28659661 is an odd 8-digits prime number following 28659660
and preceding 28659662 . In scientific notation, it is written as 2.8659661 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 28659660 positive integers (up to 28659661) that are relatively prime to 28659661.
28659661 has 2 divisors, whose sum is 28659662
The reverse of 28659661 is 16695682
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
twenty-eight million six hundred fifty-nine thousand six hundred sixty-one
Scientific notation
2.8659661 × 10^7
Engineering notation
2.8659661 × 10^6
Prime Factorization
28659661
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28659661 Product of the distinct prime numbers
The prime factorization of 28659661 is 28659661.
Since it has a total of 1 prime factors.
1 , 1 , 24 , 69 , 357 , 402 , 2472 , 9008 , 45236 , 86977 , 62918 , 452303 , 7466531 , 8834932 , 75017882 , 50169505 , 732554326 , 253534203 , 6957279150 , 1590911149
n×2
57319322
n×3
85978983
n×4
114638644
n×5
143298305
n÷2
14329830.5
n÷3
9553220.3333333
n÷3
7164915.25
n÷5
5731932.2
n2
821376168634921
n3
2.3540362546556E+22
n4
6.7465881040138E+29
n5
1.9335492796767E+37
2 √n5353.4718641271
3 √n306.02507733023
4 √n73.167423517075
5 √n31.006604506566
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28659662 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14329831 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5353.4719575244 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999302155 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28659661 can be divided by 2 positive divisors.
The sum of these divisors (counting 28659661) is 28659662, the average is 14329831.
Base
System
Value
2
Binary
1101101010100111111001101
3
Ternary
1222221001122221
4
Quaternary
1231110333031
5
Quinary
24314102121
6
Senary
2502135341
8
Octal
155247715
10
Decimal
28659661
12
Duodecimal
9721551
16
Hexadecimal
1b54fcd
20
Vigesimal
8j2931
36
Base36
h29xp
md5
4c6573c365abe387a10264ba3d80a0e9
sha1
83bd43e100c1b5782d0ecfc71f0387f24d554cfa
sha256
20cc99bb7116a92e068f8160feb29805c8b515c3531270f05155f9165570cfd0
sha512
a59fd49565f347a6b8b8293b113ed43f3b477de81865f13456f74521f88703e9309fe02e01e0105e045d6aea6e7d107297411f167f989d435313a89cb87d0431
ripemd-160
5e6a99f65159286cd101f83b5146ad83c9c8e982
Diameter
57319322
Circumference
180073960.90395
Area
2.5804293372172E+15
Volume
9.8605640052133E+22
Surface area
1.0321717348869E+16
Circumference
180073960.90395
Perimeter
114638644
Area
821376168634921
Diagonal
40530881.279215
Surface area
4928257011809526
Volume
2.3540362546556E+22
Space diagonal
49639988.9797
Perimeter
85978983
Area
3.5566631405049E+14
Altitude
24819994.48985
Surface area
3.5566631405049E+14
Volume
2.7742583313766E+21
Height
13510293.759738