20130819 is an odd 8-digits composite number following 20130818
and preceding 20130820 . In scientific notation, it is written as 2.0130819 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12837000 positive integers (up to 20130819) that are relatively prime to 20130819.
20130819 has 8 divisors, whose sum is 28008192
The reverse of 20130819 is 91803102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty thousand eight hundred nineteen
Scientific notation
2.0130819 × 10^7
Engineering notation
2.0130819 × 10^6
Prime Factorization
3 × 23 × 291751
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20130819
Product of the distinct prime numbers
The prime factorization of 20130819 is 3 × 23 × 291751.
Since it has a total of 3 prime factors.
7 , 7 , 54 , 31 , 116 , 389 , 4250 , 7379 , 26271 , 97721 , 660648 , 407219 , 7264002 , 8677554 , 22959164 , 84262307 , 617364270 , 214995479 , 7636226784 , 5621666849
n×2
40261638
n×3
60392457
n×4
80523276
n×5
100654095
n÷2
10065409.5
n÷3
6710273
n÷3
5032704.75
n÷5
4026163.8
n2
405249873610761
n3
8.1580118554311E+21
n4
1.6422746006154E+29
n5
3.3060332733285E+36
2 √n
4486.7381247405
3 √n
272.03230495053
4 √n
66.983118207057
5 √n
28.891646256546
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
-20130818
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 20130819 can be divided by 8 positive divisors.
The sum of these divisors (counting 20130819) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010110000000011
3
Ternary
1101212202021220
4
Quaternary
1030302300003
5
Quinary
20123141234
6
Senary
1555250123
8
Octal
114626003
10
Decimal
20130819
12
Duodecimal
68a9943
16
Hexadecimal
1332c03
20
Vigesimal
65g70j
36
Base36
bzh1f
md5
ffce22a759f19906b5618632253946f7
sha1
d2e5cdaa17b3e16a0017c81c9e4d8a85920c5ee9
sha256
652e53c0b8443d545cbe8a47c66897dd13c18c8c3a1136470d0351433120e15c
sha512
4a2b1db40291343ef136b66e16de728f14e25349a06cfc53f1bd70812a3ccb2c6ceb9ff5f5ab7d2b3bbe8830076d6ea7a344e7858340bf8fdb5797b14cc2bfee
ripemd-160
ff6afcbef366fec9470ec8fbd470f2199a523d45
Diameter
40261638
Circumference
126485666.16229
Area
1.2731300258038E+15
Volume
3.4172200150561E+22
Surface area
5.092520103215E+15
Circumference
126485666.16229
Perimeter
80523276
Area
405249873610761
Diagonal
28469277.251478
Surface area
2431499241664566
Volume
8.1580118554311E+21
Space diagonal
34867601.305973
Perimeter
60392457
Area
1.7547834271368E+14
Altitude
17433800.652986
Surface area
1.7547834271368E+14
Volume
9.6143091732926E+20
Height
9489759.083826