28661837 is an odd 8-digits prime number following 28661836
and preceding 28661838 . In scientific notation, it is written as 2.8661837 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 28661836 positive integers (up to 28661837) that are relatively prime to 28661837.
28661837 has 2 divisors, whose sum is 28661838
The reverse of 28661837 is 73816682
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
twenty-eight million six hundred sixty-one thousand eight hundred thirty-seven
Scientific notation
2.8661837 × 10^7
Engineering notation
2.8661837 × 10^6
Prime Factorization
28661837
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28661837 Product of the distinct prime numbers
The prime factorization of 28661837 is 28661837.
Since it has a total of 1 prime factors.
1 , 6 , 78 , 21 , 26 , 241 , 3684 , 3989 , 50717 , 84751 , 470418 , 234276 , 7690325 , 6620849 , 42719101 , 73590692 , 288247512 , 404722520 , 3793115850 , 6876091488
n×2
57323674
n×3
85985511
n×4
114647348
n×5
143309185
n÷2
14330918.5
n÷3
9553945.6666667
n÷3
7165459.25
n÷5
5732367.4
n2
821500900214569
n3
2.3545724897303E+22
n4
6.7486372905335E+29
n5
1.9342834199339E+37
2 √n5353.6750928684
3 √n306.03282217312
4 √n73.168812296418
5 √n31.007075330854
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28661838 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14330919 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5353.6751862622 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999302208 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28661837 can be divided by 2 positive divisors.
The sum of these divisors (counting 28661837) is 28661838, the average is 14330919.
Base
System
Value
2
Binary
1101101010101100001001101
3
Ternary
1222221011122112
4
Quaternary
1231111201031
5
Quinary
24314134322
6
Senary
2502153405
8
Octal
155254115
10
Decimal
28661837
12
Duodecimal
9722865
16
Hexadecimal
1b5584d
20
Vigesimal
8j2ebh
36
Base36
h2bm5
md5
7ae81775182b35ffe126e7e41ee4862c
sha1
2810c7c25c6e12437ed6fa4a07ce226e9c7479f2
sha256
b60051fb872ea026441e00a131b576af6a7d5db0a1db46659c3415de0f8d4134
sha512
ba94da87650db41658d43d58165961bf78987763e3c3b6fa2c2534ffbe58ddcabc7223e475c789910d83ce0ab0503e4104fa6b32341674be0dbae256d6e59d07
ripemd-160
b1846b074d55f8ceec76330d9b77d4d24e0666d1
Diameter
57323674
Circumference
180087633.11518
Area
2.5808211930315E+15
Volume
9.8628101814419E+22
Surface area
1.0323284772126E+16
Circumference
180087633.11518
Perimeter
114647348
Area
821500900214569
Diagonal
40533958.607927
Surface area
4929005401287414
Volume
2.3545724897303E+22
Space diagonal
49643757.922258
Perimeter
85985511
Area
3.557203244088E+14
Altitude
24821878.961129
Surface area
3.557203244088E+14
Volume
2.7748902904727E+21
Height
13511319.535976