27661421 is an odd 8-digits composite number following 27661420
and preceding 27661422 . In scientific notation, it is written as 2.7661421 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 27620700 positive integers (up to 27661421) that are relatively prime to 27661421.
27661421 has 4 divisors, whose sum is 27702144
The reverse of 27661421 is 12416672
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-seven million six hundred sixty-one thousand four hundred twenty-one
Scientific notation
2.7661421 × 10^7
Engineering notation
2.7661421 × 10^6
Prime Factorization
691 × 40031
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27661421
Product of the distinct prime numbers
The prime factorization of 27661421 is 691 × 40031.
Since it has a total of 2 prime factors.
9 , 10 , 71 , 73 , 716 , 289 , 757 , 6822 , 94814 , 63644 , 857275 , 710472 , 1605465 , 9436621 , 89283171 , 87067639 , 441319434 , 221685862 , 170710522 , 4819792579
n×2
55322842
n×3
82984263
n×4
110645684
n×5
138307105
n÷2
13830710.5
n÷3
9220473.6666667
n÷3
6915355.25
n÷5
5532284.2
n2
765154211739241
n3
2.1165252780842E+22
n4
5.854609677423E+29
n5
1.6194682307787E+37
2 √n
5259.4126097883
3 √n
302.42997172324
4 √n
72.521807822118
5 √n
30.787533493573
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
-27661420
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 27661421 can be divided by 4 positive divisors.
The sum of these divisors (counting 27661421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001100001010001101101
3
Ternary
1221001100100002
4
Quaternary
1221201101231
5
Quinary
24040131141
6
Senary
2424514045
8
Octal
151412155
10
Decimal
27661421
12
Duodecimal
931b925
16
Hexadecimal
1a6146d
20
Vigesimal
8chdb1
36
Base36
ggvot
md5
44c2c0f66f1ec087d9f5f556c4287cfa
sha1
99fbcd1bdea3b0839b83c26afa60217608210ad1
sha256
1578171f64a784449405a01a634399a51bf992ccc1512a07d0f1f3df57e691c9
sha512
803c69ed444f40cab9c4fd890f6e6dd0c3e8d7b8f384e6d862b396995624182779f6f517614defee8fad193d3af658541e455bdc6e274e8d8a5c8ab1cfad5314
ripemd-160
cdcedf67564ff8d7202c3d7c7296622641e440f8
Diameter
55322842
Circumference
173801834.00291
Area
2.4038028504633E+15
Volume
8.865680353022E+22
Surface area
9.6152114018532E+15
Circumference
173801834.00291
Perimeter
110645684
Area
765154211739241
Diagonal
39119156.732712
Surface area
4590925270435446
Volume
2.1165252780842E+22
Space diagonal
47910986.581553
Perimeter
82984263
Area
3.3132149258942E+14
Altitude
23955493.290776
Surface area
3.3132149258942E+14
Volume
2.4943489611435E+21
Height
13039718.910904