29389987 is an odd 8-digits composite number following 29389986
and preceding 29389988 . In scientific notation, it is written as 2.9389987 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 26613960 positive integers (up to 29389987) that are relatively prime to 29389987.
29389987 has 8 divisors, whose sum is 32186880
The reverse of 29389987 is 78998392
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
twenty-nine million three hundred eighty-nine thousand nine hundred eighty-seven
Scientific notation
2.9389987 × 10^7
Engineering notation
2.9389987 × 10^6
Prime Factorization
11 × 263 × 10159
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29389987
Product of the distinct prime numbers
The prime factorization of 29389987 is 11 × 263 × 10159.
Since it has a total of 3 prime factors.
7 , 7 , 43 , 88 , 108 , 120 , 3144 , 7523 , 86818 , 45923 , 443380 , 868349 , 953927 , 8221492 , 50852783 , 98126894 , 749924118 , 588940913 , 96124810 , 6873668301
n×2
58779974
n×3
88169961
n×4
117559948
n×5
146949935
n÷2
14694993.5
n÷3
9796662.3333333
n÷3
7347496.75
n÷5
5877997.4
n2
863771335860169
n3
2.5386228331903E+22
n4
7.4610092065366E+29
n5
2.1927896358699E+37
2 √n
5421.2532683873
3 √n
308.60275439901
4 √n
73.629160448747
5 √n
31.163044424969
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
-29389986
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 29389987 can be divided by 8 positive divisors.
The sum of these divisors (counting 29389987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110000000111010010100011
3
Ternary
2001022011111001
4
Quaternary
1300013102203
5
Quinary
30010434422
6
Senary
2525532431
8
Octal
160072243
10
Decimal
29389987
12
Duodecimal
9a14117
16
Hexadecimal
1c074a3
20
Vigesimal
93dej7
36
Base36
hhxgj
md5
dde965435db46e82d1b59d5dd5c3e9f8
sha1
4efedad95b09125468d4d6a83b89b33337a5d52d
sha256
cb115d028499dd096236492f8d999cdb31b5fd4282e33e38638da327f2ed8bd1
sha512
189c29c849145a516f19450332b99d2ec84e9a6bce50e7bbf6250752f8f96abc4821053b159a37200573c87e733fd388760d9bb59795e11d64bcaf0b3eb671bc
ripemd-160
a8b101303912d4b0d0939ef6095831bec84d2f9c
Diameter
58779974
Circumference
184662734.4966
Area
2.7136176831197E+15
Volume
1.0633758457315E+23
Surface area
1.0854470732479E+16
Circumference
184662734.4966
Perimeter
117559948
Area
863771335860169
Diagonal
41563718.213369
Surface area
5182628015161014
Volume
2.5386228331903E+22
Space diagonal
50904950.717789
Perimeter
88169961
Area
3.7402395995786E+14
Altitude
25452475.358894
Surface area
3.7402395995786E+14
Volume
2.9917957003731E+21
Height
13854572.73779