20155111 is an odd 8-digits composite number following 20155110
and preceding 20155112 . In scientific notation, it is written as 2.0155111 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 20105424 positive integers (up to 20155111) that are relatively prime to 20155111.
20155111 has 4 divisors, whose sum is 20204800
The reverse of 20155111 is 11155102
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred fifty-five thousand one hundred eleven
Scientific notation
2.0155111 × 10^7
Engineering notation
2.0155111 × 10^6
Prime Factorization
409 × 49279
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20155111
Product of the distinct prime numbers
The prime factorization of 20155111 is 409 × 49279.
Since it has a total of 2 prime factors.
7 , 6 , 1 , 23 , 495 , 19 , 6724 , 464 , 68036 , 5715 , 212460 , 740142 , 2068838 , 9491286 , 64387685 , 51197551 , 563359008 , 776370475 , 8222903191 , 1196131330
n×2
40310222
n×3
60465333
n×4
80620444
n×5
100775555
n÷2
10077555.5
n÷3
6718370.3333333
n÷3
5038777.75
n÷5
4031022.2
n2
406228499422321
n3
8.1875804972203E+21
n4
1.6502159374291E+29
n5
3.3260285392853E+36
2 √n
4489.4443976956
3 √n
272.14168206157
4 √n
67.003316318639
5 √n
28.898615643651
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
-20155110
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 20155111 can be divided by 4 positive divisors.
The sum of these divisors (counting 20155111) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000101011100111
3
Ternary
1101220222121121
4
Quaternary
1030320223213
5
Quinary
20124430421
6
Senary
1555554411
8
Octal
114705347
10
Decimal
20155111
12
Duodecimal
68bba07
16
Hexadecimal
1338ae7
20
Vigesimal
65j7fb
36
Base36
bzzs7
md5
48c44a26dc39c23a3db2f435628651be
sha1
8d5cfa13fb44b354ccbd3ca529b39ae64e889850
sha256
eecb2942cbe19df115c2a86a0dbb7cdd529c6c26e71f87daa5549441baa586bf
sha512
aac72cd6b5d225004c9a7555f35827a94afedbd60f6e45dde6f15ce7fd4c87575d6e9233febb1cdcd4a43393b03bb0201a8584c3b2c7d073c7b1a75572b5a97c
ripemd-160
7c7d4833b71a96eb28fd86dafe1fe22a949e7b3a
Diameter
40310222
Circumference
126638297.29977
Area
1.276204469464E+15
Volume
3.4296056987657E+22
Surface area
5.1048178778559E+15
Circumference
126638297.29977
Perimeter
80620444
Area
406228499422321
Diagonal
28503631.327335
Surface area
2437370996533926
Volume
8.1875804972203E+21
Space diagonal
34909676.28419
Perimeter
60465333
Area
1.7590210012048E+14
Altitude
17454838.142095
Surface area
1.7590210012048E+14
Volume
9.6491561518254E+20
Height
9501210.4424451