27657921 is an odd 8-digits composite number following 27657920
and preceding 27657922 . In scientific notation, it is written as 2.7657921 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 17843760 positive integers (up to 27657921) that are relatively prime to 27657921.
27657921 has 4 divisors, whose sum is 27955412
The reverse of 27657921 is 12975672
Previous prime number is 93
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-seven million six hundred fifty-seven thousand nine hundred twenty-one
Scientific notation
2.7657921 × 10^7
Engineering notation
2.7657921 × 10^6
Prime Factorization
93 × 297397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27657921
Product of the distinct prime numbers
The prime factorization of 27657921 is 93 × 297397.
Since it has a total of 2 prime factors.
8 , 5 , 86 , 38 , 34 , 106 , 6480 , 5736 , 29487 , 62233 , 818378 , 948394 , 6510155 , 264828 , 29318287 , 42628661 , 855600285 , 770476951 , 1867763131 , 9342697375
n×2
55315842
n×3
82973763
n×4
110631684
n×5
138289605
n÷2
13828960.5
n÷3
9219307
n÷3
6914480.25
n÷5
5531584.2
n2
764960594042241
n3
2.1157219678133E+22
n4
5.8516471043746E+29
n5
1.6184439333267E+37
2 √n
5259.0798624855
3 √n
302.41721569565
4 √n
72.519513666912
5 √n
30.786754344726
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
-27657920
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 27657921 can be divided by 4 positive divisors.
The sum of these divisors (counting 27657921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001100000011011000001
3
Ternary
1221001011112110
4
Quaternary
1221200123001
5
Quinary
24040023141
6
Senary
2424445533
8
Octal
151403301
10
Decimal
27657921
12
Duodecimal
93198a9
16
Hexadecimal
1a606c1
20
Vigesimal
8ch4g1
36
Base36
ggszl
md5
6ab2371babaed4c526e40704c59f0b49
sha1
6037f8483549d9d7f0a1b7fe88dcec34c856cab0
sha256
3a56f1e62fbf5874cb6ae99566eb8f64c24cb64bda3432149a0d4bcf6cf95f04
sha512
1dc389be78f05e3d5fcbc9a163980be1486436928c0d1100693f98660e433b1c2fa14f74d2037890b9f3cc74ac5b2d08ff052b9cfc26a27be81245ca97b88981
ripemd-160
44a81609c49faf1d47d45a2b3b47cdb8409d1305
Diameter
55315842
Circumference
173779842.85433
Area
2.4031945825288E+15
Volume
8.8623154548279E+22
Surface area
9.6127783301152E+15
Circumference
173779842.85433
Perimeter
110631684
Area
764960594042241
Diagonal
39114206.985244
Surface area
4589763564253446
Volume
2.1157219678133E+22
Space diagonal
47904924.403726
Perimeter
82973763
Area
3.3123765366731E+14
Altitude
23952462.201863
Surface area
3.3123765366731E+14
Volume
2.4934022509103E+21
Height
13038068.995081