30890081 is an odd 8-digits composite number following 30890080
and preceding 30890082 . In scientific notation, it is written as 3.0890081 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 29547012 positive integers (up to 30890081) that are relatively prime to 30890081.
30890081 has 4 divisors, whose sum is 32233152
The reverse of 30890081 is 18009803
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty million eight hundred ninety thousand eighty-one
Scientific notation
3.0890081 × 10^7
Engineering notation
3.0890081 × 10^6
Prime Factorization
23 × 1343047
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30890081
Product of the distinct prime numbers
The prime factorization of 30890081 is 23 × 1343047.
Since it has a total of 2 prime factors.
5 , 2 , 33 , 99 , 239 , 284 , 4716 , 2395 , 84974 , 80435 , 11572 , 693758 , 6525816 , 3497388 , 881829 , 72913918 , 848243924 , 772529529 , 5501398748 , 3669243417
n×2
61780162
n×3
92670243
n×4
123560324
n×5
154450405
n÷2
15445040.5
n÷3
10296693.666667
n÷3
7722520.25
n÷5
6178016.2
n2
954197104186561
n3
2.9475225838288E+22
n4
9.1049211363802E+29
n5
2.812517514014E+37
2 √n
5557.884579586
3 √n
313.76633799039
4 √n
74.551221181051
5 √n
31.47486017229
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
-30890080
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 30890081 can be divided by 4 positive divisors.
The sum of these divisors (counting 30890081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110101100001100001
3
Ternary
2011010101020002
4
Quaternary
1311311201201
5
Quinary
30401440311
6
Senary
3022025345
8
Octal
165654141
10
Decimal
30890081
12
Duodecimal
a418255
16
Hexadecimal
1d75861
20
Vigesimal
9d1541
36
Base36
ie2xt
md5
b9ab604badcb35aa203b6f581c5e8145
sha1
8c59324ab213f3678fb6281ad751468ca36d36ab
sha256
f97d9758ac5fdae3643d773119ab88f702690ffa4a9d8cc82176fd9b01d9f604
sha512
68e92b9d5d8d9de9384e451cfaef5305249e7b6919bd91c68fcb038edece43ad7638c8a33c920882c8271458ed68f70fe0ce7a8723a86285acece71efcccff5b
ripemd-160
0cbb051264d12d8b684f5a40c35927c72f3f605a
Diameter
61780162
Circumference
194088103.07679
Area
2.9976986125892E+15
Volume
1.2346553727529E+23
Surface area
1.1990794450357E+16
Circumference
194088103.07679
Perimeter
123560324
Area
954197104186561
Diagonal
43685171.493003
Surface area
5725182625119366
Volume
2.9475225838288E+22
Space diagonal
53503189.741918
Perimeter
92670243
Area
4.1317946622155E+14
Altitude
26751594.870959
Surface area
4.1317946622155E+14
Volume
3.4736886778764E+21
Height
14561723.831001