20153791 is an odd 8-digits composite number following 20153790
and preceding 20153792 . In scientific notation, it is written as 2.0153791 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 17253600 positive integers (up to 20153791) that are relatively prime to 20153791.
20153791 has 8 divisors, whose sum is 23061024
The reverse of 20153791 is 19735102
Previous prime number is 1301
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred fifty-three thousand seven hundred ninety-one
Scientific notation
2.0153791 × 10^7
Engineering notation
2.0153791 × 10^6
Prime Factorization
7 × 1301 × 2213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20153791
Product of the distinct prime numbers
The prime factorization of 20153791 is 7 × 1301 × 2213.
Since it has a total of 3 prime factors.
10 , 10 , 100 , 74 , 4 , 418 , 4036 , 2109 , 73599 , 81445 , 895486 , 193201 , 7857868 , 1803335 , 717895 , 37350550 , 828168014 , 184823251 , 9684943512 , 5874207858
n×2
40307582
n×3
60461373
n×4
80615164
n×5
100768955
n÷2
10076895.5
n÷3
6717930.3333333
n÷3
5038447.75
n÷5
4030758.2
n2
406175291671681
n3
8.1859719377151E+21
n4
1.6497836756458E+29
n5
3.3249395394176E+36
2 √n
4489.2973837784
3 √n
272.1357408909
4 √n
67.002219245175
5 √n
28.898237107686
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
-20153790
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 20153791 can be divided by 8 positive divisors.
The sum of these divisors (counting 20153791) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111000010110111111
3
Ternary
1101220220210201
4
Quaternary
1030320112333
5
Quinary
20124410131
6
Senary
1555544331
8
Octal
114702677
10
Decimal
20153791
12
Duodecimal
68bb0a7
16
Hexadecimal
13385bf
20
Vigesimal
65j49b
36
Base36
bzyrj
md5
63126b5bf0e7c51db6b3361f337513ad
sha1
c3b69bf805752d140998cada005d7a974ab46e67
sha256
38334aa1a7099b82a25d0160a3a26c640ad78336ab98f616e67d85410560ca25
sha512
2055b8bb85605c5e20d91e527736a2147ab83e29308e5519f1fcf505e1298d6008e921e3351acd44a9a64ca318bcb945123e5675e7c3f62acde30fd9dbce2dc4
ripemd-160
5d94519bf887664b4401ffe2db279ebd4ade2699
Diameter
40307582
Circumference
126630003.49517
Area
1.2760373123854E+15
Volume
3.4289319069357E+22
Surface area
5.1041492495418E+15
Circumference
126630003.49517
Perimeter
80615164
Area
406175291671681
Diagonal
28501764.565433
Surface area
2437051750030086
Volume
8.1859719377151E+21
Space diagonal
34907389.977124
Perimeter
60461373
Area
1.7587906048861E+14
Altitude
17453694.988562
Surface area
1.7587906048861E+14
Volume
9.6472604462686E+20
Height
9500588.1884776