28702929 is an odd 8-digits composite number following 28702928
and preceding 28702930 . In scientific notation, it is written as 2.8702929 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 19135284 positive integers (up to 28702929) that are relatively prime to 28702929.
28702929 has 4 divisors, whose sum is 38270576
The reverse of 28702929 is 92920782
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-eight million seven hundred two thousand nine hundred twenty-nine
Scientific notation
2.8702929 × 10^7
Engineering notation
2.8702929 × 10^6
Prime Factorization
3 × 9567643
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28702929
Product of the distinct prime numbers
The prime factorization of 28702929 is 3 × 9567643.
Since it has a total of 2 prime factors.
8 , 8 , 79 , 63 , 186 , 280 , 5812 , 2965 , 49801 , 92552 , 743661 , 642041 , 3856495 , 4120921 , 28703007 , 73115105 , 830330227 , 238439765 , 8498428389 , 3129441202
n×2
57405858
n×3
86108787
n×4
114811716
n×5
143514645
n÷2
14351464.5
n÷3
9567643
n÷3
7175732.25
n÷5
5740585.8
n2
823858133179041
n3
2.3647141502711E+22
n4
6.7874222360525E+29
n5
1.9481889853444E+37
2 √n
5357.5114558907
3 √n
306.17900372863
4 √n
73.195023436643
5 √n
31.015961102415
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
-28702928
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 28702929 can be divided by 4 positive divisors.
The sum of these divisors (counting 28702929) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011111100011010001
3
Ternary
2000000021000110
4
Quaternary
1231133203101
5
Quinary
24321443204
6
Senary
2503111533
8
Octal
155374321
10
Decimal
28702929
12
Duodecimal
97425a9
16
Hexadecimal
1b5f8d1
20
Vigesimal
8j7h69
36
Base36
h37bl
md5
1edcc9a4cb2566bdc69dc98e253fbcf0
sha1
7917de3cad4f99d0e0db1ee7f33981e79df6bf81
sha256
af2bf6949d1c1c6742003fb505aeb3f89b607d061ad6989e1f8205dcd8b645de
sha512
bb5a07fa19605e8d5aca4c796d3f89c65495572d06f66850884cf3eb00bec7b96bcb8381eb19fbd27d185515dac905bef218bf09f08e9018f05bc36051441df0
ripemd-160
230c4623f0804f39a7522e713a7759017c58ff8e
Diameter
57405858
Circumference
180345821.76582
Area
2.5882266587955E+15
Volume
9.9052914697752E+22
Surface area
1.0352906635182E+16
Circumference
180345821.76582
Perimeter
114811716
Area
823858133179041
Diagonal
40592071.471632
Surface area
4943148799074246
Volume
2.3647141502711E+22
Space diagonal
49714931.354042
Perimeter
86108787
Area
3.5674103622374E+14
Altitude
24857465.677021
Surface area
3.5674103622374E+14
Volume
2.7868423520407E+21
Height
13530690.490544