20127818 is an even 8-digits composite number following 20127817
and preceding 20127819 . In scientific notation, it is written as 2.0127818 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10063908 positive integers (up to 20127818) that are relatively prime to 20127818.
20127818 has 4 divisors, whose sum is 30191730
The reverse of 20127818 is 81872102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred twenty-seven thousand eight hundred eighteen
Scientific notation
2.0127818 × 10^7
Engineering notation
2.0127818 × 10^6
Prime Factorization
2 × 10063909
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20127818
Product of the distinct prime numbers
The prime factorization of 20127818 is 2 × 10063909.
Since it has a total of 2 prime factors.
8 , 7 , 99 , 80 , 627 , 698 , 2658 , 9468 , 77974 , 89520 , 801845 , 831517 , 6242508 , 6771765 , 71049731 , 38617761 , 628423067 , 529424424 , 3258850748 , 9192962565
n×2
40255636
n×3
60383454
n×4
80511272
n×5
100639090
n÷2
10063909
n÷3
6709272.6666667
n÷3
5031954.5
n÷5
4025563.6
n2
405129057441124
n3
8.1543639346865E+21
n4
1.6412955318313E+29
n5
3.3035697748914E+36
2 √n
4486.4036822381
3 √n
272.01878654844
4 √n
66.980621691935
5 √n
28.890784801271
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
-20127817
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 20127818 can be divided by 4 positive divisors.
The sum of these divisors (counting 20127818) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010000001001010
3
Ternary
1101212121011202
4
Quaternary
1030302001022
5
Quinary
20123042233
6
Senary
1555224202
8
Octal
114620112
10
Decimal
20127818
12
Duodecimal
68a8062
16
Hexadecimal
133204a
20
Vigesimal
65fjai
36
Base36
bzeq2
md5
b73a094f7ce0b719cf672309ad9172d4
sha1
7f9599e2b3259b22d635b2ca4f9606f78371ccab
sha256
42c3466a610c17c9107d08045f93bc673301ce0ab40d79b793a1d7d9514ee77a
sha512
f4847e5bf1045944d4511318e0a1a082a3a3130b7eff06f58375f3c65c857c2beff8e5e403f3d9e6e25fd77e9cf62389ab1a6b140903c9950431e136063ec65c
ripemd-160
e72029dd9f2727e4c0e1b594ad9770a2321e2264
Diameter
40255636
Circumference
126466810.32318
Area
1.2727504706128E+15
Volume
3.4156919775878E+22
Surface area
5.0910018824512E+15
Circumference
126466810.32318
Perimeter
80511272
Area
405129057441124
Diagonal
28465033.196577
Surface area
2430774344646744
Volume
8.1543639346865E+21
Space diagonal
34862403.421499
Perimeter
60383454
Area
1.7542602777763E+14
Altitude
17431201.71075
Surface area
1.7542602777763E+14
Volume
9.6100100574664E+20
Height
9488344.3988591