20153731 is an odd 8-digits composite number following 20153730
and preceding 20153732 . In scientific notation, it is written as 2.0153731 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 18603432 positive integers (up to 20153731) that are relatively prime to 20153731.
20153731 has 4 divisors, whose sum is 21704032
The reverse of 20153731 is 13735102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred fifty-three thousand seven hundred thirty-one
Scientific notation
2.0153731 × 10^7
Engineering notation
2.0153731 × 10^6
Prime Factorization
13 × 1550287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20153731
Product of the distinct prime numbers
The prime factorization of 20153731 is 13 × 1550287.
Since it has a total of 2 prime factors.
3 , 9 , 5 , 1 , 620 , 184 , 7844 , 9022 , 42691 , 64904 , 774869 , 552197 , 4650074 , 8835808 , 66669855 , 21031743 , 582946516 , 853608592 , 4290407767 , 3803309959
n×2
40307462
n×3
60461193
n×4
80614924
n×5
100768655
n÷2
10076865.5
n÷3
6717910.3333333
n÷3
5038432.75
n÷5
4030746.2
n2
406172873220361
n3
8.1858988263803E+21
n4
1.6497640294008E+29
n5
3.3248900462021E+36
2 √n
4489.2907012133
3 √n
272.13547083153
4 √n
67.002169376919
5 √n
28.898219901034
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
-20153730
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 20153731 can be divided by 4 positive divisors.
The sum of these divisors (counting 20153731) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000010110000011
3
Ternary
1101220220201111
4
Quaternary
1030320112003
5
Quinary
20124404411
6
Senary
1555544151
8
Octal
114702603
10
Decimal
20153731
12
Duodecimal
68bb057
16
Hexadecimal
1338583
20
Vigesimal
65j46b
36
Base36
bzypv
md5
c0a9f0c14f478c3a698f8c7486af5eb2
sha1
188d715fe4dc579025ce048e4c899f96bc4ca52a
sha256
5a3337a57991c3cd52a27f6001b416f110c7c9f3a0dc053600e10d1b912e8f2b
sha512
b2f5696d156d2760e70857133b4364b1ce320e68189a11a4c267ca9b7fa64438c3906a4a3f02dd50c91e549591dde1dc358b2c3fe062059a8dcf4f4df63a4d80
ripemd-160
700bf67831b9707ae3b979363128e053796b3c33
Diameter
40307462
Circumference
126629626.50405
Area
1.2760297145965E+15
Volume
3.4289012821314E+22
Surface area
5.1041188583862E+15
Circumference
126629626.50405
Perimeter
80614924
Area
406172873220361
Diagonal
28501679.712619
Surface area
2437037239322166
Volume
8.1858988263803E+21
Space diagonal
34907286.054076
Perimeter
60461193
Area
1.7587801326847E+14
Altitude
17453643.027038
Surface area
1.7587801326847E+14
Volume
9.6471742837341E+20
Height
9500559.9042064