28991737 is an odd 8-digits prime number following 28991736
and preceding 28991738 . In scientific notation, it is written as 2.8991737 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 28991736 positive integers (up to 28991737) that are relatively prime to 28991737.
28991737 has 2 divisors, whose sum is 28991738
The reverse of 28991737 is 73719982
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
twenty-eight million nine hundred ninety-one thousand seven hundred thirty-seven
Scientific notation
2.8991737 × 10^7
Engineering notation
2.8991737 × 10^6
Prime Factorization
28991737
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28991737 Product of the distinct prime numbers
The prime factorization of 28991737 is 28991737.
Since it has a total of 1 prime factors.
1 , 8 , 69 , 30 , 313 , 419 , 3125 , 2549 , 51681 , 78267 , 539737 , 547785 , 1623113 , 705395 , 60091546 , 55800536 , 990779522 , 260454112 , 1719161919 , 2776503873
n×2
57983474
n×3
86975211
n×4
115966948
n×5
144958685
n÷2
14495868.5
n÷3
9663912.3333333
n÷3
7247934.25
n÷5
5798347.4
n2
840520814277169
n3
2.436815839055E+22
n4
7.0647523923316E+29
n5
2.048194433286E+37
2 √n5384.3975521872
3 √n307.20249984967
4 √n73.378454277719
5 √n31.078127727691
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28991738 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14495869 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5384.3976450481 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999310148 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28991737 can be divided by 2 positive divisors.
The sum of these divisors (counting 28991737) is 28991738, the average is 14495869.
Base
System
Value
2
Binary
1101110100110000011111001
3
Ternary
2000112221012001
4
Quaternary
1232212003321
5
Quinary
24410213422
6
Senary
2513221001
8
Octal
156460371
10
Decimal
28991737
12
Duodecimal
9861761
16
Hexadecimal
1ba60f9
20
Vigesimal
913j6h
36
Base36
h9e61
md5
c34edb520653934ea09244687e2670d9
sha1
a16f241696bcf6b1064755ff87d85d0ad0fc98ee
sha256
9960a0f9871850fab906755944d989f83c8b7120dcc2bef3cc485be1ce99ad75
sha512
d9f93bf87ffb022f453ec0efe2590b824f1364051054df8436f401776211ece8f7fe0fb40ce04a3f0217526f71ddf76a3df6af0b50307b1668633395e6df2d9a
ripemd-160
02e9decebe33427789cddcf6dfd242afdef03415
Diameter
57983474
Circumference
182160455.94801
Area
2.6405740153225E+15
Volume
1.0207310317502E+23
Surface area
1.056229606129E+16
Circumference
182160455.94801
Perimeter
115966948
Area
840520814277169
Diagonal
41000507.662154
Surface area
5043124885663014
Volume
2.436815839055E+22
Space diagonal
50215161.483674
Perimeter
86975211
Area
3.6395618878681E+14
Altitude
25107580.741837
Surface area
3.6395618878681E+14
Volume
2.8718150071642E+21
Height
13666835.887385