29681639 is an odd 8-digits composite number following 29681638
and preceding 29681640 . In scientific notation, it is written as 2.9681639 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 27398280 positive integers (up to 29681639) that are relatively prime to 29681639.
29681639 has 4 divisors, whose sum is 29857440
The reverse of 29681639 is 93618692
Previous prime number is 169
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-nine million six hundred eighty-one thousand six hundred thirty-nine
Scientific notation
2.9681639 × 10^7
Engineering notation
2.9681639 × 10^6
Prime Factorization
169 × 175631
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29681639
Product of the distinct prime numbers
The prime factorization of 29681639 is 169 × 175631.
Since it has a total of 2 prime factors.
9 , 9 , 63 , 85 , 419 , 178 , 6094 , 7487 , 22871 , 22726 , 186039 , 571197 , 1903460 , 110831 , 97239439 , 70047924 , 977050009 , 750694166 , 910066326 , 9106497077
n×2
59363278
n×3
89044917
n×4
118726556
n×5
148408195
n÷2
14840819.5
n÷3
9893879.6666667
n÷3
7420409.75
n÷5
5936327.8
n2
880999693726321
n3
2.6149514868295E+22
n4
7.7616046034587E+29
n5
2.303771459006E+37
2 √n
5448.0858106311
3 √n
309.62020432592
4 √n
73.811149636292
5 √n
31.224649763957
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
-29681638
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 29681639 can be divided by 4 positive divisors.
The sum of these divisors (counting 29681639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110001001110011111100111
3
Ternary
2001211222112222
4
Quaternary
1301032133213
5
Quinary
30044303024
6
Senary
2540102555
8
Octal
161163747
10
Decimal
29681639
12
Duodecimal
9b34a5b
16
Hexadecimal
1c4e7e7
20
Vigesimal
95a41j
36
Base36
ho6hz
md5
36fd97e70fc5c94e4c8d382ac2fab094
sha1
aa0b0c754052a6e188f05091379ef2cf4b3c6c03
sha256
500e734766d765f558fef09045c7a2ecf1225174b6f9d354b613e62b9596fd0f
sha512
11ab9a2a1f768008bd75f0aead9b7b5a4e637b3697b34c1e43e46b0949e4f41f77e61afac1cb0d4a3edaa680be09c05a9761b37341bdb956ecc5a9a8e945922a
ripemd-160
a4b2cc3b90381b70811d2c51039036124c821baa
Diameter
59363278
Circumference
186495238.05781
Area
2.7677421656255E+15
Volume
1.0953483174023E+23
Surface area
1.1070968662502E+16
Circumference
186495238.05781
Perimeter
118726556
Area
880999693726321
Diagonal
41976176.427262
Surface area
5285998162357926
Volume
2.6149514868295E+22
Space diagonal
51410106.799918
Perimeter
89044917
Area
3.8148405774665E+14
Altitude
25705053.399959
Surface area
3.8148405774665E+14
Volume
3.0817498813517E+21
Height
13992058.809087