13821388 is an even 8-digits composite number following 13821387
and preceding 13821389 . In scientific notation, it is written as 1.3821388 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 5923440 positive integers (up to 13821388) that are relatively prime to 13821388.
13821388 has 12 divisors, whose sum is 27642832
The reverse of 13821388 is 88312831
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
thirteen million eight hundred twenty-one thousand three hundred eighty-eight
Scientific notation
1.3821388 × 10^7
Engineering notation
1.3821388 × 10^6
Prime Factorization
2 × 2 × 7 × 493621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6910694
Product of the distinct prime numbers
The prime factorization of 13821388 is 2 × 2 × 7 × 493621.
Since it has a total of 4 prime factors.
5 , 6 , 91 , 14 , 873 , 531 , 2723 , 6689 , 67500 , 57356 , 575403 , 512380 , 8736977 , 1770827 , 87437518 , 67651954 , 75432304 , 24705098 , 1183660946 , 2505674471
n×2
27642776
n×3
41464164
n×4
55285552
n×5
69106940
n÷2
6910694
n÷3
4607129.3333333
n÷3
3455347
n÷5
2764277.6
n2
191030766246544
n3
2.6403103402308E+21
n4
3.6492753652742E+28
n5
5.0438050742296E+35
2 √n
3717.7127376924
3 √n
239.98488330714
4 √n
60.973049273366
5 √n
26.798490494082
1 , 2 , 4 , 7 , 14 , 28 , 493621 , 987242 , 1974484 , 3455347 , 6910694 , 13821388
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
-13821387
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 13821388 can be divided by 12 positive divisors.
The sum of these divisors (counting 13821388) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110100101110010111001100
3
Ternary
222000012101021
4
Quaternary
310232113030
5
Quinary
12014241023
6
Senary
1212123524
8
Octal
64562714
10
Decimal
13821388
12
Duodecimal
47665a4
16
Hexadecimal
d2e5cc
20
Vigesimal
467d98
36
Base36
888ng
md5
5f12226d5537343d82153d46e5fbd552
sha1
a6c82d1e06579fcb2e7a7d74b34a18a1cf4fff88
sha256
dd9e70e67813b60711d773b782e79c064a35f038c6762bd87eb5443aff661e4a
sha512
0035990e9507585c8eeb76c737f8986503b7ae21300f3f574b0e72b29bd3235868502031d6acf1cfb331c54a99cc8b1f74f93876ed2e81d543cc0c103cbf3fb0
ripemd-160
a3de289344e973fba41c64ce83b56a57af7245f7
Diameter
27642776
Circumference
86842342.006428
Area
6.0014085184977E+14
Volume
1.1059706090755E+22
Surface area
2.4005634073991E+15
Circumference
86842342.006428
Perimeter
55285552
Area
191030766246544
Diagonal
19546394.360421
Surface area
1146184597479264
Volume
2.6403103402308E+21
Space diagonal
23939346.247123
Perimeter
41464164
Area
82718748236957
Altitude
11969673.123561
Surface area
82718748236957
Volume
3.1116355766903E+20
Height
6515464.7868069