64888939 is an odd 8-digits prime number following 64888938
and preceding 64888940 . In scientific notation, it is written as 6.4888939 × 10^7.
The sum of its digits is 55. It has a total of 1 prime factors and 2 positive divisors.
There are 64888938 positive integers (up to 64888939) that are relatively prime to 64888939.
64888939 has 2 divisors, whose sum is 64888940
The reverse of 64888939 is 93988846
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-four million eight hundred eighty-eight thousand nine hundred thirty-nine
Scientific notation
6.4888939 × 10^7
Engineering notation
6.4888939 × 10^6
Prime Factorization
64888939
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
64888939
Product of the distinct prime numbers
The prime factorization of 64888939 is 64888939.
Since it has a total of 1 prime factors.
3 , 2 , 24 , 64 , 936 , 530 , 5826 , 9445 , 91829 , 73771 , 457549 , 528085 , 1699085 , 5692336 , 94942817 , 60178679 , 969702982 , 742143723 , 2526961658 , 4227624553
n×2
129777878
n×3
194666817
n×4
259555756
n×5
324444695
n÷2
32444469.5
n÷3
21629646.333333
n÷3
16222234.75
n÷5
12977787.8
n2
4210574404545721
n3
2.7321970569153E+23
n4
1.7728936816216E+31
n5
1.1504118996023E+39
2 √n
8055.3670928146
3 √n
401.84344745251
4 √n
89.751696879862
5 √n
36.511874890517
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
64888940
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
32444470
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8055.367154885
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999691781
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64888939 can be divided by 2 positive divisors.
The sum of these divisors (counting 64888939) is 64888940, the average is 32444470.
Base
System
Value
2
Binary
11110111100010000001101011
3
Ternary
11112002200220001
4
Quaternary
3313202001223
5
Quinary
113102421224
6
Senary
10234443431
8
Octal
367420153
10
Decimal
64888939
12
Duodecimal
19893577
16
Hexadecimal
3de206b
20
Vigesimal
105b26j
36
Base36
12msmj
md5
880525b26c898a8fda054b703f351826
sha1
f7d09ccb800242bfb3102dfc41d77ed627ecbea6
sha256
52c1e68ce8ee0ee78efdd1f28d2f3b8eea9c104d41f07e6326376a5485ec67c4
sha512
70d967c159bcedc1a3f24e2904444e408e04ee73de69a54879aa8f5d67cb95a9f1714ea566fd7b44c0ce8b9859916da4eb000c166aa15cd4760a0d56788f93a2
ripemd-160
5a5adbc2fd10cffd0b7ea534cd2bf23be815a56c
Diameter
129777878
Circumference
407709228.12327
Area
1.3227909616714E+16
Volume
1.1444600269553E+24
Surface area
5.2911638466856E+16
Circumference
407709228.12327
Perimeter
259555756
Area
4210574404545721
Diagonal
91766817.5818
Surface area
25263446427274326
Volume
2.7321970569153E+23
Space diagonal
112390939.19724
Perimeter
194666817
Area
1.8232321994306E+15
Altitude
56195469.598619
Surface area
1.8232321994306E+15
Volume
3.2199251108045E+22
Height
30588939.193933