1688043997 is an odd 10-digits composite number following 1688043996
and preceding 1688043998 . In scientific notation, it is written as 1.688043997 × 10^9.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 1687781596 positive integers (up to 1688043997) that are relatively prime to 1688043997.
1688043997 has 4 divisors, whose sum is 1688306400
The reverse of 1688043997 is 7993408861
Previous prime number is 6599
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 55
Digital Root 1
Name
one billion six hundred eighty-eight million forty-three thousand nine hundred ninety-seven
Scientific notation
1.688043997 × 10^9
Engineering notation
1.688043997 × 10^9
Prime Factorization
6599 × 255803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1688043997
Product of the distinct prime numbers
The prime factorization of 1688043997 is 6599 × 255803.
Since it has a total of 2 prime factors.
9 , 2 , 74 , 73 , 376 , 47 , 2326 , 1077 , 16232 , 81237 , 43716 , 224563 , 4940363 , 5028041 , 26800469 , 48128300 , 749111301 , 449998592 , 8967754813 , 7485892773
n×2
3376087994
n×3
5064131991
n×4
6752175988
n×5
8440219985
n÷2
844021998.5
n÷3
562681332.33333
n÷3
422010999.25
n÷5
337608799.4
n2
2849492535807736009
n3
4.8100687695666E+27
n4
8.119607711624E+36
n5
1.3706255055602E+46
2 √n
41085.812599972
3 √n
1190.6787072923
4 √n
202.69635566525
5 √n
70.061067841742
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
-1688043996
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 1688043997 can be divided by 4 positive divisors.
The sum of these divisors (counting 1688043997) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100100100111011000000111011101
3
Ternary
11100122100112001001
4
Quaternary
1210213120013131
5
Quinary
11424114401442
6
Senary
435300350301
8
Octal
14447300735
10
Decimal
1688043997
12
Duodecimal
3b13a5391
16
Hexadecimal
649d81dd
20
Vigesimal
167a59jh
36
Base36
rx0n31
md5
79a30850b9ff5a41c8b510891e860036
sha1
f2e4a76b848ec1fef57ea3e9fa009c095035cd6d
sha256
d8eedf125e784eb54132d53adba5a1c513537677032d3232452d7728dceeba4f
sha512
e6e8b31b0baff072d33e0ef13f2204ba1a5d3a2dce5c2c94b897ff6a9ddb667226c0c3148d2a60371a705172352636d093de9b66455814e7a50d2d3828142cc6
ripemd-160
968429b78c0138715d53e45b5ca41e4c8412c3a4
Diameter
3376087994
Circumference
10606293239.823
Area
8.9519448169525E+18
Volume
2.0148368946309E+28
Surface area
3.580777926781E+19
Circumference
10606293239.823
Perimeter
6752175988
Area
2849492535807736009
Diagonal
2387254714.4399
Surface area
1.7096955214846E+19
Volume
4.8100687695666E+27
Space diagonal
2923777968.2156
Perimeter
5064131991
Area
1.2338664619518E+18
Altitude
1461888984.1078
Surface area
1.2338664619518E+18
Volume
5.6687204082236E+26
Height
795751571.47996