27991010 is an even 8-digits composite number following 27991009
and preceding 27991011 . In scientific notation, it is written as 2.7991010 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10537728 positive integers (up to 27991010) that are relatively prime to 27991010.
27991010 has 8 divisors, whose sum is 42480732
The reverse of 27991010 is 01019972
Previous prime number is 85
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-seven million nine hundred ninety-one thousand ten
Scientific notation
2.7991010 × 10^7
Engineering notation
2.7991010 × 10^6
Prime Factorization
2 × 85 × 164653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27991010
Product of the distinct prime numbers
The prime factorization of 27991010 is 2 × 85 × 164653.
Since it has a total of 3 prime factors.
5 , 9 , 65 , 38 , 151 , 68 , 3585 , 2577 , 27341 , 49061 , 93353 , 679780 , 3226404 , 2330023 , 84931455 , 10978007 , 648641168 , 911218667 , 3191464826 , 5613866228
n×2
55982020
n×3
83973030
n×4
111964040
n×5
139955050
n÷2
13995505
n÷3
9330336.6666667
n÷3
6997752.5
n÷5
5598202
n2
783496640820100
n3
2.1930862308162E+22
n4
6.1386698617638E+29
n5
1.7182756948733E+37
2 √n
5290.6530787796
3 √n
303.62639497683
4 √n
72.736875646261
5 √n
30.860553698058
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27991009
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27991010 can be divided by 8 positive divisors.
The sum of these divisors (counting 27991010) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110001101111100010
3
Ternary
1221200002110002
4
Quaternary
1222301233202
5
Quinary
24131203020
6
Senary
2435540002
8
Octal
152615742
10
Decimal
27991010
12
Duodecimal
945a602
16
Hexadecimal
1ab1be2
20
Vigesimal
8eihaa
36
Base36
gny02
md5
353a1f1169264c958cc569ea06583809
sha1
da28f3eca9c53d5319019bab25d46589f8b5bc1a
sha256
7d71b42826b9d4225941123a9313700b85abf477c61c7fb95dfc8ef043fa4071
sha512
d3e547418022b44cf15238ce5ba8e7265f09de64c4f01deb85a9f957ac687090d775230cab205df2ecdedec033485c98501309f713b02b6e70150a8979ec9d67
ripemd-160
83d4eeb2b61c586f125571cca124b01b8f38c613
Diameter
55982020
Circumference
175872702.76512
Area
2.4614272909127E+15
Volume
9.1863781218947E+22
Surface area
9.8457091636508E+15
Circumference
175872702.76512
Perimeter
111964040
Area
783496640820100
Diagonal
39585265.966521
Surface area
4700979844920600
Volume
2.1930862308162E+22
Space diagonal
48481851.475169
Perimeter
83973030
Area
3.3926399736499E+14
Altitude
24240925.737584
Surface area
3.3926399736499E+14
Volume
2.5845769092283E+21
Height
13195088.655507