30885720 is an even 8-digits composite number following 30885719
and preceding 30885721 . In scientific notation, it is written as 3.0885720 × 10^7.
The sum of its digits is 33. It has a total of 6 prime factors and 32 positive divisors.
There are 8236160 positive integers (up to 30885720) that are relatively prime to 30885720.
30885720 has 32 divisors, whose sum is 92657520
The reverse of 30885720 is 02758803
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirty million eight hundred eighty-five thousand seven hundred twenty
Scientific notation
3.0885720 × 10^7
Engineering notation
3.0885720 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 3 × 257381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
7721430
Product of the distinct prime numbers
The prime factorization of 30885720 is 2 × 2 × 2 × 5 × 3 × 257381.
Since it has a total of 6 prime factors.
10 , 5 , 80 , 71 , 128 , 765 , 2008 , 315 , 30818 , 97290 , 955780 , 210140 , 4746013 , 5349222 , 92740354 , 34965194 , 686463073 , 275669756 , 4420969569 , 2372344304
n×2
61771440
n×3
92657160
n×4
123542880
n×5
154428600
n÷2
15442860
n÷3
10295240
n÷3
7721430
n÷5
6177144
n2
953927699918400
n3
2.9462743839924E+22
n4
9.0997805667161E+29
n5
2.8105327464503E+37
2 √n
5557.4922402105
3 √n
313.7515716603
4 √n
74.548589793574
5 √n
31.473971410508
1 , 2 , 3 , 4 , 5 , 6 , 8 , 10 , 12 , 15 , 20 , 24 , 30 , 40 , 60 , 120 , 257381 , 514762 , 772143 , 1029524 , 1286905 , 1544286 , 2059048 , 2573810 , 3088572 , 3860715 , 5147620 , 6177144 , 7721430 , 10295240 , 15442860 , 30885720
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
-30885719
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 30885720 can be divided by 32 positive divisors.
The sum of these divisors (counting 30885720) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101110100011101011000
3
Ternary
2011010011020120
4
Quaternary
1311310131120
5
Quinary
30401320340
6
Senary
3021553240
8
Octal
165643530
10
Decimal
30885720
12
Duodecimal
a415820
16
Hexadecimal
1d74758
20
Vigesimal
9d0e60
36
Base36
idzko
md5
f51574fad1f5f19ed560701988dca55d
sha1
3e314117d46c72234c228af4f0bcd9c3b67eb437
sha256
ae6912db0da146abebd0bd2f3c3291dbef83d42f5cfc1f0f827821aab96f874d
sha512
d3448d8607c6bc6efaf49afb2008111e3458c12ae688e182283bb72d532e4c86e25ac5f3c7f0c9467717d5c8dab9ba75c9c06bf0dc37f5de84c27cc224d3467b
ripemd-160
53aae003bc33d140a07e9cc443c9c1d058aaff8f
Diameter
61771440
Circumference
194060702.10566
Area
2.9968522541195E+15
Volume
1.234132528028E+23
Surface area
1.1987409016478E+16
Circumference
194060702.10566
Perimeter
123542880
Area
953927699918400
Diagonal
43679004.107658
Surface area
5723566199510400
Volume
2.9462743839924E+22
Space diagonal
53495636.268346
Perimeter
92657160
Area
4.130628107515E+14
Altitude
26747818.134173
Surface area
4.130628107515E+14
Volume
3.472217660262E+21
Height
14559668.035886