642720275 is an odd 9-digits composite number following 642720274
and preceding 642720276 . In scientific notation, it is written as 6.42720275 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 483930240 positive integers (up to 642720275) that are relatively prime to 642720275.
642720275 has 8 divisors, whose sum is 780338544
The reverse of 642720275 is 572027246
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
six hundred forty-two million seven hundred twenty thousand two hundred seventy-five
Scientific notation
6.42720275 × 10^8
Engineering notation
6.42720275 × 10^6
Prime Factorization
5 × 85 × 1512283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
642720275
Product of the distinct prime numbers
The prime factorization of 642720275 is 5 × 85 × 1512283.
Since it has a total of 3 prime factors.
6 , 5 , 1 , 46 , 367 , 898 , 9559 , 2080 , 8985 , 94614 , 759321 , 130448 , 6773526 , 7718532 , 48271986 , 94906780 , 435171052 , 4931009 , 7112403214 , 6517465531
n×2
1285440550
n×3
1928160825
n×4
2570881100
n×5
3213601375
n÷2
321360137.5
n÷3
214240091.66667
n÷3
160680068.75
n÷5
128544055
n2
413089351896075625
n3
2.6550090185022E+26
n4
1.7064281264992E+35
n5
1.0967559547313E+44
2 √n
25351.928427636
3 √n
862.99311995954
4 √n
159.22288914486
5 √n
57.756969799527
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
-642720274
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 642720275 can be divided by 8 positive divisors.
The sum of these divisors (counting 642720275) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110010011110010001000010011
3
Ternary
1122210101120110122
4
Quaternary
212103302020103
5
Quinary
2304014022100
6
Senary
143435420455
8
Octal
4623621023
10
Decimal
642720275
12
Duodecimal
15b2b472b
16
Hexadecimal
264f2213
20
Vigesimal
a0h00df
36
Base36
amnq4z
md5
e6bf2c1e32e53d8516ab26c8d11c99e5
sha1
cb4e96d314ad5909bd5c2c1950448266eec6c1af
sha256
33e62d01cc26a205aafed3a3d0ea098817d90a20bc96e37c0a9b2962658813d2
sha512
72d5026e77360fdd11d25f7d31e139d1ccb5c4c0d5bb54a70360ce60ac3f9d82a6eb7646f78d89f419e3690b44e54eadf0945daaf02c40ea20de68190d05a1c9
ripemd-160
6f63198c34a26c3c0fdba2eb6fa8e02ed439e60a
Diameter
1285440550
Circumference
4038330588.5064
Area
1.2977584731929E+18
Volume
1.1121275770321E+27
Surface area
5.1910338927715E+18
Circumference
4038330588.5064
Perimeter
2570881100
Area
413089351896075625
Diagonal
908943729.71717
Surface area
2478536111376453750
Volume
2.6550090185022E+26
Space diagonal
1113224171.3546
Perimeter
1928160825
Area
1.7887293638743E+17
Altitude
556612085.67732
Surface area
1.7887293638743E+17
Volume
3.1289581351572E+25
Height
302981243.23906