638402476 is an even 9-digits composite number following 638402475
and preceding 638402477 . In scientific notation, it is written as 6.38402476 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 315160560 positive integers (up to 638402476) that are relatively prime to 638402476.
638402476 has 12 divisors, whose sum is 1131346720
The reverse of 638402476 is 674204836
Previous prime number is 79
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
six hundred thirty-eight million four hundred two thousand four hundred seventy-six
Scientific notation
6.38402476 × 10^8
Engineering notation
6.38402476 × 10^6
Prime Factorization
2 × 2 × 79 × 2020261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
319201238
Product of the distinct prime numbers
The prime factorization of 638402476 is 2 × 2 × 79 × 2020261.
Since it has a total of 4 prime factors.
10 , 8 , 98 , 4 , 94 , 63 , 7582 , 8674 , 39057 , 15229 , 782398 , 511223 , 5431495 , 6247783 , 80195783 , 95546502 , 993525349 , 786116815 , 2341602718 , 2431858623
n×2
1276804952
n×3
1915207428
n×4
2553609904
n×5
3192012380
n÷2
319201238
n÷3
212800825.33333
n÷3
159600619
n÷5
127680495.2
n2
407557721362930576
n3
2.6018585843101E+26
n4
1.6610329624254E+35
n5
1.06040755593E+44
2 √n
25266.627713251
3 √n
861.05624501329
4 √n
158.95479770441
5 √n
57.679158081813
1 , 2 , 4 , 79 , 158 , 316 , 2020261 , 4040522 , 8081044 , 159600619 , 319201238 , 638402476
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-638402475
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638402476 can be divided by 12 positive divisors.
The sum of these divisors (counting 638402476) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110000011010011111110101100
3
Ternary
1122111021012120011
4
Quaternary
212003103332230
5
Quinary
2301412334401
6
Senary
143203103004
8
Octal
4603237654
10
Decimal
638402476
12
Duodecimal
159971a64
16
Hexadecimal
260d3fac
20
Vigesimal
9ja063g
36
Base36
ak36i4
md5
7ce0f2fc8d5e8745979b28f142cace23
sha1
a678d225282537b20264c2504cccc6fe3ba3adcb
sha256
6afcb8fd7c5a3e7bb12be642f5a456d0adb7373c07fdd239085d14dc12b471bf
sha512
123948af184a6f1e9243fe238777cdd5f28fade0cae80ad893898d586bd84d66b72342e51c1949df7f62aa49d0a49209239c28e027369c53871c6a2623d1229b
ripemd-160
1d6c35d12cfa9622138f0f8ac158bfc358e2929b
Diameter
1276804952
Circumference
4011201057.2703
Area
1.2803803433476E+18
Volume
1.0898639752198E+27
Surface area
5.1215213733903E+18
Circumference
4011201057.2703
Perimeter
2553609904
Area
407557721362930576
Diagonal
902837439.81176
Surface area
2445346328177583456
Volume
2.6018585843101E+26
Space diagonal
1105745524.1098
Perimeter
1915207428
Area
1.764776701044E+17
Altitude
552872762.05489
Surface area
1.764776701044E+17
Volume
3.0663197477569E+25
Height
300945813.27059