29121689 is an odd 8-digits composite number following 29121688
and preceding 29121690 . In scientific notation, it is written as 2.9121689 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 28958820 positive integers (up to 29121689) that are relatively prime to 29121689.
29121689 has 4 divisors, whose sum is 29284560
The reverse of 29121689 is 98612192
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-nine million one hundred twenty-one thousand six hundred eighty-nine
Scientific notation
2.9121689 × 10^7
Engineering notation
2.9121689 × 10^6
Prime Factorization
179 × 162691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29121689
Product of the distinct prime numbers
The prime factorization of 29121689 is 179 × 162691.
Since it has a total of 2 prime factors.
8 , 10 , 78 , 16 , 268 , 454 , 2994 , 1482 , 9077 , 15687 , 435429 , 346345 , 6776415 , 14268 , 1100189 , 27082178 , 723347240 , 810551536 , 5517030600 , 8530690772
n×2
58243378
n×3
87365067
n×4
116486756
n×5
145608445
n÷2
14560844.5
n÷3
9707229.6666667
n÷3
7280422.25
n÷5
5824337.8
n2
848072770212721
n3
2.4697311463503E+22
n4
7.1922742357628E+29
n5
2.094511734966E+37
2 √n
5396.4515192856
3 √n
307.66081525922
4 √n
73.460543962631
5 √n
31.105938708005
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
-29121688
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 29121689 can be divided by 4 positive divisors.
The sum of these divisors (counting 29121689) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101111000101110010011001
3
Ternary
2000210112110002
4
Quaternary
1233011302121
5
Quinary
24423343224
6
Senary
2520102345
8
Octal
157056231
10
Decimal
29121689
12
Duodecimal
99049b5
16
Hexadecimal
1bc5c99
20
Vigesimal
920449
36
Base36
hc6ft
md5
aa91a082a1865f9487b1bff8b7ef9515
sha1
ceb934877bee10e29e033971bc99119a5fc9b781
sha256
9e06058be37681e0ca2a6a04afe6c515e8c78c8d4b12a7a766992fa279948107
sha512
abea0be99ebb090bdee99f701179fc65c8539d2af92a679001b4aa64ba1e62695413710d17f8b978337a17155c3a95b59796cd72c3d461d4e7b82f5167c1adaf
ripemd-160
94d51ceb797004e21c734b4de19d9f7cdab18f73
Diameter
58243378
Circumference
182976968.44505
Area
2.6642991846098E+15
Volume
1.0345185634288E+23
Surface area
1.0657196738439E+16
Circumference
182976968.44505
Perimeter
116486756
Area
848072770212721
Diagonal
41184287.543011
Surface area
5088436621276326
Volume
2.4697311463503E+22
Space diagonal
50440244.95022
Perimeter
87365067
Area
3.6722628163103E+14
Altitude
25220122.47511
Surface area
3.6722628163103E+14
Volume
2.9106060688199E+21
Height
13728095.84767