29121538 is an even 8-digits composite number following 29121537
and preceding 29121539 . In scientific notation, it is written as 2.9121538 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 14523696 positive integers (up to 29121538) that are relatively prime to 29121538.
29121538 has 8 divisors, whose sum is 43793532
The reverse of 29121538 is 83512192
Previous prime number is 397
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-nine million one hundred twenty-one thousand five hundred thirty-eight
Scientific notation
2.9121538 × 10^7
Engineering notation
2.9121538 × 10^6
Prime Factorization
2 × 397 × 36677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29121538
Product of the distinct prime numbers
The prime factorization of 29121538 is 2 × 397 × 36677.
Since it has a total of 3 prime factors.
7 , 6 , 25 , 72 , 954 , 191 , 7340 , 8525 , 13745 , 94558 , 490771 , 897361 , 8708213 , 9901074 , 82238338 , 41552566 , 547434340 , 786275836 , 1145270657 , 2206620255
n×2
58243076
n×3
87364614
n×4
116486152
n×5
145607690
n÷2
14560769
n÷3
9707179.3333333
n÷3
7280384.5
n÷5
5824307.6
n2
848063975485444
n3
2.469692728853E+22
n4
7.1921250651618E+29
n5
2.0944574338586E+37
2 √n
5396.4375285924
3 √n
307.66028350362
4 √n
73.460448736666
5 √n
31.105906450216
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
-29121537
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 29121538 can be divided by 8 positive divisors.
The sum of these divisors (counting 29121538) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000101110000000010
3
Ternary
2000210112020111
4
Quaternary
1233011300002
5
Quinary
24423342123
6
Senary
2520101534
8
Octal
157056002
10
Decimal
29121538
12
Duodecimal
99048aa
16
Hexadecimal
1bc5c02
20
Vigesimal
9203gi
36
Base36
hc6bm
md5
8757a65c4bcce6710b4d5ff4db99f867
sha1
9403657abb0bcbf0c9f1b257c69b2a7478df2f28
sha256
d9ec175c5432da78c60988d0751c62f7b659c62820c8303f16e3ae80c8cb8d60
sha512
45687d19c53cf5442f49c1993535b352ebae1ac10f5067dc8b239b2c566f1433bf1fc8bc62b4696d03054c0833d215329f04ddb5b8e16ff3d31e8886216a3f2a
ripemd-160
40631cdd7a14950e0b5382d59dbb578084e22186
Diameter
58243076
Circumference
182976019.68407
Area
2.6642715551592E+15
Volume
1.0345024711452E+23
Surface area
1.0657086220637E+16
Circumference
182976019.68407
Perimeter
116486152
Area
848063975485444
Diagonal
41184073.996763
Surface area
5088383852912664
Volume
2.469692728853E+22
Space diagonal
50439983.410548
Perimeter
87364614
Area
3.6722247340241E+14
Altitude
25219991.705274
Surface area
3.6722247340241E+14
Volume
2.9105607933652E+21
Height
13728024.665588