13821638 is an even 8-digits composite number following 13821637
and preceding 13821639 . In scientific notation, it is written as 1.3821638 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 6910818 positive integers (up to 13821638) that are relatively prime to 13821638.
13821638 has 4 divisors, whose sum is 20732460
The reverse of 13821638 is 83612831
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirteen million eight hundred twenty-one thousand six hundred thirty-eight
Scientific notation
1.3821638 × 10^7
Engineering notation
1.3821638 × 10^6
Prime Factorization
2 × 6910819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13821638
Product of the distinct prime numbers
The prime factorization of 13821638 is 2 × 6910819.
Since it has a total of 2 prime factors.
7 , 5 , 72 , 83 , 981 , 9 , 4743 , 5839 , 36423 , 85002 , 229830 , 796733 , 2508892 , 2228396 , 12546236 , 20527757 , 949151150 , 122951394 , 3033846912 , 8770602068
n×2
27643276
n×3
41464914
n×4
55286552
n×5
69108190
n÷2
6910819
n÷3
4607212.6666667
n÷3
3455409.5
n÷5
2764327.6
n2
191037677003044
n3
2.640453615897E+21
n4
3.6495394034719E+28
n5
5.0442612501525E+35
2 √n
3717.746360364
3 √n
239.98633023994
4 √n
60.973324990229
5 √n
26.798587439108
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
-13821637
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 13821638 can be divided by 4 positive divisors.
The sum of these divisors (counting 13821638) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100101110011011000110
3
Ternary
222000012201112
4
Quaternary
310232123012
5
Quinary
12014243023
6
Senary
1212125022
8
Octal
64563306
10
Decimal
13821638
12
Duodecimal
4766772
16
Hexadecimal
d2e6c6
20
Vigesimal
467e1i
36
Base36
888ue
md5
ac414033bb66a35df101434d215a44d6
sha1
649f1a4516a6bae671e7b709cad8d137ca5a1409
sha256
5f612bafbe4fc8ca275205ab85f0a7d489f4fa0ff9f2237e51f75fc7f1e9dc92
sha512
e19b2a3d8c1052fba3e0de65eac306352d40818fef8564a6410e309cd8d988c8dca32965634f24063e93688c1f5130a87d229e9b6b076515864330226c794147
ripemd-160
db15e28abc992f2b7b62e115a01e95eebba3c662
Diameter
27643276
Circumference
86843912.802755
Area
6.0016256263162E+14
Volume
1.1060306242462E+22
Surface area
2.4006502505265E+15
Circumference
86843912.802755
Perimeter
55286552
Area
191037677003044
Diagonal
19546747.913811
Surface area
1146226062018264
Volume
2.640453615897E+21
Space diagonal
23939779.259825
Perimeter
41464914
Area
82721740682301
Altitude
11969889.629912
Surface area
82721740682301
Volume
3.1118044286822E+20
Height
6515582.6379371