1649449906 is an even 10-digits composite number following 1649449905
and preceding 1649449907 . In scientific notation, it is written as 1.649449906 × 10^9.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 761284560 positive integers (up to 1649449906) that are relatively prime to 1649449906.
1649449906 has 8 divisors, whose sum is 2664496044
The reverse of 1649449906 is 6099449461
Previous prime number is 13
Is Prime? no
Number parity even
Number length 10
Sum of Digits 52
Digital Root 7
Name
one billion six hundred forty-nine million four hundred forty-nine thousand nine hundred six
Scientific notation
1.649449906 × 10^9
Engineering notation
1.649449906 × 10^9
Prime Factorization
2 × 13 × 63440381
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1649449906
Product of the distinct prime numbers
The prime factorization of 1649449906 is 2 × 13 × 63440381.
Since it has a total of 3 prime factors.
9 , 8 , 83 , 47 , 973 , 140 , 2187 , 981 , 86423 , 78218 , 797266 , 999446 , 3948723 , 7214344 , 63550008 , 77754744 , 935132089 , 399616548 , 5223413016 , 8842783884
n×2
3298899812
n×3
4948349718
n×4
6597799624
n×5
8247249530
n÷2
824724953
n÷3
549816635.33333
n÷3
412362476.5
n÷5
329889981.2
n2
2720684992403408836
n3
4.4876336049754E+27
n4
7.4021268278891E+36
n5
1.2209437400462E+46
2 √n
40613.42026966
3 √n
1181.5344172371
4 √n
201.52771588459
5 √n
69.737733106502
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
-1649449905
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 1649449906 can be divided by 8 positive divisors.
The sum of these divisors (counting 1649449906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100010010100001001101110110010
3
Ternary
11020221201201220021
4
Quaternary
1202110021232302
5
Quinary
11334224344111
6
Senary
431401234054
8
Octal
14224115662
10
Decimal
1649449906
12
Duodecimal
3a049292a
16
Hexadecimal
62509bb2
20
Vigesimal
15f914f6
36
Base36
ra1foy
md5
a5ebba54f018fecbdede3b5c3f3eac13
sha1
9e802759d708585ee668f43d029bb97b06b22244
sha256
6d1f400bf8e9aae4acd26fda18694eda4ff81bbe16a8656887e1a448c7b7c6a6
sha512
40aa1a4e21cc3676ea6caa41126065a1b1c3eee05727de7000bcacb297200269570a0d2df87b88eab37ac48d696deb1a277d4c52668b06c1d209ad8544893e63
ripemd-160
25ab9a53cad2bc3363f0a266d33993d94d6a882f
Diameter
3298899812
Circumference
10363799414.308
Area
8.5472839848666E+18
Volume
1.8797755687191E+28
Surface area
3.4189135939466E+19
Circumference
10363799414.308
Perimeter
6597799624
Area
2720684992403408836
Diagonal
2332674427.5202
Surface area
1.632410995442E+19
Volume
4.4876336049754E+27
Space diagonal
2856931041.7317
Perimeter
4948349718
Area
1.1780911595582E+18
Altitude
1428465520.8659
Surface area
1.1780911595582E+18
Volume
5.2887269225979E+26
Height
777558142.50674