27956989 is an odd 8-digits prime number following 27956988
and preceding 27956990 . In scientific notation, it is written as 2.7956989 × 10^7.
The sum of its digits is 55. It has a total of 1 prime factors and 2 positive divisors.
There are 27956988 positive integers (up to 27956989) that are relatively prime to 27956989.
27956989 has 2 divisors, whose sum is 27956990
The reverse of 27956989 is 98965972
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 55 Digital Root 1
Name
twenty-seven million nine hundred fifty-six thousand nine hundred eighty-nine
Scientific notation
2.7956989 × 10^7
Engineering notation
2.7956989 × 10^6
Prime Factorization
27956989
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
27956989 Product of the distinct prime numbers
The prime factorization of 27956989 is 27956989.
Since it has a total of 1 prime factors.
4 , 9 , 29 , 89 , 563 , 469 , 6639 , 7701 , 11954 , 14404 , 618927 , 77288 , 6818924 , 2377997 , 21680582 , 17557306 , 309025742 , 658363960 , 315676736 , 7907617613
n×2
55913978
n×3
83870967
n×4
111827956
n×5
139784945
n÷2
13978494.5
n÷3
9318996.3333333
n÷3
6989247.25
n÷5
5591397.8
n2
781593233946121
n3
2.1850993443906E+22
n4
6.1088798335036E+29
n5
1.7078588630758E+37
2 √n5287.4369026968
3 √n303.50333330577
4 √n72.714763993957
5 √n30.853048304694
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
27956990 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
13978495 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5287.4369972606 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999284615 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27956989 can be divided by 2 positive divisors.
The sum of these divisors (counting 27956989) is 27956990, the average is 13978495.
Base
System
Value
2
Binary
1101010101001011011111101
3
Ternary
1221121100210001
4
Quaternary
1222221123331
5
Quinary
24124110424
6
Senary
2435114301
8
Octal
152513375
10
Decimal
27956989
12
Duodecimal
9442991
16
Hexadecimal
1aa96fd
20
Vigesimal
8eec99
36
Base36
gn7r1
md5
9d216cd8ed557ee1efda01e21a80df25
sha1
58a5cfbb81607d8332358f9b3d1f165f42f26c59
sha256
f2ce3ac18d170e82759483d9b818808cd99ba3992106c6381f152f930903f79f
sha512
d6b615fe6f8d23f815bbaf601f227baa129efae2c7d40066ee7c67b6695f8673777611ca0862ce9a9adf3e398a84826ac5ebccfa6aac1b72f0ca683a4405a8fd
ripemd-160
ccc19b30760b62d5dbd4fef09c36ec82206ff93c
Diameter
55913978
Circumference
175658942.51778
Area
2.4554475618606E+15
Volume
9.1529227302686E+22
Surface area
9.8217902474425E+15
Circumference
175658942.51778
Perimeter
111827956
Area
781593233946121
Diagonal
39537153.006915
Surface area
4689559403676726
Volume
2.1850993443906E+22
Space diagonal
48422925.374644
Perimeter
83870967
Area
3.3843979801169E+14
Altitude
24211462.687322
Surface area
3.3843979801169E+14
Volume
2.5751642733081E+21
Height
13179051.002305