30888920 is an even 8-digits composite number following 30888919
and preceding 30888921 . In scientific notation, it is written as 3.0888920 × 10^7.
The sum of its digits is 38. It has a total of 6 prime factors and 32 positive divisors.
There are 12312960 positive integers (up to 30888920) that are relatively prime to 30888920.
30888920 has 32 divisors, whose sum is 69739920
The reverse of 30888920 is 02988803
Previous prime number is 2333
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred eighty-eight thousand nine hundred twenty
Scientific notation
3.0888920 × 10^7
Engineering notation
3.0888920 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 2333 × 331
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
7722230
Product of the distinct prime numbers
The prime factorization of 30888920 is 2 × 2 × 2 × 5 × 2333 × 331.
Since it has a total of 6 prime factors.
3 , 4 , 50 , 40 , 161 , 4 , 7686 , 9057 , 63558 , 49296 , 272001 , 368952 , 3347935 , 5248003 , 76028883 , 41494884 , 479339774 , 886800719 , 7314875760 , 956860994
n×2
61777840
n×3
92666760
n×4
123555680
n×5
154444600
n÷2
15444460
n÷3
10296306.666667
n÷3
7722230
n÷5
6177784
n2
954125378766400
n3
2.9471902494685E+22
n4
9.1035523840613E+29
n5
2.8119890130708E+37
2 √n
5557.780132391
3 √n
313.76240698438
4 √n
74.550520671495
5 √n
31.474623572962
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 331 , 662 , 1324 , 1655 , 2333 , 2648 , 3310 , 4666 , 6620 , 9332 , 11665 , 13240 , 18664 , 23330 , 46660 , 93320 , 772223 , 1544446 , 3088892 , 3861115 , 6177784 , 7722230 , 15444460 , 30888920
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30888919
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30888920 can be divided by 32 positive divisors.
The sum of these divisors (counting 30888920) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101110101001111011000
3
Ternary
2011010022122002
4
Quaternary
1311311033120
5
Quinary
30401421140
6
Senary
3022020132
8
Octal
165651730
10
Decimal
30888920
12
Duodecimal
a417648
16
Hexadecimal
1d753d8
20
Vigesimal
9d1260
36
Base36
ie21k
md5
d1ac8b454417c9eb7b7742ddebf332ab
sha1
86d6a2103ea71285582f8fe47557179da876da6d
sha256
ccb21b3a62bedc61d1342480523abc04ad662242e0803f24dc075afa5834e215
sha512
a703e58695fa84f5a71ab340920717ef30dd81fa8affd7e2fdc473e470d55417656e01796c58f1d579d2d72c124c5f24648067c77dc6b9e631c5da2290085c1d
ripemd-160
4a31724080fbf795ea028cce8b339079ba90dd71
Diameter
61777840
Circumference
194080808.29865
Area
2.9974732805361E+15
Volume
1.2345161648616E+23
Surface area
1.1989893122144E+16
Circumference
194080808.29865
Perimeter
123555680
Area
954125378766400
Diagonal
43683529.591058
Surface area
5724752272598400
Volume
2.9471902494685E+22
Space diagonal
53501178.83093
Perimeter
92666760
Area
4.1314840820358E+14
Altitude
26750589.415465
Surface area
4.1314840820358E+14
Volume
3.4732970180768E+21
Height
14561176.530353