29686978 is an even 8-digits composite number following 29686977
and preceding 29686979 . In scientific notation, it is written as 2.9686978 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 14827824 positive integers (up to 29686978) that are relatively prime to 29686978.
29686978 has 8 divisors, whose sum is 44577468
The reverse of 29686978 is 87968692
Previous prime number is 1013
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
twenty-nine million six hundred eighty-six thousand nine hundred seventy-eight
Scientific notation
2.9686978 × 10^7
Engineering notation
2.9686978 × 10^6
Prime Factorization
2 × 1013 × 14653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29686978
Product of the distinct prime numbers
The prime factorization of 29686978 is 2 × 1013 × 14653.
Since it has a total of 3 prime factors.
5 , 5 , 24 , 78 , 526 , 485 , 3006 , 3200 , 32446 , 92303 , 222194 , 967936 , 768607 , 2483479 , 5574831 , 69900275 , 599019237 , 2765164 , 5874824716 , 3626859683
n×2
59373956
n×3
89060934
n×4
118747912
n×5
148434890
n÷2
14843489
n÷3
9895659.3333333
n÷3
7421744.5
n÷5
5937395.6
n2
881316662772484
n3
2.616362837876E+22
n4
7.7671906008043E+29
n5
2.3058441648788E+37
2 √n
5448.57577721
3 √n
309.63876757716
4 √n
73.814468617
5 √n
31.225772993114
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29686977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29686978 can be divided by 8 positive divisors.
The sum of these divisors (counting 29686978) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110001001111110011000010
3
Ternary
2001212020212201
4
Quaternary
1301033303002
5
Quinary
30044440403
6
Senary
2540143414
8
Octal
161176302
10
Decimal
29686978
12
Duodecimal
9b37b6a
16
Hexadecimal
1c4fcc2
20
Vigesimal
95ah8i
36
Base36
hoama
md5
e18208bf855d63640332cbc85be8e1c8
sha1
597bcdbc082272387e4b372df7b72207bb0e34d7
sha256
953ab24bb7f396750c39aaded9e021eba441b3244fbb25e47866886c29191483
sha512
ba67a65d0b139e7747d062911ae564ae3d5a5f27b006410a1dc77a4a8aba9d18a7ac6399467a3fc5cb4bf01f87ef4c8d98eb7185cb90c676ba61afb5a81c332c
ripemd-160
09bf4b7ba79c88f6f4c4540b18c26566d38ac4d3
Diameter
59373956
Circumference
186528783.98416
Area
2.7687379532523E+15
Volume
1.0959395027462E+23
Surface area
1.1074951813009E+16
Circumference
186528783.98416
Perimeter
118747912
Area
881316662772484
Diagonal
41983726.913472
Surface area
5287899976634904
Volume
2.616362837876E+22
Space diagonal
51419354.219179
Perimeter
89060934
Area
3.8162130936975E+14
Altitude
25709677.10959
Surface area
3.8162130936975E+14
Volume
3.083413174511E+21
Height
13994575.637824