64697973 is an odd 8-digits composite number following 64697972
and preceding 64697974 . In scientific notation, it is written as 6.4697973 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 42856944 positive integers (up to 64697973) that are relatively prime to 64697973.
64697973 has 8 divisors, whose sum is 86814048
The reverse of 64697973 is 37979646
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-four million six hundred ninety-seven thousand nine hundred seventy-three
Scientific notation
6.4697973 × 10^7
Engineering notation
6.4697973 × 10^6
Prime Factorization
3 × 157 × 137363
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64697973
Product of the distinct prime numbers
The prime factorization of 64697973 is 3 × 157 × 137363.
Since it has a total of 3 prime factors.
8 , 7 , 42 , 55 , 591 , 604 , 7109 , 8952 , 83586 , 70449 , 496673 , 362806 , 4431961 , 1553089 , 95083955 , 73852209 , 745513599 , 439763165 , 8767895747 , 7791747221
n×2
129395946
n×3
194093919
n×4
258791892
n×5
323489865
n÷2
32348986.5
n÷3
21565991
n÷3
16174493.25
n÷5
12939594.6
n2
4185827710308729
n3
2.7081456818421E+23
n4
1.7521153620388E+31
n5
1.1335831238607E+39
2 √n
8043.5050195795
3 √n
401.44885612024
4 √n
89.685589810066
5 √n
36.490358899356
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64697972
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64697973 can be divided by 8 positive divisors.
The sum of these divisors (counting 64697973) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110110011011001110101
3
Ternary
11111201222221020
4
Quaternary
3312303121311
5
Quinary
113030313343
6
Senary
10230411353
8
Octal
366633165
10
Decimal
64697973
12
Duodecimal
19800b59
16
Hexadecimal
3db3675
20
Vigesimal
10474id
36
Base36
12ip9x
md5
2b2452a82a234083fdeb54277f82e99a
sha1
58ea90aa5a6f29b7d444d99942f955b79ff4ac8b
sha256
df3de4206ceb301f15a23e939f282120fea79be8558e1f14cabbea56b9de54b7
sha512
dc20b232fd4b3de304ca26392a935f423a5edf2f134fb47ef456d1baf5dc5761765a2279e8792f1aa520023b318789705e46c98842d6ae708196e9ddd86b269a
ripemd-160
09d85bb0ef89e60e3173a63cf689526705d05052
Diameter
129395946
Circumference
406509353.3579
Area
1.3150165583898E+16
Volume
1.1343854105235E+24
Surface area
5.2600662335594E+16
Circumference
406509353.3579
Perimeter
258791892
Area
4185827710308729
Diagonal
91496750.874648
Surface area
25114966261852374
Volume
2.7081456818421E+23
Space diagonal
112060176.38272
Perimeter
194093919
Area
1.8125165664961E+15
Altitude
56030088.19136
Surface area
1.8125165664961E+15
Volume
3.1915802934526E+22
Height
30498916.958216