29121645 is an odd 8-digits composite number following 29121644
and preceding 29121646 . In scientific notation, it is written as 2.9121645 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors.
There are 13059072 positive integers (up to 29121645) that are relatively prime to 29121645.
29121645 has 32 divisors, whose sum is 54266112
The reverse of 29121645 is 54612192
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-nine million one hundred twenty-one thousand six hundred forty-five
Scientific notation
2.9121645 × 10^7
Engineering notation
2.9121645 × 10^6
Prime Factorization
7 × 5 × 3 × 53 × 5233
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
29121645
Product of the distinct prime numbers
The prime factorization of 29121645 is 7 × 5 × 3 × 53 × 5233.
Since it has a total of 5 prime factors.
6 , 1 , 20 , 23 , 453 , 949 , 4480 , 9511 , 43435 , 87171 , 357573 , 833372 , 1202978 , 9683028 , 50653624 , 71327056 , 915051172 , 908243240 , 9299801117 , 8059918906
n×2
58243290
n×3
87364935
n×4
116486580
n×5
145608225
n÷2
14560822.5
n÷3
9707215
n÷3
7280411.25
n÷5
5824329
n2
848070207506025
n3
2.4697199518067E+22
n4
7.1922307685931E+29
n5
2.0944959120105E+37
2 √n
5396.4474425311
3 √n
307.66066031076
4 √n
73.460516214706
5 √n
31.105929308398
1 , 3 , 5 , 7 , 15 , 21 , 35 , 53 , 105 , 159 , 265 , 371 , 795 , 1113 , 1855 , 5233 , 5565 , 15699 , 26165 , 36631 , 78495 , 109893 , 183155 , 277349 , 549465 , 832047 , 1386745 , 1941443 , 4160235 , 5824329 , 9707215 , 29121645
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29121644
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29121645 can be divided by 32 positive divisors.
The sum of these divisors (counting 29121645) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101111000101110001101101
3
Ternary
2000210112101110
4
Quaternary
1233011301231
5
Quinary
24423343040
6
Senary
2520102233
8
Octal
157056155
10
Decimal
29121645
12
Duodecimal
9904979
16
Hexadecimal
1bc5c6d
20
Vigesimal
920425
36
Base36
hc6el
md5
148a4a53f6e6093a13adfbdfcd3920d7
sha1
d5ff53091cef67296c92f39d2ef60a0153c397f2
sha256
cbbcd0fc159319b9c882fb2a7bfab0c160f4f385bc4889c676d05a26a420cbff
sha512
2ecce2997e2ca3c112b34f9098773d8c70608545ded7078a5ec3775e5402215b0f5c85765d7eb30d0c561b967404db01469f01c94e0c0386fd47aa22a768630f
ripemd-160
2682e5102da0efe898852491566d1635df056c44
Diameter
58243290
Circumference
182976691.9849
Area
2.6642911336293E+15
Volume
1.0345138742693E+23
Surface area
1.0657164534517E+16
Circumference
182976691.9849
Perimeter
116486580
Area
848070207506025
Diagonal
41184225.317615
Surface area
5088421245036150
Volume
2.4697199518067E+22
Space diagonal
50440168.739984
Perimeter
87364935
Area
3.6722517194648E+14
Altitude
25220084.369992
Surface area
3.6722517194648E+14
Volume
2.9105928759237E+21
Height
13728075.105872