1278492055 is an odd 10-digits composite number following 1278492054
and preceding 1278492056 . In scientific notation, it is written as 1.278492055 × 10^9.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 962629248 positive integers (up to 1278492055) that are relatively prime to 1278492055.
1278492055 has 8 divisors, whose sum is 1624437072
The reverse of 1278492055 is 5502948721
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
one billion two hundred seventy-eight million four hundred ninety-two thousand fifty-five
Scientific notation
1.278492055 × 10^9
Engineering notation
1.278492055 × 10^9
Prime Factorization
5 × 17 × 15041083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1278492055
Product of the distinct prime numbers
The prime factorization of 1278492055 is 5 × 17 × 15041083.
Since it has a total of 3 prime factors.
10 , 3 , 72 , 35 , 44 , 597 , 8718 , 446 , 12130 , 51992 , 281774 , 296968 , 1162786 , 684782 , 67041202 , 95976106 , 173870043 , 637780024 , 7286145731 , 3912743674
n×2
2556984110
n×3
3835476165
n×4
5113968220
n×5
6392460275
n÷2
639246027.5
n÷3
426164018.33333
n÷3
319623013.75
n÷5
255698411
n2
1634541934698123025
n3
2.0897488770759E+27
n4
2.6717273362867E+36
n5
3.4157821725688E+45
2 √n
35756.007257522
3 √n
1085.3405048778
4 √n
189.09258911317
5 √n
66.273454186619
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
-1278492054
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 1278492055 can be divided by 8 positive divisors.
The sum of these divisors (counting 1278492055) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001101000011110110010111
3
Ternary
10022002201010101121
4
Quaternary
1030031003312113
5
Quinary
10104243221210
6
Senary
330510304411
8
Octal
11415036627
10
Decimal
1278492055
12
Duodecimal
2b81b8107
16
Hexadecimal
4c343d97
20
Vigesimal
jjaba2f
36
Base36
l56is7
md5
fe5ec4377d0a93c8fa2f654245fa2e19
sha1
8ad6fdca3d363dc74cb96e680f46cdf014a03a53
sha256
d3710ad4a93886634ba91b8f7cd9d71621b80b50ba0d90b93c256e98b32f35c2
sha512
edf23655e60a137754a70d5823ef2e6b3a0720ef44f142bddfda298bacb0cea3e2e05275fefa796291f6e3e27fb3339f40c578b9773579d58ad2c17ecc75e438
ripemd-160
25f60aa5f9aa7be28376e3bfb4f39808cf2d3842
Diameter
2556984110
Circumference
8033002495.3218
Area
5.1350649340321E+18
Volume
8.7535196267588E+27
Surface area
2.0540259736128E+19
Circumference
8033002495.3218
Perimeter
5113968220
Area
1634541934698123025
Diagonal
1808060803.5672
Surface area
9.8072516081887E+18
Volume
2.0897488770759E+27
Space diagonal
2214413196.3331
Perimeter
3835476165
Area
7.0777741949977E+17
Altitude
1107206598.1666
Surface area
7.0777741949977E+17
Volume
2.4627926699289E+26
Height
602686934.52242