638629105 is an odd 9-digits composite number following 638629104
and preceding 638629106 . In scientific notation, it is written as 6.38629105 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 506381568 positive integers (up to 638629105) that are relatively prime to 638629105.
638629105 has 8 divisors, whose sum is 773137512
The reverse of 638629105 is 501926836
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
six hundred thirty-eight million six hundred twenty-nine thousand one hundred five
Scientific notation
6.38629105 × 10^8
Engineering notation
6.38629105 × 10^6
Prime Factorization
113 × 5 × 1130317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
638629105
Product of the distinct prime numbers
The prime factorization of 638629105 is 113 × 5 × 1130317.
Since it has a total of 3 prime factors.
2 , 9 , 36 , 45 , 433 , 480 , 5550 , 5891 , 80172 , 12299 , 906568 , 955264 , 2177556 , 3805186 , 5596969 , 69610809 , 717094844 , 444499317 , 7588658559 , 4113013410
n×2
1277258210
n×3
1915887315
n×4
2554516420
n×5
3193145525
n÷2
319314552.5
n÷3
212876368.33333
n÷3
159657276.25
n÷5
127725821
n2
407847133753101025
n3
2.6046305000556E+26
n4
1.6633928451062E+35
n5
1.0622910839336E+44
2 √n
25271.112064965
3 √n
861.15812287062
4 √n
158.96890282368
5 √n
57.683252650566
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
-638629104
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 638629105 can be divided by 8 positive divisors.
The sum of these divisors (counting 638629105) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000100001011010011110001
3
Ternary
1122111200201102211
4
Quaternary
212010023103301
5
Quinary
2301442112410
6
Senary
143212012121
8
Octal
4604132361
10
Decimal
638629105
12
Duodecimal
159a61041
16
Hexadecimal
2610b4f1
20
Vigesimal
9jb8cf5
36
Base36
ak81dd
md5
42141ef62cb2c561ce8361f367c32c4c
sha1
65411d96ba2265187d56496c218e8ead548dc285
sha256
b0197ecb2efb403ec361cd0cae6b7413ae039298b42a38d3b1073cfa84cdf330
sha512
04ecc45ed85d03f46b08006090b038ac4350d51d14d99c1ce4b713b964bd847d13b149914a255f7020813bc1903b41b7d981f6526ab81f46426b299afa12d2e8
ripemd-160
d7d515ef8a73a638a2a7143ecd273d06efae6dfa
Diameter
1277258210
Circumference
4012625009.2732
Area
1.2812895591864E+18
Volume
1.0910250725721E+27
Surface area
5.1251582367456E+18
Circumference
4012625009.2732
Perimeter
2554516420
Area
407847133753101025
Diagonal
903157941.61719
Surface area
2447082802518606150
Volume
2.6046305000556E+26
Space diagonal
1106138057.0522
Perimeter
1915887315
Area
1.7660298934543E+17
Altitude
553069028.52612
Surface area
1.7660298934543E+17
Volume
3.069586481791E+25
Height
301052647.20573