27971946 is an even 8-digits composite number following 27971945
and preceding 27971947 . In scientific notation, it is written as 2.7971946 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 9323964 positive integers (up to 27971946) that are relatively prime to 27971946.
27971946 has 8 divisors, whose sum is 43512000
The reverse of 27971946 is 64917972
Previous prime number is 27
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-seven million nine hundred seventy-one thousand nine hundred forty-six
Scientific notation
2.7971946 × 10^7
Engineering notation
2.7971946 × 10^6
Prime Factorization
2 × 27 × 517999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27971946
Product of the distinct prime numbers
The prime factorization of 27971946 is 2 × 27 × 517999.
Since it has a total of 3 prime factors.
8 , 6 , 15 , 24 , 992 , 599 , 6437 , 4711 , 19265 , 19220 , 128846 , 560296 , 8739737 , 1881596 , 17203432 , 3119252 , 147466177 , 951314222 , 5518541310 , 8052664480
n×2
55943892
n×3
83915838
n×4
111887784
n×5
139859730
n÷2
13985973
n÷3
9323982
n÷3
6992986.5
n÷5
5594389.2
n2
782429763026916
n3
2.1886083080182E+22
n4
6.1219633407036E+29
n5
1.7124322798014E+37
2 √n
5288.8511039733
3 √n
303.55744845687
4 √n
72.724487650126
5 √n
30.856348877018
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
-27971945
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 27971946 can be divided by 8 positive divisors.
The sum of these divisors (counting 27971946) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010101101000101101010
3
Ternary
1221122010022000
4
Quaternary
1222231011222
5
Quinary
24130100241
6
Senary
2435311430
8
Octal
152550552
10
Decimal
27971946
12
Duodecimal
944b576
16
Hexadecimal
1aad16a
20
Vigesimal
8eg9h6
36
Base36
gnjai
md5
09c2a7d5a023efb10f861d0f280d752d
sha1
8c0fb56df693751024423d848dfe42273895cc29
sha256
d48e9c5d64af24f7b1f1a9e8933844a341e6773c479b2bbb54668e4b280719e5
sha512
998df1f4ab76aac9c1edc463861df779af0d6a095fb8282e4d7035162933409d1e01ef10264418f12e5d13a6b6fc1d15dc14a8ef6711a8fc813876823ee6c7f6
ripemd-160
4a9d6405b50307379eed9168c5149b84f2e10a54
Diameter
55943892
Circumference
175752920.12042
Area
2.4580755954754E+15
Volume
9.1676210427406E+22
Surface area
9.8323023819014E+15
Circumference
175752920.12042
Perimeter
111887784
Area
782429763026916
Diagonal
39558305.399168
Surface area
4694578578161496
Volume
2.1886083080182E+22
Space diagonal
48448831.658573
Perimeter
83915838
Area
3.3880202572917E+14
Altitude
24224415.829287
Surface area
3.3880202572917E+14
Volume
2.5792996266014E+21
Height
13186101.799723