64888970 is an even 8-digits composite number following 64888969
and preceding 64888971 . In scientific notation, it is written as 6.4888970 × 10^7.
The sum of its digits is 50. It has a total of 5 prime factors and 32 positive divisors.
There are 25322112 positive integers (up to 64888970) that are relatively prime to 64888970.
64888970 has 32 divisors, whose sum is 119688192
The reverse of 64888970 is 07988846
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-four million eight hundred eighty-eight thousand nine hundred seventy
Scientific notation
6.4888970 × 10^7
Engineering notation
6.4888970 × 10^6
Prime Factorization
2 × 5 × 103 × 73 × 863
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
64888970
Product of the distinct prime numbers
The prime factorization of 64888970 is 2 × 5 × 103 × 73 × 863.
Since it has a total of 5 prime factors.
5 , 6 , 75 , 4 , 747 , 564 , 9001 , 9740 , 32696 , 27241 , 904753 , 481863 , 9860806 , 6496600 , 79724077 , 90806393 , 413571385 , 817177954 , 9376150339 , 8702554461
n×2
129777940
n×3
194666910
n×4
259555880
n×5
324444850
n÷2
32444485
n÷3
21629656.666667
n÷3
16222242.5
n÷5
12977794
n2
4210578427660900
n3
2.7322009727514E+23
n4
1.7728970695483E+31
n5
1.1504146475901E+39
2 √n
8055.3690169973
3 √n
401.84351144464
4 √n
89.751707599339
5 √n
36.511878379148
1 , 2 , 5 , 10 , 73 , 103 , 146 , 206 , 365 , 515 , 730 , 863 , 1030 , 1726 , 4315 , 7519 , 8630 , 15038 , 37595 , 62999 , 75190 , 88889 , 125998 , 177778 , 314995 , 444445 , 629990 , 888890 , 6488897 , 12977794 , 32444485 , 64888970
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
-64888969
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 64888970 can be divided by 32 positive divisors.
The sum of these divisors (counting 64888970) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11110111100010000010001010
3
Ternary
11112002200221012
4
Quaternary
3313202002022
5
Quinary
113102421340
6
Senary
10234443522
8
Octal
367420212
10
Decimal
64888970
12
Duodecimal
198935a2
16
Hexadecimal
3de208a
20
Vigesimal
105b28a
36
Base36
12msne
md5
2eef6d9171e7abe69aad3c635bbb43b7
sha1
a39d8dea8ce11734cfff141cf03ce2e5e6c66718
sha256
4287d82a21b4c081304f286ca094fed77143aaabdd7b92e666fa0b9c4b0974d1
sha512
c31dd6faf088b63ff6806ac3b697b7dd599c40f7dabae15310f109ef1831ee1dfa609ad9899436083ac1d3cf9106320f26e5bb9d58769ba56bfd0a5d57b1a46c
ripemd-160
084411aa3e8551d5102a8cb32ae316ac0f1ac776
Diameter
129777940
Circumference
407709422.90202
Area
1.3227922255703E+16
Volume
1.1444616672169E+24
Surface area
5.2911689022813E+16
Circumference
407709422.90202
Perimeter
259555880
Area
4210578427660900
Diagonal
91766861.422421
Surface area
25263470565965400
Volume
2.7322009727514E+23
Space diagonal
112390992.89081
Perimeter
194666910
Area
1.8232339414905E+15
Altitude
56195496.445406
Surface area
1.8232339414905E+15
Volume
3.2199297256616E+22
Height
30588953.807474