638998413 is an odd 9-digits composite number following 638998412
and preceding 638998414 . In scientific notation, it is written as 6.38998413 × 10^8.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 425998940 positive integers (up to 638998413) that are relatively prime to 638998413.
638998413 has 4 divisors, whose sum is 851997888
The reverse of 638998413 is 314899836
Previous prime number is 3
Is Prime? no Number parity odd Number length 9 Sum of Digits 51 Digital Root 6
Name
six hundred thirty-eight million nine hundred ninety-eight thousand four hundred thirteen
Scientific notation
6.38998413 × 10^8
Engineering notation
6.38998413 × 10^6
Prime Factorization
3 × 212999471
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
638998413 Product of the distinct prime numbers
The prime factorization of 638998413 is 3 × 212999471.
Since it has a total of 2 prime factors.
1 , 7 , 63 , 8 , 519 , 995 , 6318 , 5367 , 28120 , 64398 , 686581 , 621250 , 4789971 , 5556187 , 34252671 , 65735865 , 823136966 , 124103611 , 189539513 , 9787580226
n×2
1277996826
n×3
1916995239
n×4
2555993652
n×5
3194992065
n÷2
319499206.5
n÷3
212999471
n÷3
159749603.25
n÷5
127799682.6
n2
408318971816518569
n3
2.6091517498855E+26
n4
1.667243827453E+35
n5
1.0653661598265E+44
2 √n25278.417929135
3 √n861.32408842455
4 √n158.99188007296
5 √n57.689922550381
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-638998412 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638998413 can be divided by 4 positive divisors.
The sum of these divisors (counting 638998413) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000101100101011110001101
3
Ternary
1122112101111000220
4
Quaternary
212011211132031
5
Quinary
2302040422123
6
Senary
143223541553
8
Octal
4605453615
10
Decimal
638998413
12
Duodecimal
159bba8b9
16
Hexadecimal
2616578d
20
Vigesimal
9jdeg0d
36
Base36
akfybx
md5
809e76838bb587eaff2988c2465e776b
sha1
757f0469a15d7332413b65d88252b75e86bfefe8
sha256
2bcca2b23ab11bd26ed77b9b444a01420bed01e709bc439876b49117b481ce52
sha512
8eb84724b7b535b47142365b5f467ba09b411fdcd476810fddd358215a9958da0798bd12ed24fdbe062fd99ae5d7eebbe6cabf5dfb2a201ff4ce6382ace69d8c
ripemd-160
c927914abe13604d1d523993832b76c06b99e312
Diameter
1277996826
Circumference
4014945439.8727
Area
1.2827718821801E+18
Volume
1.0929189292722E+27
Surface area
5.1310875287205E+18
Circumference
4014945439.8727
Perimeter
2555993652
Area
408318971816518569
Diagonal
903680221.99948
Surface area
2449913830899111414
Volume
2.6091517498855E+26
Space diagonal
1106777717.2719
Perimeter
1916995239
Area
1.7680730122012E+17
Altitude
553388858.63594
Surface area
1.7680730122012E+17
Volume
3.0749148258146E+25
Height
301226740.66649