639968011 is an odd 9-digits composite number following 639968010
and preceding 639968012 . In scientific notation, it is written as 6.39968011 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 625084992 positive integers (up to 639968011) that are relatively prime to 639968011.
639968011 has 4 divisors, whose sum is 654851032
The reverse of 639968011 is 110869936
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred thirty-nine million nine hundred sixty-eight thousand eleven
Scientific notation
6.39968011 × 10^8
Engineering notation
6.39968011 × 10^6
Prime Factorization
43 × 14882977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
639968011
Product of the distinct prime numbers
The prime factorization of 639968011 is 43 × 14882977.
Since it has a total of 2 prime factors.
4 , 10 , 52 , 95 , 79 , 647 , 3710 , 562 , 63276 , 55724 , 680647 , 523291 , 5467634 , 3780895 , 3663008 , 69495362 , 46453808 , 41181270 , 3828073197 , 6604511232
n×2
1279936022
n×3
1919904033
n×4
2559872044
n×5
3199840055
n÷2
319984005.5
n÷3
213322670.33333
n÷3
159992002.75
n÷5
127993602.2
n2
409559055103296121
n3
2.621046938815E+26
n4
1.677386196171E+35
n5
1.0734735076424E+44
2 √n
25297.589035321
3 √n
861.75951781284
4 √n
159.05215822277
5 √n
57.707419343163
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
-639968010
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 639968011 can be divided by 4 positive divisors.
The sum of these divisors (counting 639968011) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001001010010001100001011
3
Ternary
1122121012202001221
4
Quaternary
212021102030023
5
Quinary
2302312434021
6
Senary
143300422511
8
Octal
4611221413
10
Decimal
639968011
12
Duodecimal
15a3a7a37
16
Hexadecimal
2625230b
20
Vigesimal
9jjg00b
36
Base36
al0qh7
md5
57fe9d4b011d4859e56a137305a6d6c5
sha1
e0bb05b90ef13d0c13d7072e93f0c0f026a0b8c8
sha256
5aed1297c29ecbb1d4b773b290fe33fae21c31fdb0c0d8fe03b63dcb84d801d7
sha512
4cd8c9c694ca79748f25f3f92933cd7951b5d2fa7e0eff8d250ebfc16b85790067a724a0e8f019e4610e8254f833ca85648bf254116744a4e1ac0bbbbdc46248
ripemd-160
efa12ac08e65be0b377348809aaef0d628cb5a0b
Diameter
1279936022
Circumference
4021037603.7801
Area
1.2866677187237E+18
Volume
1.0979015743593E+27
Surface area
5.1466708748948E+18
Circumference
4021037603.7801
Perimeter
2559872044
Area
409559055103296121
Diagonal
905051440.64113
Surface area
2457354330619776726
Volume
2.621046938815E+26
Space diagonal
1108457110.2708
Perimeter
1919904033
Area
1.773442730347E+17
Altitude
554228555.1354
Surface area
1.773442730347E+17
Volume
3.0889334404072E+25
Height
301683813.54704