638049108 is an even 9-digits composite number following 638049107
and preceding 638049109 . In scientific notation, it is written as 6.38049108 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors.
There are 201489120 positive integers (up to 638049108) that are relatively prime to 638049108.
638049108 has 24 divisors, whose sum is 1567138720
The reverse of 638049108 is 801940836
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
six hundred thirty-eight million forty-nine thousand one hundred eight
Scientific notation
6.38049108 × 10^8
Engineering notation
6.38049108 × 10^6
Prime Factorization
2 × 2 × 3 × 19 × 2798461
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
319024554
Product of the distinct prime numbers
The prime factorization of 638049108 is 2 × 2 × 3 × 19 × 2798461.
Since it has a total of 5 prime factors.
4 , 5 , 33 , 44 , 635 , 157 , 5666 , 4449 , 6898 , 57884 , 603493 , 488632 , 9960813 , 6121852 , 67530865 , 22414990 , 344546870 , 221258723 , 8040375936 , 9457103412
n×2
1276098216
n×3
1914147324
n×4
2552196432
n×5
3190245540
n÷2
319024554
n÷3
212683036
n÷3
159512277
n÷5
127609821.6
n2
407106664219595664
n3
2.5975404396617E+26
n4
1.6573583605201E+35
n5
1.0574760235662E+44
2 √n
25259.633964094
3 √n
860.89734531621
4 √n
158.93279700582
5 √n
57.672771363802
1 , 2 , 3 , 4 , 6 , 12 , 19 , 38 , 57 , 76 , 114 , 228 , 2798461 , 5596922 , 8395383 , 11193844 , 16790766 , 33581532 , 53170759 , 106341518 , 159512277 , 212683036 , 319024554 , 638049108
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-638049107
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638049108 can be divided by 24 positive divisors.
The sum of these divisors (counting 638049108) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110000001111101101101010100
3
Ternary
1122110121020211110
4
Quaternary
212001331231110
5
Quinary
2301320032413
6
Senary
143151335020
8
Octal
4601755524
10
Decimal
638049108
12
Duodecimal
159821470
16
Hexadecimal
2607db54
20
Vigesimal
9j7g2f8
36
Base36
ajvluc
md5
0938f5b1a0ed10b91ac64f7002277955
sha1
3f6e9243af25aec31a97159942b8615324da2802
sha256
0f5c50bfb07af1987123f7dc1ea1b61746f41a0842733e0586444bb53011b804
sha512
4b1c1f664ed8767811f2a8ebfb2ceb76590c8d68fb5cb16b4900388aa406d2ced90f2330d233f88968593ae04f08b451c0df04ebb99579c3ce9df1ba5c2f9c2a
ripemd-160
cff2cf1f9f7489661e49d5931c8a223432f02b47
Diameter
1276098216
Circumference
4008980780.6446
Area
1.2789633055397E+18
Volume
1.0880551950191E+27
Surface area
5.1158532221589E+18
Circumference
4008980780.6446
Perimeter
2552196432
Area
407106664219595664
Diagonal
902337701.99366
Surface area
2442639985317573984
Volume
2.5975404396617E+26
Space diagonal
1105133472.78
Perimeter
1914147324
Area
1.7628235663206E+17
Altitude
552566736.39
Surface area
1.7628235663206E+17
Volume
3.0612307654851E+25
Height
300779233.99789