20155966 is an even 8-digits composite number following 20155965
and preceding 20155967 . In scientific notation, it is written as 2.0155966 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 10077982 positive integers (up to 20155966) that are relatively prime to 20155966.
20155966 has 4 divisors, whose sum is 30233952
The reverse of 20155966 is 66955102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred fifty-five thousand nine hundred sixty-six
Scientific notation
2.0155966 × 10^7
Engineering notation
2.0155966 × 10^6
Prime Factorization
2 × 10077983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20155966
Product of the distinct prime numbers
The prime factorization of 20155966 is 2 × 10077983.
Since it has a total of 2 prime factors.
9 , 3 , 82 , 21 , 198 , 741 , 7577 , 9078 , 94439 , 44871 , 262981 , 381794 , 6363002 , 8811544 , 94867888 , 669234 , 365452131 , 237859167 , 9095791353 , 7889201190
n×2
40311932
n×3
60467898
n×4
80623864
n×5
100779830
n÷2
10077983
n÷3
6718655.3333333
n÷3
5038991.5
n÷5
4031193.2
n2
406262965393156
n3
8.1886225175236E+21
n4
1.6504959705004E+29
n5
3.3267340664543E+36
2 √n
4489.5396200501
3 √n
272.14553018142
4 √n
67.004026894286
5 √n
28.898860821136
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
-20155965
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 20155966 can be divided by 4 positive divisors.
The sum of these divisors (counting 20155966) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000111000111110
3
Ternary
1101221000210021
4
Quaternary
1030320320332
5
Quinary
20124442331
6
Senary
2000002354
8
Octal
114707076
10
Decimal
20155966
12
Duodecimal
69003ba
16
Hexadecimal
1338e3e
20
Vigesimal
65j9i6
36
Base36
c00fy
md5
d82dfa221c1048e10339d633a1ea5311
sha1
22aebe77159dec6ef3712414f61b439aca47632e
sha256
72ede918ee6c1b48b5e0cfddd4a17e1f043f82aa39dea33bd6038e6e79334330
sha512
94e244baaa150aca029a43fac55948f3661ce08f37f59d842f9dbe5dcbc17b6e531e82f3458c5471054189eb27b4465bba1452a3700a042111804e38551dc1ae
ripemd-160
1d39131287be70408b28182515f5b539ef643ea4
Diameter
40311932
Circumference
126643669.42321
Area
1.2763127475047E+15
Volume
3.4300421792096E+22
Surface area
5.105250990019E+15
Circumference
126643669.42321
Perimeter
80623864
Area
406262965393156
Diagonal
28504840.479931
Surface area
2437577792358936
Volume
8.1886225175236E+21
Space diagonal
34911157.187631
Perimeter
60467898
Area
1.7591702432364E+14
Altitude
17455578.593815
Surface area
1.7591702432364E+14
Volume
9.6503841845297E+20
Height
9501613.4933103