28746739 is an odd 8-digits composite number following 28746738
and preceding 28746740 . In scientific notation, it is written as 2.8746739 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 24640056 positive integers (up to 28746739) that are relatively prime to 28746739.
28746739 has 4 divisors, whose sum is 32853424
The reverse of 28746739 is 93764782
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-eight million seven hundred forty-six thousand seven hundred thirty-nine
Scientific notation
2.8746739 × 10^7
Engineering notation
2.8746739 × 10^6
Prime Factorization
7 × 4106677
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28746739
Product of the distinct prime numbers
The prime factorization of 28746739 is 7 × 4106677.
Since it has a total of 2 prime factors.
1 , 5 , 76 , 61 , 976 , 717 , 7627 , 4831 , 3381 , 98439 , 305184 , 25984 , 6496178 , 5124896 , 2476730 , 15591260 , 849329307 , 351205059 , 5307306887 , 2622721516
n×2
57493478
n×3
86240217
n×4
114986956
n×5
143733695
n÷2
14373369.5
n÷3
9582246.3333333
n÷3
7186684.75
n÷5
5749347.8
n2
826375003134121
n3
2.3755586531221E+22
n4
6.8289564580492E+29
n5
1.963102289419E+37
2 √n
5361.5985489404
3 √n
306.33470077007
4 √n
73.222937314344
5 √n
31.025423414927
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
-28746738
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 28746739 can be divided by 4 positive divisors.
The sum of these divisors (counting 28746739) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101101010001111110011
3
Ternary
2000002111010001
4
Quaternary
1231222033303
5
Quinary
24324343424
6
Senary
2504050431
8
Octal
155521763
10
Decimal
28746739
12
Duodecimal
9763a17
16
Hexadecimal
1b6a3f3
20
Vigesimal
8jd6gj
36
Base36
h454j
md5
69dbb1130147468313f75485d9d6f579
sha1
fb58e58c67d6cfc27edf7ba7838ab92cd2f27356
sha256
0068a93451b3029e900a48411d426a09444b981da7f8235d9ee1ecfbb74b7b73
sha512
e75c72636140a89aea6743e540b3b6a08e2ebdb29a7e7ef3a22781b20bc1bc5cb804e38a24df4c62368b2103b659bea9e7a67446a54adbfccb282dbdfdf4f666
ripemd-160
657184c3ccdb473ebccbe258ac22feb9c551476d
Diameter
57493478
Circumference
180621088.11413
Area
2.5961336389564E+15
Volume
9.9507168170933E+22
Surface area
1.0384534555826E+16
Circumference
180621088.11413
Perimeter
114986956
Area
826375003134121
Diagonal
40654028.1678
Surface area
4958250018804726
Volume
2.3755586531221E+22
Space diagonal
49790812.499922
Perimeter
86240217
Area
3.578308728833E+14
Altitude
24895406.249961
Surface area
3.578308728833E+14
Volume
2.799622721215E+21
Height
13551342.7226