20155122 is an even 8-digits composite number following 20155121
and preceding 20155123 . In scientific notation, it is written as 2.0155122 × 10^7.
The sum of its digits is 18. It has a total of 5 prime factors and 32 positive divisors.
There are 6201360 positive integers (up to 20155122) that are relatively prime to 20155122.
20155122 has 32 divisors, whose sum is 48236160
The reverse of 20155122 is 22155102
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred fifty-five thousand one hundred twenty-two
Scientific notation
2.0155122 × 10^7
Engineering notation
2.0155122 × 10^6
Prime Factorization
2 × 9 × 3 × 13 × 28711
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20155122
Product of the distinct prime numbers
The prime factorization of 20155122 is 2 × 9 × 3 × 13 × 28711.
Since it has a total of 5 prime factors.
2 , 10 , 29 , 36 , 417 , 63 , 9536 , 1667 , 96588 , 61175 , 925525 , 755568 , 3410115 , 1427629 , 92156804 , 57058082 , 860255843 , 272165284 , 3459595814 , 2599969145
n×2
40310244
n×3
60465366
n×4
80620488
n×5
100775610
n÷2
10077561
n÷3
6718374
n÷3
5038780.5
n÷5
4031024.4
n2
406228942834884
n3
8.1875939027681E+21
n4
1.6502195399675E+29
n5
3.3260376154828E+36
2 √n
4489.4456227913
3 √n
272.14173157024
4 √n
67.003325460691
5 √n
28.898618798034
1 , 2 , 3 , 6 , 9 , 13 , 18 , 26 , 27 , 39 , 54 , 78 , 117 , 234 , 351 , 702 , 28711 , 57422 , 86133 , 172266 , 258399 , 373243 , 516798 , 746486 , 775197 , 1119729 , 1550394 , 2239458 , 3359187 , 6718374 , 10077561 , 20155122
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
-20155121
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 20155122 can be divided by 32 positive divisors.
The sum of these divisors (counting 20155122) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100111000101011110010
3
Ternary
1101220222122000
4
Quaternary
1030320223302
5
Quinary
20124430442
6
Senary
1555554430
8
Octal
114705362
10
Decimal
20155122
12
Duodecimal
68bba16
16
Hexadecimal
1338af2
20
Vigesimal
65j7g2
36
Base36
bzzsi
md5
66210bdab64777c571572ad7823625cf
sha1
e67971c86c837e13db23db47853a83654358440f
sha256
9442a73136aad2c4ea46affeaf8fd9c7dc56863a4d49f57723e98b69969f3a1e
sha512
915a7f19c0042de35ff5f9704961109e3975386a202ae4d950929b8bd335d4c9de5b4b8feba719f5782f6b2b022e8bfe3f734a4ce70eb0d7dee944eb6e7d3d30
ripemd-160
0bded28c5cf1c1b2ed59c19db5d6eb0e5bf11533
Diameter
40310244
Circumference
126638366.41481
Area
1.2762058624856E+15
Volume
3.4296113140684E+22
Surface area
5.1048234499425E+15
Circumference
126638366.41481
Perimeter
80620488
Area
406228942834884
Diagonal
28503646.883684
Surface area
2437373657009304
Volume
8.1875939027681E+21
Space diagonal
34909695.336749
Perimeter
60465366
Area
1.7590229212375E+14
Altitude
17454847.668375
Surface area
1.7590229212375E+14
Volume
9.6491719504149E+20
Height
9501215.6278948