20101816 is an even 8-digits composite number following 20101815
and preceding 20101817 . In scientific notation, it is written as 2.0101816 × 10^7.
The sum of its digits is 19. It has a total of 6 prime factors and 32 positive divisors.
There are 8239968 positive integers (up to 20101816) that are relatively prime to 20101816.
20101816 has 32 divisors, whose sum is 44951040
The reverse of 20101816 is 61810102
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred one thousand eight hundred sixteen
Scientific notation
2.0101816 × 10^7
Engineering notation
2.0101816 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 23 × 15607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5025454
Product of the distinct prime numbers
The prime factorization of 20101816 is 2 × 2 × 2 × 7 × 23 × 15607.
Since it has a total of 6 prime factors.
9 , 9 , 91 , 45 , 653 , 266 , 9813 , 4669 , 77996 , 376 , 373536 , 66027 , 1281317 , 3517776 , 30595467 , 17174946 , 285246745 , 440754988 , 6027604948 , 54574175
n×2
40203632
n×3
60305448
n×4
80407264
n×5
100509080
n÷2
10050908
n÷3
6700605.3333333
n÷3
5025454
n÷5
4020363.2
n2
404083006497856
n3
8.1228022453467E+21
n4
1.6328307614035E+29
n5
3.2822863524872E+36
2 √n
4483.5048789981
3 √n
271.90160079707
4 √n
66.958979076731
5 √n
28.883316463966
1 , 2 , 4 , 7 , 8 , 14 , 23 , 28 , 46 , 56 , 92 , 161 , 184 , 322 , 644 , 1288 , 15607 , 31214 , 62428 , 109249 , 124856 , 218498 , 358961 , 436996 , 717922 , 873992 , 1435844 , 2512727 , 2871688 , 5025454 , 10050908 , 20101816
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20101815
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20101816 can be divided by 32 positive divisors.
The sum of these divisors (counting 20101816) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100101011101010111000
3
Ternary
1101211021111201
4
Quaternary
1030223222320
5
Quinary
20121224231
6
Senary
1554503544
8
Octal
114535270
10
Decimal
20101816
12
Duodecimal
6894bb4
16
Hexadecimal
132bab8
20
Vigesimal
65ceag
36
Base36
byuns
md5
80bfef7558c06acb96c8f3669d1c17a0
sha1
c03090010510738ecd2687d9a052f5241d7a5dfc
sha256
cc6ca9bd8c2a3fe66108f032d569e9da2109b47a1747ff23f084694e69d46652
sha512
284928b4ccd58a2a312623c7064ae1330d2a083898e3b172ac09b4f6ab4f48a4390f8048ab38aec049490109ea03e70ba5206f6d3fab7ad6f2306cc36e24aea9
ripemd-160
b62ee5a7fbd0bc146ed2f139f71ed574d9118723
Diameter
40203632
Circumference
126303434.93883
Area
1.2694642046541E+15
Volume
3.4024714480725E+22
Surface area
5.0778568186166E+15
Circumference
126303434.93883
Perimeter
80407264
Area
404083006497856
Diagonal
28428260.815528
Surface area
2424498038987136
Volume
8.1228022453467E+21
Space diagonal
34817366.636401
Perimeter
60305448
Area
1.7497307443237E+14
Altitude
17408683.3182
Surface area
1.7497307443237E+14
Volume
9.57281424987E+20
Height
9476086.9385095