64742757 is an odd 8-digits composite number following 64742756
and preceding 64742758 . In scientific notation, it is written as 6.4742757 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 43161836 positive integers (up to 64742757) that are relatively prime to 64742757.
64742757 has 4 divisors, whose sum is 86323680
The reverse of 64742757 is 75724746
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-four million seven hundred forty-two thousand seven hundred fifty-seven
Scientific notation
6.4742757 × 10^7
Engineering notation
6.4742757 × 10^6
Prime Factorization
3 × 21580919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64742757
Product of the distinct prime numbers
The prime factorization of 64742757 is 3 × 21580919.
Since it has a total of 2 prime factors.
4 , 1 , 60 , 16 , 297 , 141 , 7406 , 3493 , 97654 , 26253 , 146457 , 554082 , 9499017 , 8099259 , 64071571 , 89124704 , 600886262 , 325975170 , 3208213438 , 6743120352
n×2
129485514
n×3
194228271
n×4
258971028
n×5
323713785
n÷2
32371378.5
n÷3
21580919
n÷3
16185689.25
n÷5
12948551.4
n2
4191624583961049
n3
2.7137733187462E+23
n4
1.7569716652867E+31
n5
1.1375118958154E+39
2 √n
8046.2883990073
3 √n
401.54146251934
4 √n
89.701105896234
5 √n
36.495409233613
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64742756
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64742757 can be divided by 4 positive divisors.
The sum of these divisors (counting 64742757) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110110111110010101100101
3
Ternary
11111211021100220
4
Quaternary
3312332111211
5
Quinary
113033232012
6
Senary
10231354553
8
Octal
366762545
10
Decimal
64742757
12
Duodecimal
19822a59
16
Hexadecimal
3dbe565
20
Vigesimal
104cghh
36
Base36
12jntx
md5
17b3dae5e3f9ee0840961a8ee7769b4d
sha1
8e9b0ea6e930bcddcd1a5b6f74cd387835f8ddea
sha256
558e971aeefbbf1d15155988fd124aa9c62546d7b32c9c7fc828f4afb66b5c48
sha512
e0bd4eb62f4eae65a31c59703094fb1aa579282905ff9f9d7377bf2aba1a73b0f28a84fdfe51aeb21465df3d26908fc14fbcbdebd622ee63c621a6f9a3bff2c5
ripemd-160
d14709f50759b168ed1dce27f61bb8223448cd5a
Diameter
129485514
Circumference
406790739.5287
Area
1.3168376999578E+16
Volume
1.1367427095575E+24
Surface area
5.2673507998314E+16
Circumference
406790739.5287
Perimeter
258971028
Area
4191624583961049
Diagonal
91560085.014826
Surface area
25149747503766294
Volume
2.7137733187462E+23
Space diagonal
112137744.54609
Perimeter
194228271
Area
1.8150266864188E+15
Altitude
56068872.273043
Surface area
1.8150266864188E+15
Volume
3.1982125271476E+22
Height
30520028.338275