30892821 is an odd 8-digits composite number following 30892820
and preceding 30892822 . In scientific notation, it is written as 3.0892821 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 20595212 positive integers (up to 30892821) that are relatively prime to 30892821.
30892821 has 4 divisors, whose sum is 41190432
The reverse of 30892821 is 12829803
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirty million eight hundred ninety-two thousand eight hundred twenty-one
Scientific notation
3.0892821 × 10^7
Engineering notation
3.0892821 × 10^6
Prime Factorization
3 × 10297607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30892821
Product of the distinct prime numbers
The prime factorization of 30892821 is 3 × 10297607.
Since it has a total of 2 prime factors.
7 , 3 , 87 , 77 , 968 , 793 , 2228 , 7806 , 59561 , 30377 , 131167 , 947536 , 9927799 , 7276567 , 46918952 , 41964708 , 918125105 , 259079665 , 6338392853 , 9715270321
n×2
61785642
n×3
92678463
n×4
123571284
n×5
154464105
n÷2
15446410.5
n÷3
10297607
n÷3
7723205.25
n÷5
6178564.2
n2
954366389338041
n3
2.9483070034236E+22
n4
9.1081520509813E+29
n5
2.8137651095175E+37
2 √n
5558.1310707827
3 √n
313.7756149095
4 √n
74.55287432945
5 √n
31.475418526651
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
-30892820
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 30892821 can be divided by 4 positive divisors.
The sum of these divisors (counting 30892821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110110001100010101
3
Ternary
2011010111222120
4
Quaternary
1311312030111
5
Quinary
30402032241
6
Senary
3022050153
8
Octal
165661425
10
Decimal
30892821
12
Duodecimal
a419959
16
Hexadecimal
1d76315
20
Vigesimal
9d1c11
36
Base36
ie51x
md5
5571ca77d44eb8d44ea0744d17005b87
sha1
9bfbf4aa259ea6b5734c6b5ee173efa806681f76
sha256
8b55d4c5ab8b84c55b7ffb9468158522252e398edc049c4407912710f029ddac
sha512
f5c486e2c109a9e31a424cc8383a3f9ad19f32eaabb676ab3d3f975afd054211dc5d2b55f2ea879a4576a9710aee3e41aaa60fbcc116ed668583148899249d24
ripemd-160
9fe46d34d50a36296db5851a07d6373d06a2d5c0
Diameter
61785642
Circumference
194105319.00453
Area
2.9982304375774E+15
Volume
1.2349839496644E+23
Surface area
1.199292175031E+16
Circumference
194105319.00453
Perimeter
123571284
Area
954366389338041
Diagonal
43689046.438164
Surface area
5726198336028246
Volume
2.9483070034236E+22
Space diagonal
53507935.561131
Perimeter
92678463
Area
4.1325276884239E+14
Altitude
26753967.780565
Surface area
4.1325276884239E+14
Volume
3.4746131252344E+21
Height
14563015.479388