12777987 is an odd 8-digits composite number following 12777986
and preceding 12777988 . In scientific notation, it is written as 1.2777987 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 8288352 positive integers (up to 12777987) that are relatively prime to 12777987.
12777987 has 8 divisors, whose sum is 17497936
The reverse of 12777987 is 78977721
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twelve million seven hundred seventy-seven thousand nine hundred eighty-seven
Scientific notation
1.2777987 × 10^7
Engineering notation
1.2777987 × 10^6
Prime Factorization
3 × 37 × 115117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12777987
Product of the distinct prime numbers
The prime factorization of 12777987 is 3 × 37 × 115117.
Since it has a total of 3 prime factors.
5 , 4 , 27 , 16 , 173 , 921 , 7121 , 554 , 49650 , 2163 , 419061 , 872253 , 1897045 , 3246657 , 7588627 , 66872252 , 229156144 , 25259398 , 8145322147 , 8603120670
n×2
25555974
n×3
38333961
n×4
51111948
n×5
63889935
n÷2
6388993.5
n÷3
4259329
n÷3
3194496.75
n÷5
2555597.4
n2
163276951772169
n3
2.0863507671444E+21
n4
2.6659362980011E+28
n5
3.4065299358686E+35
2 √n
3574.6310299106
3 √n
233.78724544007
4 √n
59.788218152999
5 √n
26.38107498751
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
-12777986
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 12777987 can be divided by 8 positive divisors.
The sum of these divisors (counting 12777987) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000101111101000000011
3
Ternary
220001012002210
4
Quaternary
300233220003
5
Quinary
11232343422
6
Senary
1133513203
8
Octal
60575003
10
Decimal
12777987
12
Duodecimal
4342803
16
Hexadecimal
c2fa03
20
Vigesimal
3jh4j7
36
Base36
7lvk3
md5
51e600a10d86b0f297c112779f1b14b6
sha1
9be8f8dc56f79e3f62f4898f5ca477e9845d979e
sha256
7e860fd3b5cc21f1015a422cf1967ae4cec90f8b2b5ad43e839bb88106566d69
sha512
c45809341cf3ec732d37e1c6fdfc55e4b6a5e006fbfe221c00699a95360a18ff7537d688e7f85eb73e0bde4be747d0584e1098a1444ebe9a7432f75e7e25effe
ripemd-160
2a958ad5479e94442105aaafa3fcf750d90d267f
Diameter
25555974
Circumference
80286460.173732
Area
5.1294967218798E+14
Volume
8.739285657163E+21
Surface area
2.0517986887519E+15
Circumference
80286460.173732
Perimeter
51111948
Area
163276951772169
Diagonal
18070802.515227
Surface area
979661710633014
Volume
2.0863507671444E+21
Space diagonal
22132122.702455
Perimeter
38333961
Area
70700994043592
Altitude
11066061.351227
Surface area
70700994043592
Volume
2.4587879589693E+20
Height
6023600.838409