13751921 is an odd 8-digits composite number following 13751920
and preceding 13751922 . In scientific notation, it is written as 1.3751921 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 13744500 positive integers (up to 13751921) that are relatively prime to 13751921.
13751921 has 4 divisors, whose sum is 13759344
The reverse of 13751921 is 12915731
Previous prime number is 3851
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirteen million seven hundred fifty-one thousand nine hundred twenty-one
Scientific notation
1.3751921 × 10^7
Engineering notation
1.3751921 × 10^6
Prime Factorization
3851 × 3571
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13751921
Product of the distinct prime numbers
The prime factorization of 13751921 is 3851 × 3571.
Since it has a total of 2 prime factors.
1 , 3 , 29 , 15 , 471 , 256 , 4247 , 3552 , 40431 , 3442 , 646468 , 57170 , 5434497 , 2545710 , 68178205 , 41830682 , 216450642 , 542461935 , 1388508441 , 8641869717
n×2
27503842
n×3
41255763
n×4
55007684
n×5
68759605
n÷2
6875960.5
n÷3
4583973.6666667
n÷3
3437980.25
n÷5
2750384.2
n2
189115331190241
n3
2.600699094417E+21
n4
3.5764608491195E+28
n5
4.9183207056684E+35
2 √n
3708.3582620885
3 √n
239.58214908215
4 √n
60.896291037209
5 √n
26.771498057641
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
-13751920
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 13751921 can be divided by 4 positive divisors.
The sum of these divisors (counting 13751921) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100011101011001110001
3
Ternary
221212200002102
4
Quaternary
310131121301
5
Quinary
12010030141
6
Senary
1210430145
8
Octal
64353161
10
Decimal
13751921
12
Duodecimal
4732355
16
Hexadecimal
d1d671
20
Vigesimal
45ijg1
36
Base36
86r1t
md5
a7514b30cff8baf7a858d2f10f2e25de
sha1
ae23c0636529823a18488b8b81f17fac0288e69e
sha256
14615996795f8a5a689394c3f32adefaa084019da8ced171b53927622cb3b43c
sha512
c4b6a752c73ebb80200be74d03001d92c291ac3a91ea08f48c8b0e70daee64080ffbd55b54caef634ac173a2b2c6173e8255dda2fac3bcc2beb98d852b34be51
ripemd-160
1ef8ae1106f31a7e81700586b03bd4b211e6f188
Diameter
27503842
Circumference
86405867.972694
Area
5.9412333514846E+14
Volume
1.0893782892291E+22
Surface area
2.3764933405938E+15
Circumference
86405867.972694
Perimeter
55007684
Area
189115331190241
Diagonal
19448153.186883
Surface area
1134691987141446
Volume
2.600699094417E+21
Space diagonal
23819025.873673
Perimeter
41255763
Area
81889340527928
Altitude
11909512.936837
Surface area
81889340527928
Volume
3.0649532758133E+20
Height
6482717.7289611