649149738 is an even 9-digits composite number following 649149737
and preceding 649149739 . In scientific notation, it is written as 6.49149738 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 214826256 positive integers (up to 649149738) that are relatively prime to 649149738.
649149738 has 16 divisors, whose sum is 1307641440
The reverse of 649149738 is 837941946
Previous prime number is 139
Is Prime? no Number parity even Number length 9 Sum of Digits 51 Digital Root 6
Name
six hundred forty-nine million one hundred forty-nine thousand seven hundred thirty-eight
Scientific notation
6.49149738 × 10^8
Engineering notation
6.49149738 × 10^6
Prime Factorization
2 × 3 × 139 × 778357
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
649149738 Product of the distinct prime numbers
The prime factorization of 649149738 is 2 × 3 × 139 × 778357.
Since it has a total of 4 prime factors.
9 , 10 , 47 , 33 , 900 , 191 , 6692 , 5923 , 71295 , 73942 , 95683 , 778383 , 1286239 , 5159692 , 97880627 , 75459910 , 953467053 , 231955746 , 5769221835 , 8353882025
n×2
1298299476
n×3
1947449214
n×4
2596598952
n×5
3245748690
n÷2
324574869
n÷3
216383246
n÷3
162287434.5
n÷5
129829947.6
n2
421395382345468644
n3
2.7354870204397E+26
n4
1.7757406826208E+35
n5
1.1527215988793E+44
2 √n25478.417101539
3 √n865.86123273662
4 √n159.61960124477
5 √n57.87206473701
1 , 2 , 3 , 6 , 139 , 278 , 417 , 834 , 778357 , 1556714 , 2335071 , 4670142 , 108191623 , 216383246 , 324574869 , 649149738
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
-649149737 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 649149738 can be divided by 16 positive divisors.
The sum of these divisors (counting 649149738) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110101100010011110100101010
3
Ternary
1200020111020000220
4
Quaternary
212230103310222
5
Quinary
2312140242423
6
Senary
144225310510
8
Octal
4654236452
10
Decimal
649149738
12
Duodecimal
161495436
16
Hexadecimal
26b13d2a
20
Vigesimal
a2h3e6i
36
Base36
aqhj56
md5
a8787b8367730733cdb5186a4a6f6df7
sha1
998646cb51fdeaa8f73b17c8fb26ec8f55a4c7b1
sha256
60295269ee0fee4f46a3fa9f806da3f461ff8a63e4c39ac71ede78c29a4bd96e
sha512
ba7ee6cb638f27cee096f6c72cc4452619728ba0d6a0cd6e649b3cd10fc295653ef9df71e5223a1ca7ddb9cfd7de31ef88e9cdab79bddda096d703c81e7e1e3e
ripemd-160
4e689f8cdfaf36be0d2c9eb8d9758b56a330e481
Diameter
1298299476
Circumference
4078728095.9611
Area
1.3238526374332E+18
Volume
1.1458381236538E+27
Surface area
5.2954105497327E+18
Circumference
4078728095.9611
Perimeter
2596598952
Area
421395382345468644
Diagonal
918036363.49054
Surface area
2528372294072811864
Volume
2.7354870204397E+26
Space diagonal
1124360327.936
Perimeter
1947449214
Area
1.8246955307432E+17
Altitude
562180163.96801
Surface area
1.8246955307432E+17
Volume
3.2238023700012E+25
Height
306012121.16351