30638831 is an odd 8-digits composite number following 30638830
and preceding 30638832 . In scientific notation, it is written as 3.0638831 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 30524664 positive integers (up to 30638831) that are relatively prime to 30638831.
30638831 has 4 divisors, whose sum is 30753000
The reverse of 30638831 is 13883603
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty million six hundred thirty-eight thousand eight hundred thirty-one
Scientific notation
3.0638831 × 10^7
Engineering notation
3.0638831 × 10^6
Prime Factorization
269 × 113899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30638831
Product of the distinct prime numbers
The prime factorization of 30638831 is 269 × 113899.
Since it has a total of 2 prime factors.
10 , 6 , 96 , 94 , 18 , 311 , 6719 , 5956 , 84794 , 99214 , 555031 , 374053 , 1469256 , 4485535 , 10436472 , 88578243 , 320724496 , 308128463 , 1922662928 , 2716852003
n×2
61277662
n×3
91916493
n×4
122555324
n×5
153194155
n÷2
15319415.5
n÷3
10212943.666667
n÷3
7659707.75
n÷5
6127766.2
n2
938737965046561
n3
2.8761833864345E+22
n4
8.8122896701976E+29
n5
2.6999825392823E+37
2 √n
5535.2354060148
3 √n
312.91332954677
4 √n
74.399162670119
5 √n
31.423491491563
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
-30638830
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 30638831 can be divided by 4 positive divisors.
The sum of these divisors (counting 30638831) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110100111000001011101111
3
Ternary
2010122121120112
4
Quaternary
1310320023233
5
Quinary
30320420311
6
Senary
3012410235
8
Octal
164701357
10
Decimal
30638831
12
Duodecimal
a31697b
16
Hexadecimal
1d382ef
20
Vigesimal
9b9h1b
36
Base36
i8p2n
md5
7f6c117a42cec750239c6da0f02ebf01
sha1
365ad40245065546b1dcb957e69b37b302645016
sha256
dbe2fc0eb51599ba862e4ce74df8ece8e720725e930167d94b0a8e50571074d7
sha512
95874d0950cf6aa25ef4f734aef15535bb24b6a20b1f3d3e42e7d42d4b9071c9fe01d25aa084db2f31b96335b40aa368edb5b9a82a3afa03a9d24e6bbfd52a17
ripemd-160
b9479e22cb0bc384a9afbe6cc9f63dbb6ded99b3
Diameter
61277662
Circumference
192509452.76836
Area
2.9491322946361E+15
Volume
1.2047728796266E+23
Surface area
1.1796529178544E+16
Circumference
192509452.76836
Perimeter
122555324
Area
938737965046561
Diagonal
43329850.335457
Surface area
5632427790279366
Volume
2.8761833864345E+22
Space diagonal
53068011.976516
Perimeter
91916493
Area
4.0648546261362E+14
Altitude
26534005.988258
Surface area
4.0648546261362E+14
Volume
3.3896146274733E+21
Height
14443283.445152