21788051 is an odd 8-digits composite number following 21788050
and preceding 21788052 . In scientific notation, it is written as 2.1788051 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 21247720 positive integers (up to 21788051) that are relatively prime to 21788051.
21788051 has 8 divisors, whose sum is 22334400
The reverse of 21788051 is 15088712
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million seven hundred eighty-eight thousand fifty-one
Scientific notation
2.1788051 × 10^7
Engineering notation
2.1788051 × 10^6
Prime Factorization
59 × 131 × 2819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21788051
Product of the distinct prime numbers
The prime factorization of 21788051 is 59 × 131 × 2819.
Since it has a total of 3 prime factors.
3 , 9 , 2 , 11 , 936 , 456 , 2123 , 3915 , 43558 , 61917 , 840394 , 940154 , 3533000 , 9325793 , 2306589 , 73298096 , 427229360 , 773018079 , 5678241391 , 4901102400
n×2
43576102
n×3
65364153
n×4
87152204
n×5
108940255
n÷2
10894025.5
n÷3
7262683.6666667
n÷3
5447012.75
n÷5
4357610.2
n2
474719166378601
n3
1.0343205407734E+22
n4
2.2535828692719E+29
n5
4.9101178488423E+36
2 √n
4667.7672392698
3 √n
279.30119534768
4 √n
68.321059998142
5 √n
29.352404021062
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
-21788050
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 21788051 can be divided by 8 positive divisors.
The sum of these divisors (counting 21788051) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011000111010110010011
3
Ternary
1111222221120212
4
Quaternary
1103013112103
5
Quinary
21034204201
6
Senary
2054554335
8
Octal
123072623
10
Decimal
21788051
12
Duodecimal
73689ab
16
Hexadecimal
14c7593
20
Vigesimal
6g3a2b
36
Base36
cyzrn
md5
a4767fdd1b76d6909e57c367c000bdc0
sha1
8dfa0238b0306b84d49fc7d447937d5177d77a94
sha256
7bd0d64e2d02cd494733d6d1d1ef0c72f928d36e6b11bb271eed516ff11afc86
sha512
836dcc9bdd7df0ba705281c46340a90b384e4b0ebc45e3a13d877667d814d0bb10c7e1ff07510d2a1df7b3e5c194271c771d867e0561ba55bfd6408a21becd67
ripemd-160
01a3caa056035a7c336bc2d264e1ac349861b571
Diameter
43576102
Circumference
136898361.91528
Area
1.4913742456133E+15
Volume
4.3325517498012E+22
Surface area
5.9654969824531E+15
Circumference
136898361.91528
Perimeter
87152204
Area
474719166378601
Diagonal
30812957.221877
Surface area
2848314998271606
Volume
1.0343205407734E+22
Space diagonal
37738011.329902
Perimeter
65364153
Area
2.0555942887362E+14
Altitude
18869005.664951
Surface area
2.0555942887362E+14
Volume
1.2189584471691E+21
Height
10270985.740626