1821984428 is an even 10-digits composite number following 1821984427
and preceding 1821984429 . In scientific notation, it is written as 1.821984428 × 10^9.
The sum of its digits is 47. It has a total of 5 prime factors and 24 positive divisors.
There are 806803200 positive integers (up to 1821984428) that are relatively prime to 1821984428.
1821984428 has 24 divisors, whose sum is 3222164400
The reverse of 1821984428 is 8244891281
Previous prime number is 649
Is Prime? no
Number parity even
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion eight hundred twenty-one million nine hundred eighty-four thousand four hundred twenty-eight
Scientific notation
1.821984428 × 10^9
Engineering notation
1.821984428 × 10^9
Prime Factorization
2 × 2 × 113 × 649 × 6211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
910992214
Product of the distinct prime numbers
The prime factorization of 1821984428 is 2 × 2 × 113 × 649 × 6211.
Since it has a total of 5 prime factors.
9 , 4 , 83 , 49 , 564 , 894 , 3233 , 3247 , 80890 , 41072 , 214181 , 778872 , 7227168 , 7729667 , 76829280 , 17362020 , 261521139 , 408268805 , 9361421585 , 6368185968
n×2
3643968856
n×3
5465953284
n×4
7287937712
n×5
9109922140
n÷2
910992214
n÷3
607328142.66667
n÷3
455496107
n÷5
364396885.6
n2
3319627255874487184
n3
6.0483091669677E+27
n4
1.1019925117945E+37
n5
2.0078131962621E+46
2 √n
42684.709533977
3 √n
1221.3727332531
4 √n
206.60278200929
5 √n
71.139192657979
1 , 2 , 4 , 113 , 226 , 452 , 649 , 1298 , 2596 , 6211 , 12422 , 24844 , 73337 , 146674 , 293348 , 701843 , 1403686 , 2807372 , 4030939 , 8061878 , 16123756 , 455496107 , 910992214 , 1821984428
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1821984427
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1821984428 can be divided by 24 positive divisors.
The sum of these divisors (counting 1821984428) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1101100100110010100011010101100
3
Ternary
11200222101101202202
4
Quaternary
1230212110122230
5
Quinary
12212412000203
6
Senary
500443241032
8
Octal
15446243254
10
Decimal
1821984428
12
Duodecimal
42a219178
16
Hexadecimal
6c9946ac
20
Vigesimal
18978118
36
Base36
u4rg6k
md5
68e022017063d6a7114c59ac37042828
sha1
7c8eca10c2fe93959a0aac0fb4b08131851cb6c4
sha256
6e30914cf9102d49bfa92dd221a7e4f13e7a233dc8e6b17820e180eafc266be9
sha512
5a64704065ccedf602a1e459a840b1841e26517b75b95b5e4ff4bc487afd104364cf12c3d2ad3fd073e5f2997951e3d4ae96b767f019b7c9e576a85298a331e4
ripemd-160
65e1d51d3113c67687a531d498b0f3a018e85524
Diameter
3643968856
Circumference
11447865787.92
Area
1.0428916599712E+19
Volume
2.5335098194114E+28
Surface area
4.1715666398847E+19
Circumference
11447865787.92
Perimeter
7287937712
Area
3319627255874487184
Diagonal
2576675088.5102
Surface area
1.9917763535247E+19
Volume
6.0483091669677E+27
Space diagonal
3155769599.8953
Perimeter
5465953284
Area
1.4374407673413E+18
Altitude
1577884799.9477
Surface area
1.4374407673413E+18
Volume
7.128000711126E+26
Height
858891696.17006