5
eae70ccbd2735a70526be6fae748ec7c
sha1
bbbcd4b92b9f14d34053ce1c54fff8c65de5e236
sha256
b92123c5264062282c10c50df2b0f1dfb6d331a870cbde9f4aab39350a328470
sha512
b6a031f061f487e4092a072809d10110e4b35fbb8eed9f14d0d47df05074c221f67fb189a19e97dc33348be58e141fa05173d6cb2e56c685980762a69c6fb46a
ripemd-160
39ef8ec0b06c47553df1370f65b43ff04b2dadcd
Diameter
128744442
Circumference
404462593.17772
Area
1.3018077717135E+16
Volume
1.1173367677367E+24
Surface area
5.2072310868538E+16
Circumference
404462593.17772
Perimeter
257488884
Area
4143782836472841
Diagonal
91036067.978278
Surface area
24862697018837046
Volume
2.6674450452544E+23
Space diagonal
111495957.36805
Perimeter
193116663
Area
1.7943106020757E+15
Altitude
55747978.684026
Surface area
1.7943106020757E+15
Volume
3.1436141332364E+22
Height
30345355.992759