30961639 is an odd 8-digits composite number following 30961638
and preceding 30961640 . In scientific notation, it is written as 3.0961639 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 30801024 positive integers (up to 30961639) that are relatively prime to 30961639.
30961639 has 4 divisors, whose sum is 31122256
The reverse of 30961639 is 93616903
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty million nine hundred sixty-one thousand six hundred thirty-nine
Scientific notation
3.0961639 × 10^7
Engineering notation
3.0961639 × 10^6
Prime Factorization
193 × 160423
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30961639
Product of the distinct prime numbers
The prime factorization of 30961639 is 193 × 160423.
Since it has a total of 2 prime factors.
1 , 2 , 84 , 73 , 621 , 1 , 1988 , 622 , 45990 , 90957 , 160407 , 428642 , 2382374 , 9110479 , 46528501 , 96510112 , 411312777 , 41044633 , 2796155554 , 41202374
n×2
61923278
n×3
92884917
n×4
123846556
n×5
154808195
n÷2
15480819.5
n÷3
10320546.333333
n÷3
7740409.75
n÷5
6192327.8
n2
958623089566321
n3
2.9680542036217E+22
n4
9.1895822784968E+29
n5
2.8452452906761E+37
2 √n
5564.3183769443
3 √n
314.00843486882
4 √n
74.594358881515
5 √n
31.489429211112
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
-30961638
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 30961639 can be divided by 4 positive divisors.
The sum of these divisors (counting 30961639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110000110111111100111
3
Ternary
2011021000101101
4
Quaternary
1312012333213
5
Quinary
30411233024
6
Senary
3023340531
8
Octal
166067747
10
Decimal
30961639
12
Duodecimal
a451747
16
Hexadecimal
1d86fe7
20
Vigesimal
9da41j
36
Base36
ifm5j
md5
20e352689e6f1e01eb7b05386fde6701
sha1
7c7bda791f29c572c20b3083b5c9a158522f9e1f
sha256
678d482b7c095846117e9351049b1996e51103ca7575b619517ca66540cc625b
sha512
42654e71ec9a8a59d55d43a19cd401ac047942234b15ec99e6c5979dd98cff05dfe2eba8faf6c1e224003729a8122c7da6f075b528814a2f2a81595da1834f57
ripemd-160
caa20ed5775dc3f3cd2734e97e501222dee31c51
Diameter
61923278
Circumference
194537715.251
Area
3.0116032557431E+15
Volume
1.2432556375406E+23
Surface area
1.2046413022972E+16
Circumference
194537715.251
Perimeter
123846556
Area
958623089566321
Diagonal
43786369.7871
Surface area
5751738537397926
Volume
2.9680542036217E+22
Space diagonal
53627131.833606
Perimeter
92884917
Area
4.1509597410938E+14
Altitude
26813565.916803
Surface area
4.1509597410938E+14
Volume
3.4978854238502E+21
Height
14595456.5957