30682721 is an odd 8-digits composite number following 30682720
and preceding 30682722 . In scientific notation, it is written as 3.0682721 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 30023280 positive integers (up to 30682721) that are relatively prime to 30682721.
30682721 has 8 divisors, whose sum is 31348800
The reverse of 30682721 is 12728603
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty million six hundred eighty-two thousand seven hundred twenty-one
Scientific notation
3.0682721 × 10^7
Engineering notation
3.0682721 × 10^6
Prime Factorization
71 × 139 × 3109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30682721
Product of the distinct prime numbers
The prime factorization of 30682721 is 71 × 139 × 3109.
Since it has a total of 3 prime factors.
6 , 1 , 15 , 71 , 354 , 751 , 5626 , 2399 , 80307 , 89549 , 613210 , 258312 , 9241208 , 9937271 , 51507285 , 68688304 , 147027754 , 599227301 , 3818558134 , 9663190426
n×2
61365442
n×3
92048163
n×4
122730884
n×5
153413605
n÷2
15341360.5
n÷3
10227573.666667
n÷3
7670680.25
n÷5
6136544.2
n2
941429367963841
n3
2.8885614638441E+22
n4
8.862892548648E+29
n5
2.7193765932314E+37
2 √n
5539.1985882436
3 √n
313.06267394564
4 √n
74.425792493218
5 √n
31.432489141989
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30682720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30682721 can be divided by 8 positive divisors.
The sum of these divisors (counting 30682721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101000010111001100001
3
Ternary
2010201211210002
4
Quaternary
1311002321201
5
Quinary
30323321341
6
Senary
3013345345
8
Octal
165027141
10
Decimal
30682721
12
Duodecimal
a338255
16
Hexadecimal
1d42e61
20
Vigesimal
9bf6g1
36
Base36
i9mxt
md5
4d17b2174ca69a6f8194dd164b499297
sha1
cfb17eda060081878fa249c6943304e6f66309b1
sha256
8d5acbceaccf55a5921f403e53fe606e190804eae68e175c58f1cd76e6a97f00
sha512
a58da44e38241cb1f914ea38c00a99bbe4e03a9e738ab6093791344c23017f98556e080815ee9f7253724902ff4ceb01ce049f50ee94642a7d940b8cc7cbe2c5
ripemd-160
8cb942e4d2292445d6858d49790d0a420c1045e2
Diameter
61365442
Circumference
192785221.77149
Area
2.9575875862689E+15
Volume
1.2099577965674E+23
Surface area
1.1830350345076E+16
Circumference
192785221.77149
Perimeter
122730884
Area
941429367963841
Diagonal
43391920.16871
Surface area
5648576207783046
Volume
2.8885614638441E+22
Space diagonal
53144031.686461
Perimeter
92048163
Area
4.0765087426271E+14
Altitude
26572015.84323
Surface area
4.0765087426271E+14
Volume
3.4042023315972E+21
Height
14463973.38957