20122761 is an odd 8-digits composite number following 20122760
and preceding 20122762 . In scientific notation, it is written as 2.0122761 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13415172 positive integers (up to 20122761) that are relatively prime to 20122761.
20122761 has 4 divisors, whose sum is 26830352
The reverse of 20122761 is 16722102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-two thousand seven hundred sixty-one
Scientific notation
2.0122761 × 10^7
Engineering notation
2.0122761 × 10^6
Prime Factorization
3 × 6707587
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20122761
Product of the distinct prime numbers
The prime factorization of 20122761 is 3 × 6707587.
Since it has a total of 2 prime factors.
9 , 3 , 43 , 73 , 745 , 94 , 2261 , 9695 , 27865 , 30098 , 451904 , 418736 , 6540834 , 2444203 , 9658407 , 67852714 , 511793927 , 963503525 , 744485333 , 2859335320
n×2
40245522
n×3
60368283
n×4
80491044
n×5
100613805
n÷2
10061380.5
n÷3
6707587
n÷3
5030690.25
n÷5
4024552.2
n2
404925510263121
n3
8.1482192658278E+21
n4
1.6396466886185E+29
n5
3.2994218439511E+36
2 √n
4485.8400551067
3 √n
271.99600358171
4 √n
66.976414170264
5 √n
28.889332926222
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
-20122760
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 20122761 can be divided by 4 positive divisors.
The sum of these divisors (counting 20122761) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000110010001001
3
Ternary
1101212100020110
4
Quaternary
1030300302021
5
Quinary
20122412021
6
Senary
1555144533
8
Octal
114606211
10
Decimal
20122761
12
Duodecimal
68a5149
16
Hexadecimal
1330c89
20
Vigesimal
65f6i1
36
Base36
bzatl
md5
93c13de22ea3f5d62295197f8caec88f
sha1
419fa8eaac151ff2d7d58194cf799c31c89075be
sha256
848814667c0ad53d320808eaddfc1bc81628f2bd08edddd37d488aa1633255a0
sha512
deb983f18a6e8f2afb6714705261933791ff52b9c98f5edb9245eef19eefeddb1374acb291674c7bcf89a76d8325ceaafb57aff066a7cf663435c012b7a75cbf
ripemd-160
c7eb17030f8b980485c0a70549e7f88c5ea8a1d2
Diameter
40245522
Circumference
126435036.25509
Area
1.2721110082937E+15
Volume
3.4131181047151E+22
Surface area
5.0884440331749E+15
Circumference
126435036.25509
Perimeter
80491044
Area
404925510263121
Diagonal
28457881.518592
Surface area
2429553061578726
Volume
8.1482192658278E+21
Space diagonal
34853644.440566
Perimeter
60368283
Area
1.7533788926412E+14
Altitude
17426822.220283
Surface area
1.7533788926412E+14
Volume
9.6027684957696E+20
Height
9485960.5061975