640122018 is an even 9-digits composite number following 640122017
and preceding 640122019 . In scientific notation, it is written as 6.40122018 × 10^8.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 213374004 positive integers (up to 640122018) that are relatively prime to 640122018.
640122018 has 8 divisors, whose sum is 1280244048
The reverse of 640122018 is 810221046
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 24
Digital Root 6
Name
six hundred forty million one hundred twenty-two thousand eighteen
Scientific notation
6.40122018 × 10^8
Engineering notation
6.40122018 × 10^6
Prime Factorization
2 × 3 × 106687003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
640122018
Product of the distinct prime numbers
The prime factorization of 640122018 is 2 × 3 × 106687003.
Since it has a total of 3 prime factors.
9 , 1 , 98 , 74 , 308 , 942 , 3607 , 3232 , 14970 , 37174 , 159678 , 802108 , 7515730 , 9447907 , 51521339 , 97724488 , 972182347 , 370837168 , 1883293680 , 6347415635
n×2
1280244036
n×3
1920366054
n×4
2560488072
n×5
3200610090
n÷2
320061009
n÷3
213374006
n÷3
160030504.5
n÷5
128024403.6
n2
409756197928392324
n3
2.6229396430593E+26
n4
1.6790014174073E+35
n5
1.0747657755356E+44
2 √n
25300.632758886
3 √n
861.82863916015
4 √n
159.06172625395
5 √n
57.710196510463
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
-640122017
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 640122018 can be divided by 8 positive divisors.
The sum of these divisors (counting 640122018) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001001110111110010100010
3
Ternary
1122121111120022220
4
Quaternary
212021313302202
5
Quinary
2302332401033
6
Senary
143304011510
8
Octal
4611676242
10
Decimal
640122018
12
Duodecimal
15a460b96
16
Hexadecimal
26277ca2
20
Vigesimal
a00f50i
36
Base36
al41b6
md5
d1883f8c574e132b229e9baa9f2221a5
sha1
2ccd0514474ad55f9559fa706cbf6b0483d562b0
sha256
039615c25c8cfb8f3c92d85cb067478d1279a072aaacf0b3609b3cac44282a95
sha512
4790805c534f50931a7265fb439969263118bb05fb16cbda7f1637b5959b91614df623dc7effd1595b09953305ef4ef30c0e0e6ff0a35af0907f1dee5804fc6f
ripemd-160
ac18e7d664b25a647e5b1efa122da5e1fdcb9e08
Diameter
1280244036
Circumference
4022005258.2997
Area
1.2872870611747E+18
Volume
1.0986943884593E+27
Surface area
5.1491482446989E+18
Circumference
4022005258.2997
Perimeter
2560488072
Area
409756197928392324
Diagonal
905269239.42923
Surface area
2458537187570353944
Volume
2.6229396430593E+26
Space diagonal
1108723858.2195
Perimeter
1920366054
Area
1.7742963838206E+17
Altitude
554361929.10976
Surface area
1.7742963838206E+17
Volume
3.0911640137504E+25
Height
301756413.14308