20155499 is an odd 8-digits composite number following 20155498
and preceding 20155500 . In scientific notation, it is written as 2.0155499 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 15947136 positive integers (up to 20155499) that are relatively prime to 20155499.
20155499 has 4 divisors, whose sum is 20377080
The reverse of 20155499 is 99455102
Previous prime number is 91
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred fifty-five thousand four hundred ninety-nine
Scientific notation
2.0155499 × 10^7
Engineering notation
2.0155499 × 10^6
Prime Factorization
91 × 221489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20155499
Product of the distinct prime numbers
The prime factorization of 20155499 is 91 × 221489.
Since it has a total of 2 prime factors.
6 , 3 , 75 , 39 , 350 , 11 , 3495 , 9875 , 21735 , 74658 , 781893 , 540138 , 1921724 , 4520356 , 23167234 , 96211763 , 304861242 , 486246430 , 2013268830 , 8049663321
n×2
40310998
n×3
60466497
n×4
80621996
n×5
100777495
n÷2
10077749.5
n÷3
6718499.6666667
n÷3
5038874.75
n÷5
4031099.8
n2
406244139939001
n3
8.1880533562964E+21
n4
1.6503430123478E+29
n5
3.3263486935033E+36
2 √n
4489.4876099617
3 √n
272.14342835635
4 √n
67.0036387815
5 √n
28.898726906512
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
-20155498
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 20155499 can be divided by 4 positive divisors.
The sum of these divisors (counting 20155499) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000110001101011
3
Ternary
1101221000010222
4
Quaternary
1030320301223
5
Quinary
20124433444
6
Senary
2000000255
8
Octal
114706153
10
Decimal
20155499
12
Duodecimal
690008b
16
Hexadecimal
1338c6b
20
Vigesimal
65j8ej
36
Base36
c002z
md5
073f81c9d996816eaf902c38999d216e
sha1
a05f10cec944eb5dbe0e206fa57c600f595c5dc6
sha256
dde30d3bb4bed097e619c4c3417af94076cb060cd80caace3f374d6ba8404e86
sha512
fb4fafdeefba14c635efe63a601b6cef07aed70096356b5fcf9892f5c0fea8f18455620ecf576a46bdc496aa1866979d93acd0a4e0efc3490a1e045a07b7359a
ripemd-160
85871d0ac1621e2ce819b2cd6b203b213f8be9e2
Diameter
40310998
Circumference
126640735.17567
Area
1.2762536055963E+15
Volume
3.4298037695123E+22
Surface area
5.1050144223851E+15
Circumference
126640735.17567
Perimeter
80621996
Area
406244139939001
Diagonal
28504180.042197
Surface area
2437464839634006
Volume
8.1880533562964E+21
Space diagonal
34910348.319904
Perimeter
60466497
Area
1.7590887266287E+14
Altitude
17455174.159952
Surface area
1.7590887266287E+14
Volume
9.6497134215908E+20
Height
9501393.3473991