20122851 is an odd 8-digits composite number following 20122850
and preceding 20122852 . In scientific notation, it is written as 2.0122851 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 11444544 positive integers (up to 20122851) that are relatively prime to 20122851.
20122851 has 8 divisors, whose sum is 21180544
The reverse of 20122851 is 15822102
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-two thousand eight hundred fifty-one
Scientific notation
2.0122851 × 10^7
Engineering notation
2.0122851 × 10^6
Prime Factorization
21 × 223 × 4297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20122851
Product of the distinct prime numbers
The prime factorization of 20122851 is 21 × 223 × 4297.
Since it has a total of 3 prime factors.
10 , 9 , 22 , 46 , 327 , 39 , 6700 , 77 , 82713 , 7674 , 442612 , 250980 , 8849948 , 1563645 , 74846909 , 91856949 , 676997451 , 882005101 , 1210580275 , 3722337150
n×2
40245702
n×3
60368553
n×4
80491404
n×5
100614255
n÷2
10061425.5
n÷3
6707617
n÷3
5030712.75
n÷5
4024570.2
n2
404929132368201
n3
8.1483285962046E+21
n4
1.6396760224046E+29
n5
3.2994956287121E+36
2 √n
4485.8500866614
3 √n
271.9964090861
4 √n
66.976489058933
5 √n
28.889358767957
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20122850
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20122851 can be divided by 8 positive divisors.
The sum of these divisors (counting 20122851) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000110011100011
3
Ternary
1101212100100210
4
Quaternary
1030300303203
5
Quinary
20122412401
6
Senary
1555145203
8
Octal
114606343
10
Decimal
20122851
12
Duodecimal
68a5203
16
Hexadecimal
1330ce3
20
Vigesimal
65f72b
36
Base36
bzaw3
md5
48f30a740adb08ac33cce5c7229f3ea4
sha1
2bf45ba66db15d8714d56f182fc6eed3c1c6a800
sha256
346d7b156a100300a2cb4c7a7cd989ed661ac101f27705fbf0b669b496725bd5
sha512
2a10dbfcfc3a8fdfbdc5fbb0f3e89c111cfefd0b12bcffdb4f4b8c27c42d29f8a3507446f891a6ee237d8f01f698ec8b8bcdb7c24973a956c7d3b54d9516b68f
ripemd-160
5e7062d03aa73a7fd90d9b86ea1d413806b33cad
Diameter
40245702
Circumference
126435601.74176
Area
1.2721223874724E+15
Volume
3.4131639009163E+22
Surface area
5.0884895498897E+15
Circumference
126435601.74176
Perimeter
80491404
Area
404929132368201
Diagonal
28458008.797813
Surface area
2429574794209206
Volume
8.1483285962046E+21
Space diagonal
34853800.325138
Perimeter
60368553
Area
1.7533945768163E+14
Altitude
17426900.162569
Surface area
1.7533945768163E+14
Volume
9.6028973428542E+20
Height
9486002.9326043