28137212 is an even 8-digits composite number following 28137211
and preceding 28137213 . In scientific notation, it is written as 2.8137212 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 13614720 positive integers (up to 28137212) that are relatively prime to 28137212.
28137212 has 12 divisors, whose sum is 50828736
The reverse of 28137212 is 21273182
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million one hundred thirty-seven thousand two hundred twelve
Scientific notation
2.8137212 × 10^7
Engineering notation
2.8137212 × 10^6
Prime Factorization
2 × 2 × 31 × 226913
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14068606
Product of the distinct prime numbers
The prime factorization of 28137212 is 2 × 2 × 31 × 226913.
Since it has a total of 4 prime factors.
2 , 7 , 8 , 92 , 523 , 24 , 8558 , 1534 , 62870 , 32488 , 857825 , 940984 , 7261252 , 8175708 , 46456858 , 43067527 , 494689347 , 381328645 , 2571284556 , 5169257993
n×2
56274424
n×3
84411636
n×4
112548848
n×5
140686060
n÷2
14068606
n÷3
9379070.6666667
n÷3
7034303
n÷5
5627442.4
n2
791702699132944
n3
2.2276306686476E+22
n4
6.2679316381439E+29
n5
1.7636212130396E+37
2 √n
5304.4520923466
3 √n
304.15410872863
4 √n
72.831669569951
5 √n
30.892724581338
1 , 2 , 4 , 31 , 62 , 124 , 226913 , 453826 , 907652 , 7034303 , 14068606 , 28137212
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28137211
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28137212 can be divided by 12 positive divisors.
The sum of these divisors (counting 28137212) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101011010101011011111100
3
Ternary
1221221111222222
4
Quaternary
1223111123330
5
Quinary
24200342322
6
Senary
2443024512
8
Octal
153253374
10
Decimal
28137212
12
Duodecimal
950b138
16
Hexadecimal
1ad56fc
20
Vigesimal
8fh30c
36
Base36
gr2t8
md5
ce47998c6631d8f7373bdedbdad1f31f
sha1
5921806f5af2a404680b66ba07b4a14103ab9cb2
sha256
41eefcd62e15371e9c32b0ba9923abc495602e7806b77863ca41584c0371b7a4
sha512
3f737e97d90a3f878ba5a38a85b42b597d957df2d41d17b417d06be6702a9b576cb86d4b48b13b1ea0dd85d09b04494ffb915e88a21cfe88ec5632bff4583868
ripemd-160
46dfa232877e414389a3c6ed5c6ca6bc6f105815
Diameter
56274424
Circumference
176791317.0234
Area
2.4872073834233E+15
Volume
9.3310775247128E+22
Surface area
9.9488295336931E+15
Circumference
176791317.0234
Perimeter
112548848
Area
791702699132944
Diagonal
39792026.817767
Surface area
4750216194797664
Volume
2.2276306686476E+22
Space diagonal
48735080.767337
Perimeter
84411636
Area
3.4281732484692E+14
Altitude
24367540.383668
Surface area
3.4281732484692E+14
Volume
2.6252879196331E+21
Height
13264008.939256