1639691390 is an even 10-digits composite number following 1639691389
and preceding 1639691391 . In scientific notation, it is written as 1.639691390 × 10^9.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 627360096 positive integers (up to 1639691390) that are relatively prime to 1639691390.
1639691390 has 16 divisors, whose sum is 3079768608
The reverse of 1639691390 is 0931969361
Previous prime number is 23
Is Prime? no
Number parity even
Number length 10
Sum of Digits 47
Digital Root 2
Name
one billion six hundred thirty-nine million six hundred ninety-one thousand three hundred ninety
Scientific notation
1.639691390 × 10^9
Engineering notation
1.639691390 × 10^9
Prime Factorization
2 × 5 × 23 × 7129093
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1639691390
Product of the distinct prime numbers
The prime factorization of 1639691390 is 2 × 5 × 23 × 7129093.
Since it has a total of 4 prime factors.
2 , 4 , 62 , 58 , 172 , 742 , 1676 , 6147 , 15103 , 73974 , 973629 , 562758 , 688857 , 6143517 , 68311824 , 36635605 , 786753405 , 260908467 , 5211221873 , 9866143386
n×2
3279382780
n×3
4919074170
n×4
6558765560
n×5
8198456950
n÷2
819845695
n÷3
546563796.66667
n÷3
409922847.5
n÷5
327938278
n2
2688587854440132100
n3
4.4084543561841E+27
n4
7.228504651043E+36
n5
1.185251683889E+46
2 √n
40493.102992979
3 √n
1179.1997326913
4 √n
201.22898149367
5 √n
69.655020317737
1 , 2 , 5 , 10 , 23 , 46 , 115 , 230 , 7129093 , 14258186 , 35645465 , 71290930 , 163969139 , 327938278 , 819845695 , 1639691390
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1639691389
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1639691390 can be divided by 16 positive divisors.
The sum of these divisors (counting 1639691390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001101110111011010001111110
3
Ternary
11020021100221201202
4
Quaternary
1201232323101332
5
Quinary
11324230111030
6
Senary
430412135502
8
Octal
14156732176
10
Decimal
1639691390
12
Duodecimal
399167592
16
Hexadecimal
61bbb47e
20
Vigesimal
15c8189a
36
Base36
r489z2
md5
5e1ead7265b110765f2a39356473f5f2
sha1
dcb60976cfad891f869a1789e8a88f6c3f4f1578
sha256
4100497b22b1ed3d15a5f040a8fed1f549a0c255670c7ca0b8bd5fb1b783a659
sha512
1ac6c852b5798d5d58679a79d2dc9b7a950f1291023329fbf82edc9e555da7a01b55ee0822ffb2b91895f7dee0c5d2296195767b87c1e6e4a5162739bf68e778
ripemd-160
d13a7bf144b8891455296588864c999f6c30b9e7
Diameter
3279382780
Circumference
10302484849.957
Area
8.4464478520399E+18
Volume
1.8466090425432E+28
Surface area
3.3785791408159E+19
Circumference
10302484849.957
Perimeter
6558765560
Area
2688587854440132100
Diagonal
2318873801.8444
Surface area
1.6131527126641E+19
Volume
4.4084543561841E+27
Space diagonal
2840028796.2132
Perimeter
4919074170
Area
1.1641926911257E+18
Altitude
1420014398.1066
Surface area
1.1641926911257E+18
Volume
5.1954132830152E+26
Height
772957933.94813