30886721 is an odd 8-digits prime number following 30886720
and preceding 30886722 . In scientific notation, it is written as 3.0886721 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 30886720 positive integers (up to 30886721) that are relatively prime to 30886721.
30886721 has 2 divisors, whose sum is 30886722
The reverse of 30886721 is 12768803
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirty million eight hundred eighty-six thousand seven hundred twenty-one
Scientific notation
3.0886721 × 10^7
Engineering notation
3.0886721 × 10^6
Prime Factorization
30886721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
30886721
Product of the distinct prime numbers
The prime factorization of 30886721 is 30886721.
Since it has a total of 1 prime factors.
2 , 4 , 86 , 24 , 343 , 193 , 2013 , 4150 , 76304 , 46465 , 149439 , 819715 , 4916941 , 5808149 , 26317366 , 22452808 , 565881063 , 74063459 , 2329577127 , 9963059650
n×2
61773442
n×3
92660163
n×4
123546884
n×5
154433605
n÷2
15443360.5
n÷3
10295573.666667
n÷3
7721680.25
n÷5
6177344.2
n2
953989534131841
n3
2.946560857765E+22
n4
9.1009603123309E+29
n5
2.8109882199904E+37
2 √n
5557.5822980861
3 √n
313.75496116555
4 √n
74.549193812449
5 √n
31.474175420885
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
30886722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15443361
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5557.5823880533
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999352473
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30886721 can be divided by 2 positive divisors.
The sum of these divisors (counting 30886721) is 30886722, the average is 15443361.
Base
System
Value
2
Binary
1110101110100101101000001
3
Ternary
2011010012121122
4
Quaternary
1311310231001
5
Quinary
30401333341
6
Senary
3022002025
8
Octal
165645501
10
Decimal
30886721
12
Duodecimal
a416315
16
Hexadecimal
1d74b41
20
Vigesimal
9d0gg1
36
Base36
ie0ch
md5
031609f1de2bdb614af395d09a5ec654
sha1
037bd76ea64c89b3823500d7cf8270b775afdc2f
sha256
00039349fe38858afb1f82d0f5eb09a89b5dd2e53269d3b6ab03d625d8bf07c3
sha512
05438f58734a1c92447701ac9c27499b3f0b2067b9e0df00474f1a6b37cc561c5fa536813ff208a230607bb3cf25d9ef978920c4e3bdbebf8c2c694d3f15c8aa
ripemd-160
9ec8c814e5266c427922c0467d766453b371535c
Diameter
61773442
Circumference
194066991.57416
Area
2.9970465120301E+15
Volume
1.2342525258813E+23
Surface area
1.1988186048121E+16
Circumference
194066991.57416
Perimeter
123546884
Area
953989534131841
Diagonal
43680419.735434
Surface area
5723937204791046
Volume
2.946560857765E+22
Space diagonal
53497370.051205
Perimeter
92660163
Area
4.1308958575133E+14
Altitude
26748685.025602
Surface area
4.1308958575133E+14
Volume
3.4725552728408E+21
Height
14560139.911811