638897413 is an odd 9-digits composite number following 638897412
and preceding 638897414 . In scientific notation, it is written as 6.38897413 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 497842080 positive integers (up to 638897413) that are relatively prime to 638897413.
638897413 has 8 divisors, whose sum is 796547520
The reverse of 638897413 is 314798836
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
six hundred thirty-eight million eight hundred ninety-seven thousand four hundred thirteen
Scientific notation
6.38897413 × 10^8
Engineering notation
6.38897413 × 10^6
Prime Factorization
11 × 7 × 8297369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
638897413
Product of the distinct prime numbers
The prime factorization of 638897413 is 11 × 7 × 8297369.
Since it has a total of 3 prime factors.
2 , 6 , 17 , 21 , 472 , 925 , 4077 , 6551 , 43529 , 16183 , 551621 , 868852 , 6842302 , 906540 , 77780558 , 51524618 , 785874703 , 554275521 , 9301177379 , 4789841496
n×2
1277794826
n×3
1916692239
n×4
2555589652
n×5
3194487065
n÷2
319448706.5
n÷3
212965804.33333
n÷3
159724353.25
n÷5
127779482.6
n2
408189904338092569
n3
2.6079147389432E+26
n4
1.6661899800354E+35
n5
1.0645244678111E+44
2 √n
25276.420098582
3 √n
861.27870577833
4 √n
158.98559714195
5 √n
57.688098742847
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
-638897412
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 638897413 can be divided by 8 positive divisors.
The sum of these divisors (counting 638897413) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000101001100110100000101
3
Ternary
1122112012100111011
4
Quaternary
212011030310011
5
Quinary
2302024204123
6
Senary
143221442221
8
Octal
4605146405
10
Decimal
638897413
12
Duodecimal
159b70371
16
Hexadecimal
2614cd05
20
Vigesimal
9jd23ad
36
Base36
akdsed
md5
86ac4afce4b342e7967302fa9a15a4bd
sha1
2ee5112f9ec1c202a5b1c39c0052f2dfcbb558f1
sha256
259a32058d24b4d75bf52548d4ab89221216788a165e082586d7b36a54b8c1d8
sha512
e7beb4f048e2433d333c5cca3cf67b75de1c152ef91afd819dd7a7944e27e7d9ba9667fd208f31a8b5010b931bfb7ae2b8cf15f1dc9efe246351de8238cca051
ripemd-160
231b9046ec9385868b6ed0783e8ebc60d185316f
Diameter
1277794826
Circumference
4014310838.1566
Area
1.2823664047381E+18
Volume
1.0924007713404E+27
Surface area
5.1294656189523E+18
Circumference
4014310838.1566
Perimeter
2555589652
Area
408189904338092569
Diagonal
903537386.42968
Surface area
2449139426028555414
Volume
2.6079147389432E+26
Space diagonal
1106602780.1403
Perimeter
1916692239
Area
1.7675141336256E+17
Altitude
553301390.07016
Surface area
1.7675141336256E+17
Volume
3.0734569944385E+25
Height
301179128.80989