30721829 is an odd 8-digits prime number following 30721828
and preceding 30721830 . In scientific notation, it is written as 3.0721829 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 30721828 positive integers (up to 30721829) that are relatively prime to 30721829.
30721829 has 2 divisors, whose sum is 30721830
The reverse of 30721829 is 92812703
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty million seven hundred twenty-one thousand eight hundred twenty-nine
Scientific notation
3.0721829 × 10^7
Engineering notation
3.0721829 × 10^6
Prime Factorization
30721829
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
30721829
Product of the distinct prime numbers
The prime factorization of 30721829 is 30721829.
Since it has a total of 1 prime factors.
6 , 3 , 15 , 90 , 538 , 568 , 9050 , 4837 , 45937 , 48127 , 627081 , 410813 , 2113712 , 9416161 , 62589534 , 4117369 , 244137217 , 428781706 , 5936161572 , 2493552689
n×2
61443658
n×3
92165487
n×4
122887316
n×5
153609145
n÷2
15360914.5
n÷3
10240609.666667
n÷3
7680457.25
n÷5
6144365.8
n2
943830777105241
n3
2.8996207739164E+22
n4
8.9081653581108E+29
n5
2.736751328356E+37
2 √n
5542.7275776462
3 √n
313.19562670221
4 √n
74.449496826011
5 √n
31.440497789857
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
30721830
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15360915
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5542.7276678545
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999348997
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30721829 can be divided by 2 positive divisors.
The sum of these divisors (counting 30721829) is 30721830, the average is 15360915.
Base
System
Value
2
Binary
1110101001100011100100101
3
Ternary
2010210211102112
4
Quaternary
1311030130211
5
Quinary
30331044304
6
Senary
3014250405
8
Octal
165143445
10
Decimal
30721829
12
Duodecimal
a356a05
16
Hexadecimal
1d4c725
20
Vigesimal
9c04b9
36
Base36
iah45
md5
6da2194d756620576ebda09acdc47fbb
sha1
9af903da8ea3bdf1811435ce1bbf6c172d280c1b
sha256
0afbcff71c2c98fb314df99e5bdf1fbc7fcf1a36abba477dcadb919ebc86140a
sha512
80ce928b0cc78d6e3f80c7a3a8a9e4f5741bc51d8729d394d07e8c9cb718dc4d270233e9b5f45293322a45f190ce6e0908c096da37dcfd54da6b1e016a50dd8d
ripemd-160
a2c1c9963d30a0bb9de93aef92b59ca7c9ddcfc9
Diameter
61443658
Circumference
193030944.58248
Area
2.9651318355858E+15
Volume
1.2145903095376E+23
Surface area
1.1860527342343E+16
Circumference
193030944.58248
Perimeter
122887316
Area
943830777105241
Diagonal
43447227.232707
Surface area
5662984662631446
Volume
2.8996207739164E+22
Space diagonal
53211768.729443
Perimeter
92165487
Area
4.0869071492337E+14
Altitude
26605884.364721
Surface area
4.0869071492337E+14
Volume
3.4172358535095E+21
Height
14482409.077569