1642164985 is an odd 10-digits composite number following 1642164984
and preceding 1642164986 . In scientific notation, it is written as 1.642164985 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 1288944384 positive integers (up to 1642164985) that are relatively prime to 1642164985.
1642164985 has 8 divisors, whose sum is 2007779400
The reverse of 1642164985 is 5894612461
Previous prime number is 5
Is Prime? no Number parity odd Number length 10 Sum of Digits 46 Digital Root 1
Name
one billion six hundred forty-two million one hundred sixty-four thousand nine hundred eighty-five
Scientific notation
1.642164985 × 10^9
Engineering notation
1.642164985 × 10^9
Prime Factorization
53 × 5 × 6196849
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1642164985 Product of the distinct prime numbers
The prime factorization of 1642164985 is 53 × 5 × 6196849.
Since it has a total of 3 prime factors.
5 , 5 , 46 , 23 , 451 , 194 , 6874 , 4622 , 31615 , 32056 , 589653 , 282492 , 313996 , 5375883 , 49380271 , 86202577 , 381091945 , 962559506 , 6884845966 , 4127973395
n×2
3284329970
n×3
4926494955
n×4
6568659940
n×5
8210824925
n÷2
821082492.5
n÷3
547388328.33333
n÷3
410541246.25
n÷5
328432997
n2
2696705837960050225
n3
4.4284359019431E+27
n4
7.2722223764878E+36
n5
1.1942188949802E+46
2 √n40523.634893726
3 √n1179.7924045891
4 √n201.30483077593
5 √n69.676023591301
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
-1642164984 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 1642164985 can be divided by 8 positive divisors.
The sum of these divisors (counting 1642164985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001111000010111001011111001
3
Ternary
11020110000121212101
4
Quaternary
1201320113023321
5
Quinary
11330343234420
6
Senary
430541143401
8
Octal
14170271371
10
Decimal
1642164985
12
Duodecimal
399b5ab61
16
Hexadecimal
61e172f9
20
Vigesimal
15d3ac95
36
Base36
r5pam1
md5
93d52e52b12067896af886a16bc63377
sha1
b47177ebab26927dd1af9662c2eaa75803ce67fa
sha256
b43a71b6b1c035333302aa1207127f13da8d466a45ece2f7795347053af807d7
sha512
48f1cdf62712888f56a8020031e193d3edf20729a2e838cf47b2b6c43f3efd06158bc4b4857ef91183430c75798ee76601814b809e864a5e8c6e48af5ea27475
ripemd-160
7cf59e14ba528a6210dfb82b4903d8fbf7e8a140
Diameter
3284329970
Circumference
10318026905.717
Area
8.471951249428E+18
Volume
1.8549788928584E+28
Surface area
3.3887804997712E+19
Circumference
10318026905.717
Perimeter
6568659940
Area
2696705837960050225
Diagonal
2322371993.4412
Surface area
1.618023502776E+19
Volume
4.4284359019431E+27
Space diagonal
2844313188.4306
Perimeter
4926494955
Area
1.1677078811036E+18
Altitude
1422156594.2153
Surface area
1.1677078811036E+18
Volume
5.2189617605232E+26
Height
774123997.81374