27831481 is an odd 8-digits prime number following 27831480
and preceding 27831482 . In scientific notation, it is written as 2.7831481 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 27831480 positive integers (up to 27831481) that are relatively prime to 27831481.
27831481 has 2 divisors, whose sum is 27831482
The reverse of 27831481 is 18413872
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
twenty-seven million eight hundred thirty-one thousand four hundred eighty-one
Scientific notation
2.7831481 × 10^7
Engineering notation
2.7831481 × 10^6
Prime Factorization
27831481
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
27831481 Product of the distinct prime numbers
The prime factorization of 27831481 is 27831481.
Since it has a total of 1 prime factors.
8 , 7 , 46 , 49 , 703 , 285 , 2485 , 4000 , 50918 , 30612 , 344256 , 751966 , 3811021 , 4107344 , 37379451 , 39678517 , 631356464 , 120907016 , 4189011256 , 3035447206
n×2
55662962
n×3
83494443
n×4
111325924
n×5
139157405
n÷2
13915740.5
n÷3
9277160.3333333
n÷3
6957870.25
n÷5
5566296.2
n2
774591334653361
n3
2.155802401317E+22
n4
5.9999173572008E+29
n5
1.669865859285E+37
2 √n5275.555041889
3 √n303.04847696022
4 √n72.633016197105
5 √n30.825296555115
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
27831482 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
13915741 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5275.5551366657 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999281389 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27831481 can be divided by 2 positive divisors.
The sum of these divisors (counting 27831481) is 27831482, the average is 13915741.
Base
System
Value
2
Binary
1101010001010110010111001
3
Ternary
1221100222121121
4
Quaternary
1222022302321
5
Quinary
24111101411
6
Senary
2432305241
8
Octal
152126271
10
Decimal
27831481
12
Duodecimal
93a2221
16
Hexadecimal
1a8acb9
20
Vigesimal
8diie1
36
Base36
gkiwp
md5
f3dc615ac1c3f10d9032d49e16bf1ba2
sha1
b654473fac12fe3959b51a3790eed7c6a75dc744
sha256
f848eb9f8a8047951bf368b925a9f4b742aec5d964720ecb347e65e7060f8344
sha512
3bab9a4dadb217b9be9b3a2587acf86d2cfa8ccf21906ab6dcce2703b9bac6a3ad2fbb08b60c70e87098d72c09ac67c42c3b4006dc3d1ead4e7072c0a80fdbcd
ripemd-160
d8d6970f1e4c43758e70b39ef75d026718ebdf28
Diameter
55662962
Circumference
174870352.49625
Area
2.4334504464813E+15
Volume
9.0302039820915E+22
Surface area
9.7338017859252E+15
Circumference
174870352.49625
Perimeter
111325924
Area
774591334653361
Diagonal
39359657.891129
Surface area
4647548007920166
Volume
2.155802401317E+22
Space diagonal
48205539.141888
Perimeter
83494443
Area
3.3540788668055E+14
Altitude
24102769.570944
Surface area
3.3540788668055E+14
Volume
2.5406374947824E+21
Height
13119885.96371