30921641 is an odd 8-digits composite number following 30921640
and preceding 30921642 . In scientific notation, it is written as 3.0921641 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 30786384 positive integers (up to 30921641) that are relatively prime to 30921641.
30921641 has 4 divisors, whose sum is 31056900
The reverse of 30921641 is 14612903
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty million nine hundred twenty-one thousand six hundred forty-one
Scientific notation
3.0921641 × 10^7
Engineering notation
3.0921641 × 10^6
Prime Factorization
229 × 135029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30921641
Product of the distinct prime numbers
The prime factorization of 30921641 is 229 × 135029.
Since it has a total of 2 prime factors.
10 , 6 , 14 , 29 , 683 , 68 , 8356 , 3851 , 65899 , 17050 , 940168 , 877140 , 936839 , 1166075 , 57638624 , 76947110 , 679113255 , 381050893 , 5244981250 , 3467316956
n×2
61843282
n×3
92764923
n×4
123686564
n×5
154608205
n÷2
15460820.5
n÷3
10307213.666667
n÷3
7730410.25
n÷5
6184328.2
n2
956147882132881
n3
2.9565661554223E+22
n4
9.1421877250719E+29
n5
2.8269144678928E+37
2 √n
5560.7230644944
3 √n
313.87315863543
4 √n
74.570255896667
5 √n
31.481289037789
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
-30921640
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 30921641 can be divided by 4 positive divisors.
The sum of these divisors (counting 30921641) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101111101001110101001
3
Ternary
2011011222111222
4
Quaternary
1311331032221
5
Quinary
30403443031
6
Senary
3022431425
8
Octal
165751651
10
Decimal
30921641
12
Duodecimal
a432575
16
Hexadecimal
1d7d3a9
20
Vigesimal
9d5421
36
Base36
ierah
md5
610692e4a234969819e7c75dfae1981e
sha1
768ef9982ad209aec66d0d31bbb72fe82430c719
sha256
aab40a56aefe93ec4b6127eaae00849a0f9e2af6d563e30462f60df21a1d056c
sha512
b1d7fb0326ff57a08aec07a4aa487fb952272b67ebb8a2e5cf4c055f2323ad7ffd2670a806e9b188ce27d4c8fda26fdc7d2b1010b561e98b2893f0a8ad121b06
ripemd-160
509f72563a18cc578af8c0268d58bec3584cbf3a
Diameter
61843282
Circumference
194286400.40508
Area
3.0038271622541E+15
Volume
1.2384435351636E+23
Surface area
1.2015308649016E+16
Circumference
194286400.40508
Perimeter
123686564
Area
956147882132881
Diagonal
43729804.073032
Surface area
5736887292797286
Volume
2.9565661554223E+22
Space diagonal
53557853.265405
Perimeter
92764923
Area
4.1402417785088E+14
Altitude
26778926.632702
Surface area
4.1402417785088E+14
Volume
3.4843466292096E+21
Height
14576601.357677