20851629 is an odd 8-digits composite number following 20851628
and preceding 20851630 . In scientific notation, it is written as 2.0851629 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13765920 positive integers (up to 20851629) that are relatively prime to 20851629.
20851629 has 8 divisors, whose sum is 28072512
The reverse of 20851629 is 92615802
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million eight hundred fifty-one thousand six hundred twenty-nine
Scientific notation
2.0851629 × 10^7
Engineering notation
2.0851629 × 10^6
Prime Factorization
3 × 103 × 67481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20851629
Product of the distinct prime numbers
The prime factorization of 20851629 is 3 × 103 × 67481.
Since it has a total of 3 prime factors.
4 , 2 , 1 , 90 , 778 , 563 , 6953 , 9457 , 85662 , 39018 , 787134 , 669508 , 1695721 , 108096 , 88357359 , 50341433 , 232518970 , 37461677 , 9550917511 , 3401330789
n×2
41703258
n×3
62554887
n×4
83406516
n×5
104258145
n÷2
10425814.5
n÷3
6950543
n÷3
5212907.25
n÷5
4170325.8
n2
434790431953641
n3
9.0660887798471E+21
n4
1.8904271971843E+29
n5
3.9418486567198E+36
2 √n
4566.3583959212
3 √n
275.24112845427
4 √n
67.574835522709
5 √n
29.095645579302
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
-20851628
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 20851629 can be divided by 8 positive divisors.
The sum of these divisors (counting 20851629) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100010101110101101
3
Ternary
1110020101001120
4
Quaternary
1033202232231
5
Quinary
20314223004
6
Senary
2022531153
8
Octal
117425655
10
Decimal
20851629
12
Duodecimal
6b96ab9
16
Hexadecimal
13e2bad
20
Vigesimal
6a6919
36
Base36
cex7x
md5
8150ae715e711a6937202d518597f9c3
sha1
8bd83e87dc719c299a1c3c7b092d2b24af744197
sha256
7f362646d6ea96bc2ff7345c09bc82c8c805277466657e8a9e7e851f7c9a3dab
sha512
1057ec92360908807f7808fd92245c6840702d497a1ccd8148a5115e0f7000b241a8267d56498fcbc4269de1f4ff91e19fd2a85cb1ed4b532a68507a3af02c57
ripemd-160
c6fae41193d387bb4fc1334fde836fd346316144
Diameter
41703258
Circumference
131014648.96356
Area
1.3659344268767E+15
Volume
3.7975943876747E+22
Surface area
5.4637377075068E+15
Circumference
131014648.96356
Perimeter
83406516
Area
434790431953641
Diagonal
29488656.529372
Surface area
2608742591721846
Volume
9.0660887798471E+21
Space diagonal
36116080.848577
Perimeter
62554887
Area
1.8826977969713E+14
Altitude
18058040.424288
Surface area
1.8826977969713E+14
Volume
1.0684488091782E+21
Height
9829552.1764574