1820227921 is an odd 10-digits composite number following 1820227920
and preceding 1820227922 . In scientific notation, it is written as 1.820227921 × 10^9.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 1812415552 positive integers (up to 1820227921) that are relatively prime to 1820227921.
1820227921 has 4 divisors, whose sum is 1828040292
The reverse of 1820227921 is 1297220281
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 34
Digital Root 7
Name
one billion eight hundred twenty million two hundred twenty-seven thousand nine hundred twenty-one
Scientific notation
1.820227921 × 10^9
Engineering notation
1.820227921 × 10^9
Prime Factorization
233 × 7812137
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1820227921
Product of the distinct prime numbers
The prime factorization of 1820227921 is 233 × 7812137.
Since it has a total of 2 prime factors.
6 , 7 , 41 , 36 , 588 , 295 , 3948 , 5125 , 65999 , 44111 , 225968 , 9872 , 576201 , 2915605 , 65644367 , 27392758 , 535431700 , 534436447 , 2993306809 , 1139008486
n×2
3640455842
n×3
5460683763
n×4
7280911684
n×5
9101139605
n÷2
910113960.5
n÷3
606742640.33333
n÷3
455056980.25
n÷5
364045584.2
n2
3313229684387982241
n3
6.030833180209E+27
n4
1.097749094151E+37
n5
1.9981535514261E+46
2 √n
42664.129207099
3 √n
1220.9801138086
4 √n
206.55296949475
5 √n
71.125470838824
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
-1820227920
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 1820227921 can be divided by 4 positive divisors.
The sum of these divisors (counting 1820227921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100011111100111100101010001
3
Ternary
11200212002011021221
4
Quaternary
1230133213211101
5
Quinary
12211434243141
6
Senary
500341445041
8
Octal
15437474521
10
Decimal
1820227921
12
Duodecimal
429710781
16
Hexadecimal
6c7e7951
20
Vigesimal
188g89g1
36
Base36
u3psup
md5
be55357d7add6db5cfe2a549f197d910
sha1
20320e527a75fcada869723a9100bd1b786845a5
sha256
25ffa9e154e040f29332d81c7e4ebac4a445f0761258e76ae2f63ef3919fce8d
sha512
5f9b9ca9c58eaeb912ba734e599c5158ef2b392f83d6434a6138d5801ee203e624a982f64738469ed74592666d82558f6e3a0c3acf13dc4cf58797d3b8ed97dd
ripemd-160
3835b86a37b48032d4dde424e8015d50151aea7e
Diameter
3640455842
Circumference
11436829328.945
Area
1.0408818036129E+19
Volume
2.526189495196E+28
Surface area
4.1635272144516E+19
Circumference
11436829328.945
Perimeter
7280911684
Area
3313229684387982241
Diagonal
2574191012.4884
Surface area
1.9879378106328E+19
Volume
6.030833180209E+27
Space diagonal
3152727240.5275
Perimeter
5460683763
Area
1.4346705376263E+18
Altitude
1576363620.2637
Surface area
1.4346705376263E+18
Volume
7.1074050632177E+26
Height
858063670.82946