27994787 is an odd 8-digits composite number following 27994786
and preceding 27994788 . In scientific notation, it is written as 2.7994787 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 27877416 positive integers (up to 27994787) that are relatively prime to 27994787.
27994787 has 4 divisors, whose sum is 28112160
The reverse of 27994787 is 78749972
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-seven million nine hundred ninety-four thousand seven hundred eighty-seven
Scientific notation
2.7994787 × 10^7
Engineering notation
2.7994787 × 10^6
Prime Factorization
239 × 117133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27994787
Product of the distinct prime numbers
The prime factorization of 27994787 is 239 × 117133.
Since it has a total of 2 prime factors.
3 , 6 , 65 , 4 , 707 , 166 , 1225 , 7119 , 19766 , 84605 , 581795 , 217936 , 2398515 , 6665015 , 40495270 , 38062490 , 768240043 , 908552077 , 1626658112 , 421939577
n×2
55989574
n×3
83984361
n×4
111979148
n×5
139973935
n÷2
13997393.5
n÷3
9331595.6666667
n÷3
6998696.75
n÷5
5598957.4
n2
783708099175369
n3
2.1939741306589E+22
n4
6.1419838471307E+29
n5
1.7194352955786E+37
2 √n
5291.0100170005
3 √n
303.64005109138
4 √n
72.73932923117
5 √n
30.861386494163
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
-27994786
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 27994787 can be divided by 4 positive divisors.
The sum of these divisors (counting 27994787) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110010101010100011
3
Ternary
1221200021121222
4
Quaternary
1222302222203
5
Quinary
24131313122
6
Senary
2440005255
8
Octal
152625243
10
Decimal
27994787
12
Duodecimal
946082b
16
Hexadecimal
1ab2aa3
20
Vigesimal
8ej6j7
36
Base36
go0wz
md5
382f1ad31aff5d5bd953ed9421d4a791
sha1
b86b4f159d59cc6c850c1dc2c39d94983ac60020
sha256
80d4a1329c21ac6c01ed9cf041417dbb580977d36feeba86ccf7ccb20ae6d09a
sha512
3a7905b76eec24e34a4a77151a62cb60644e52db0d067b2a17fadc9fc59912c2b4e2b34d051a79a310e872a77b9132464c9064b7d30ac96c2a978cc3c8b4da97
ripemd-160
9bbbeea733a4a11579ad73006c3f1c3510d72351
Diameter
55989574
Circumference
175896434.35602
Area
2.4620916069282E+15
Volume
9.1900973480589E+22
Surface area
9.8483664277126E+15
Circumference
175896434.35602
Perimeter
111979148
Area
783708099175369
Diagonal
39590607.451146
Surface area
4702248595052214
Volume
2.1939741306589E+22
Space diagonal
48488393.431069
Perimeter
83984361
Area
3.3935556151874E+14
Altitude
24244196.715534
Surface area
3.3935556151874E+14
Volume
2.585623309228E+21
Height
13196869.150382