12778889 is an odd 8-digits composite number following 12778888
and preceding 12778890 . In scientific notation, it is written as 1.2778889 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 12771024 positive integers (up to 12778889) that are relatively prime to 12778889.
12778889 has 4 divisors, whose sum is 12786756
The reverse of 12778889 is 98887721
Previous prime number is 2293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twelve million seven hundred seventy-eight thousand eight hundred eighty-nine
Scientific notation
1.2778889 × 10^7
Engineering notation
1.2778889 × 10^6
Prime Factorization
2293 × 5573
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12778889
Product of the distinct prime numbers
The prime factorization of 12778889 is 2293 × 5573.
Since it has a total of 2 prime factors.
5 , 4 , 74 , 96 , 473 , 76 , 6544 , 6708 , 55020 , 9447 , 228597 , 70016 , 557372 , 2775039 , 16648463 , 8074138 , 884055515 , 939390696 , 4949811177 , 574757838
n×2
25557778
n×3
38336667
n×4
51115556
n×5
63894445
n÷2
6389444.5
n÷3
4259629.6666667
n÷3
3194722.25
n÷5
2555777.8
n2
163300004074321
n3
2.0867926257653E+21
n4
2.6666891330673E+28
n5
3.4077324428974E+35
2 √n
3574.7571945518
3 √n
233.79274633609
4 √n
59.78927323987
5 √n
26.381447425794
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
-12778888
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 12778889 can be divided by 4 positive divisors.
The sum of these divisors (counting 12778889) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000101111110110001001
3
Ternary
220001020100012
4
Quaternary
300233312021
5
Quinary
11232411024
6
Senary
1133521305
8
Octal
60576611
10
Decimal
12778889
12
Duodecimal
4343235
16
Hexadecimal
c2fd89
20
Vigesimal
3jh749
36
Base36
7lw95
md5
eb8a80924c53c9414288a89b2f79f591
sha1
eea1178db1f0fc972120cf3cb499704a0c2d56c3
sha256
c7f97d9a782e5277e1a9b59522347720d33a34644b543e711eaf714648e58bf7
sha512
99e86b798958172f81da7a05ec506157840581c28b1a90490645de4d53e6d969bcab12fe9041f68e78fbd9a231a68aaf869db2b780574f0d03f66bc84156846d
ripemd-160
3b33e5bec7f1e5402d84356f994f3a2f42d67a08
Diameter
25557778
Circumference
80292127.606879
Area
5.1302209313107E+14
Volume
8.7411365102261E+21
Surface area
2.0520883725243E+15
Circumference
80292127.606879
Perimeter
51115556
Area
163300004074321
Diagonal
18072078.13586
Surface area
979800024445926
Volume
2.0867926257653E+21
Space diagonal
22133685.012283
Perimeter
38336667
Area
70710975983232
Altitude
11066842.506142
Surface area
70710975983232
Volume
2.4593086943479E+20
Height
6024026.0452868