29915 is an odd 5-digits composite number following 29914
and preceding 29916 . In scientific notation, it is written as 2.9915 × 10^4.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 23040 positive integers (up to 29915) that are relatively prime to 29915.
29915 has 8 divisors, whose sum is 37248
The reverse of 29915 is 51992
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 26
Digital Root 8
Name
twenty-nine thousand nine hundred fifteen
Scientific notation
2.9915 × 10^4
Engineering notation
2.9915 × 10^3
Prime Factorization
5 × 31 × 193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29915
Product of the distinct prime numbers
The prime factorization of 29915 is 5 × 31 × 193.
Since it has a total of 3 prime factors.
3 , 1 , 20 , 28 , 956 , 502 , 3660 , 6907 , 96533 , 38753 , 720031 , 819880 , 864506 , 6063012 , 55971801 , 94595945 , 78187871 , 293774066 , 510111807 , 8307071424
n×2
59830
n×3
89745
n×4
119660
n×5
149575
n÷2
14957.5
n÷3
9971.6666666667
n÷3
7478.75
n÷5
5983
n2
894907225
n3
26771149635875
n4
800858941357200625
n5
2.3957695230701E+22
2 √n
172.95953283933
3 √n
31.042951215304
4 √n
13.15140801737
5 √n
7.8555717819962
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
-29914
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 29915 can be divided by 8 positive divisors.
The sum of these divisors (counting 29915) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010011011011
3
Ternary
1112000222
4
Quaternary
13103123
5
Quinary
1424130
6
Senary
350255
8
Octal
72333
10
Decimal
29915
12
Duodecimal
1538b
16
Hexadecimal
74db
20
Vigesimal
3eff
36
Base36
n2z
md5
a4bc1acae2885ea0d451432596856363
sha1
9d921ac40de5538dc3bbcfc2af441fd71e48e1a6
sha256
6a9a38d892a07e7d9a774b3326eefd5a44c95d7631a6cf541218fb9e24c4af6f
sha512
57f84795ff7aad73d0d47eb9f2c3c4368317b7e99a964a9c3cea04e7c4a4cf007f2d0667347718b048e07c3f139f0b41b8c44a0ca9561e9e481b1a2d5ade574b
ripemd-160
db9d155393a855dc5e7903675196e6ed0dc0a47a
Diameter
59830
Circumference
187961.48846428
Area
2811433963.7044
Volume
1.1213872936562E+14
Surface area
11245735854.818
Circumference
187961.48846428
Perimeter
119660
Area
894907225
Diagonal
42306.198718391
Surface area
5369443350
Volume
26771149635875
Space diagonal
51814.299908423
Perimeter
89745
Area
387506195.44012
Altitude
25907.149954211
Surface area
387506195.44012
Volume
3155010241281.2
Height
14102.066239464