638513122 is an even 9-digits composite number following 638513121
and preceding 638513123 . In scientific notation, it is written as 6.38513122 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 294698352 positive integers (up to 638513122) that are relatively prime to 638513122.
638513122 has 8 divisors, whose sum is 1031444316
The reverse of 638513122 is 221315836
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
six hundred thirty-eight million five hundred thirteen thousand one hundred twenty-two
Scientific notation
6.38513122 × 10^8
Engineering notation
6.38513122 × 10^6
Prime Factorization
2 × 13 × 24558197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
638513122
Product of the distinct prime numbers
The prime factorization of 638513122 is 2 × 13 × 24558197.
Since it has a total of 3 prime factors.
3 , 1 , 18 , 34 , 723 , 634 , 9616 , 2231 , 36006 , 37643 , 301134 , 6276 , 271071 , 2442701 , 65451276 , 92333484 , 507441009 , 208160632 , 8221943582 , 9002784719
n×2
1277026244
n×3
1915539366
n×4
2554052488
n×5
3192565610
n÷2
319256561
n÷3
212837707.33333
n÷3
159628280.5
n÷5
127702624.4
n2
407699006966186884
n3
2.6032116577428E+26
n4
1.6621848028121E+35
n5
1.0613268077845E+44
2 √n
25268.817186406
3 √n
861.10598736721
4 √n
158.96168464887
5 √n
57.681157298911
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
-638513121
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 638513122 can be divided by 8 positive divisors.
The sum of these divisors (counting 638513122) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000011101110111111100010
3
Ternary
1122111110211100011
4
Quaternary
212003232333202
5
Quinary
2301424404442
6
Senary
143205315134
8
Octal
4603567742
10
Decimal
638513122
12
Duodecimal
159a05aaa
16
Hexadecimal
260eefe2
20
Vigesimal
9jae2g2
36
Base36
ak5jvm
md5
6953ea3393a49a119146419b37ca8710
sha1
4c2bb36fb3575955a5cccaf66afe807786af3a11
sha256
802674e67d57bd1f0bdfd73ee7043554ea5fa6f775bf32820f5d7e07e71c6bf0
sha512
a06184498f12bbbb1c013d68abb45f27338dc2a8c98462c15af14df015c5d9c776be5e59b898c1ec58dcc80560de04d494766145738ccb3df8fa5fdb4457563e
ripemd-160
a6aead79b88b33fa6f6e82c03dffbfd29d7f4442
Diameter
1277026244
Circumference
4011896266.5918
Area
1.2808242051608E+18
Volume
1.0904307492939E+27
Surface area
5.1232968206433E+18
Circumference
4011896266.5918
Perimeter
2554052488
Area
407699006966186884
Diagonal
902993916.88559
Surface area
2446194041797121304
Volume
2.6032116577428E+26
Space diagonal
1105937168.6034
Perimeter
1915539366
Area
1.765388485652E+17
Altitude
552968584.30171
Surface area
1.765388485652E+17
Volume
3.0679143600897E+25
Height
300997972.2952