30257085 is an odd 8-digits composite number following 30257084
and preceding 30257086 . In scientific notation, it is written as 3.0257085 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 15609120 positive integers (up to 30257085) that are relatively prime to 30257085.
30257085 has 12 divisors, whose sum is 33364800
The reverse of 30257085 is 58075203
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty million two hundred fifty-seven thousand eighty-five
Scientific notation
3.0257085 × 10^7
Engineering notation
3.0257085 × 10^6
Prime Factorization
15 × 31 × 31 × 2099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
976035
Product of the distinct prime numbers
The prime factorization of 30257085 is 15 × 31 × 31 × 2099.
Since it has a total of 4 prime factors.
1 , 4 , 87 , 93 , 56 , 372 , 2862 , 4947 , 4794 , 97304 , 844506 , 274834 , 132898 , 4626516 , 8107122 , 14942360 , 560624480 , 482998802 , 9447901806 , 2281941618
n×2
60514170
n×3
90771255
n×4
121028340
n×5
151285425
n÷2
15128542.5
n÷3
10085695
n÷3
7564271.25
n÷5
6051417
n2
915491192697225
n3
2.7700094834191E+22
n4
8.3812412390619E+29
n5
2.535919285758E+37
2 √n
5500.6440531996
3 √n
311.60830818765
4 √n
74.166326949631
5 √n
31.344793789844
1 , 15 , 31 , 465 , 961 , 2099 , 14415 , 31485 , 65069 , 976035 , 2017139 , 30257085
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30257084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30257085 can be divided by 12 positive divisors.
The sum of these divisors (counting 30257085) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110011011010111110111101
3
Ternary
2002221012220210
4
Quaternary
1303122332331
5
Quinary
30221211320
6
Senary
3000303033
8
Octal
163327675
10
Decimal
30257085
12
Duodecimal
a171a79
16
Hexadecimal
1cdafbd
20
Vigesimal
9922e5
36
Base36
i0iil
md5
f1d1bb4d4b460c629f9e842d092b8a38
sha1
932420dce019421236132ca832d53d0214ef17d5
sha256
f34f52b720eaf4f02324df4932dc2e8719df9e3645a7f8b13c4289296a536462
sha512
c6db58a7128e0c7e86641fa4d836f16e8e780467ddcb64e2db4fe6425462114de38c2f8afb822493e225761964cbf235d80247e0f002aeb415aa3239e91b1b85
ripemd-160
05a779d83131aeac4a3b1638bcb725766672ec22
Diameter
60514170
Circumference
190110871.91008
Area
2.8761004054038E+15
Volume
1.1602988591311E+23
Surface area
1.1504401621615E+16
Circumference
190110871.91008
Perimeter
121028340
Area
915491192697225
Diagonal
42789979.964876
Surface area
5492947156183350
Volume
2.7700094834191E+22
Space diagonal
52406808.50893
Perimeter
90771255
Area
3.9641931490836E+14
Altitude
26203404.254465
Surface area
3.9641931490836E+14
Volume
3.2644874827945E+21
Height
14263326.654959