1288795994 is an even 10-digits composite number following 1288795993
and preceding 1288795995 . In scientific notation, it is written as 1.288795994 × 10^9.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 643641696 positive integers (up to 1288795994) that are relatively prime to 1288795994.
1288795994 has 8 divisors, whose sum is 1935462900
The reverse of 1288795994 is 4995978821
Previous prime number is 853
Is Prime? no
Number parity even
Number length 10
Sum of Digits 62
Digital Root 8
Name
one billion two hundred eighty-eight million seven hundred ninety-five thousand nine hundred ninety-four
Scientific notation
1.288795994 × 10^9
Engineering notation
1.288795994 × 10^9
Prime Factorization
2 × 853 × 755449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1288795994
Product of the distinct prime numbers
The prime factorization of 1288795994 is 2 × 853 × 755449.
Since it has a total of 3 prime factors.
10 , 10 , 39 , 5 , 902 , 436 , 3229 , 8966 , 66569 , 24199 , 850053 , 906896 , 6288410 , 279372 , 45992576 , 37943905 , 546232677 , 828880820 , 2824936444 , 9553139866
n×2
2577591988
n×3
3866387982
n×4
5155183976
n×5
6443979970
n÷2
644397997
n÷3
429598664.66667
n÷3
322198998.5
n÷5
257759198.8
n2
1660995114150448036
n3
2.1406838491707E+27
n4
2.7589047692317E+36
n5
3.5556654144133E+45
2 √n
35899.804929832
3 √n
1088.2484547612
4 √n
189.47243844378
5 √n
66.379936939631
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
-1288795993
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 1288795994 can be divided by 8 positive divisors.
The sum of these divisors (counting 1288795994) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100010111011101011010
3
Ternary
10022211002121201222
4
Quaternary
1030310113131122
5
Quinary
10114412432434
6
Senary
331515212042
8
Octal
11464273532
10
Decimal
1288795994
12
Duodecimal
2bb747022
16
Hexadecimal
4cd1775a
20
Vigesimal
102ej9je
36
Base36
lbbdcq
md5
d45aa6a67956d4eadab7bd92f0090e67
sha1
b728d5a74022d7f9ae527a171531b7c756d15772
sha256
a7c88ce696ef3f1b5c701ecf059543cca0ff75d5f4b81f3829f8946bb9947926
sha512
5ee4131af1b7bf6c10558bab7992192156a403957967ad894748ffeb10520712d454ca4db8a4d63cc14156bafbaa6e371dd0c83a6a5e9ae77d8311d5951cb4ed
ripemd-160
84b9bd7a929c89a5ed85a8c2dea46ed3186df43c
Diameter
2577591988
Circumference
8097744053.4527
Area
5.2181700482636E+18
Volume
8.9668755389505E+27
Surface area
2.0872680193054E+19
Circumference
8097744053.4527
Perimeter
5155183976
Area
1660995114150448036
Diagonal
1822632773.8469
Surface area
9.9659706849027E+18
Volume
2.1406838491707E+27
Space diagonal
2232260142.1992
Perimeter
3866387982
Area
7.1923198220806E+17
Altitude
1116130071.0996
Surface area
7.1923198220806E+17
Volume
2.5228201102085E+26
Height
607544257.94897