28546789 is an odd 8-digits composite number following 28546788
and preceding 28546790 . In scientific notation, it is written as 2.8546789 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 28262400 positive integers (up to 28546789) that are relatively prime to 28546789.
28546789 has 8 divisors, whose sum is 28833048
The reverse of 28546789 is 98764582
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million five hundred forty-six thousand seven hundred eighty-nine
Scientific notation
2.8546789 × 10^7
Engineering notation
2.8546789 × 10^6
Prime Factorization
277 × 257 × 401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28546789
Product of the distinct prime numbers
The prime factorization of 28546789 is 277 × 257 × 401.
Since it has a total of 3 prime factors.
4 , 6 , 38 , 49 , 434 , 234 , 3732 , 7209 , 16848 , 1387 , 566695 , 602824 , 7502381 , 459774 , 22803191 , 13528358 , 609735725 , 829396493 , 3556439278 , 3392299973
n×2
57093578
n×3
85640367
n×4
114187156
n×5
142733945
n÷2
14273394.5
n÷3
9515596.3333333
n÷3
7136697.25
n÷5
5709357.8
n2
814919162210521
n3
2.3263325375681E+22
n4
6.640932409379E+29
n5
1.895772962538E+37
2 √n
5342.9195202623
3 √n
305.62280334876
4 √n
73.0952770038
5 √n
30.982142920099
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
-28546788
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 28546789 can be divided by 8 positive divisors.
The sum of these divisors (counting 28546789) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100111001011011100101
3
Ternary
1222201022211111
4
Quaternary
1230321123211
5
Quinary
24301444124
6
Senary
2455505021
8
Octal
154713345
10
Decimal
28546789
12
Duodecimal
9688171
16
Hexadecimal
1b396e5
20
Vigesimal
8i86j9
36
Base36
gzuud
md5
e078d22d2cd4afbdd57af95bf1047e7d
sha1
6ff15907277a2a679223960e21f28b3ed77d0f49
sha256
6c25ff6cc92de779655227912dfa07b99300128fc444ecc6b26c535e25943e75
sha512
a4cb30b3d1401d1a0898c361f8ac40878f1b9b2d74fe26b5aa1dbd80ae5684979ce52237ed095554e2322de401458add3fd7fe199b3edad9feb96d532121337e
ripemd-160
b998ff9633c4254dac860ed29393b5bf3a410546
Diameter
57093578
Circumference
179364765.21196
Area
2.5601440532701E+15
Volume
9.7445189464409E+22
Surface area
1.024057621308E+16
Circumference
179364765.21196
Perimeter
114187156
Area
814919162210521
Diagonal
40371256.166003
Surface area
4889514973263126
Volume
2.3263325375681E+22
Space diagonal
49444488.940948
Perimeter
85640367
Area
3.5287034825252E+14
Altitude
24722244.470474
Surface area
3.5287034825252E+14
Volume
2.7416091876821E+21
Height
13457085.388668