49679981 is an odd 8-digits composite number following 49679980
and preceding 49679982 . In scientific notation, it is written as 4.9679981 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 44928000 positive integers (up to 49679981) that are relatively prime to 49679981.
49679981 has 16 divisors, whose sum is 54601008
The reverse of 49679981 is 18997694
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
forty-nine million six hundred seventy-nine thousand nine hundred eighty-one
Scientific notation
4.9679981 × 10^7
Engineering notation
4.9679981 × 10^6
Prime Factorization
13 × 241 × 157 × 101
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
49679981
Product of the distinct prime numbers
The prime factorization of 49679981 is 13 × 241 × 157 × 101.
Since it has a total of 4 prime factors.
1 , 7 , 9 , 25 , 322 , 962 , 1476 , 5837 , 93337 , 7982 , 366141 , 195458 , 1505452 , 1061678 , 56837154 , 73700524 , 750382991 , 861269013 , 2243425232 , 6569184112
n×2
99359962
n×3
149039943
n×4
198719924
n×5
248399905
n÷2
24839990.5
n÷3
16559993.666667
n÷3
12419995.25
n÷5
9935996.2
n2
2468100512160361
n3
1.2261518655022E+23
n4
6.0915201381262E+30
n5
3.0262660472323E+38
2 √n
7048.4027268595
3 √n
367.61549364913
4 √n
83.95476595679
5 √n
34.612764237377
1 , 13 , 101 , 157 , 241 , 1313 , 2041 , 3133 , 15857 , 24341 , 37837 , 206141 , 316433 , 491881 , 3821537 , 49679981
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
-49679980
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 49679981 can be divided by 16 positive divisors.
The sum of these divisors (counting 49679981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111101100000111001101101
3
Ternary
10110111000010022
4
Quaternary
2331200321231
5
Quinary
100204224411
6
Senary
4532451525
8
Octal
275407155
10
Decimal
49679981
12
Duodecimal
14779ba5
16
Hexadecimal
2f60e6d
20
Vigesimal
fa9jj1
36
Base36
tktbh
md5
636c6c7f36676be1e1317b5736341560
sha1
b0e02c80bcbc6f4f3c4d1c556b9debe35504ff41
sha256
56d7bdf14bcf3936cfb6d3d8e093131c6a9b4df871da1fc550ebae5994d1a13e
sha512
78e4b870fa0188cd115a262829e619b897e2c8150ce0a620f0947fe82e040f1ffd622fad8a8ced0b379fe35c1fb83cdbbce88fa3c9e4eb2e63ff76356ac83e67
ripemd-160
887a4d539396979884f5310e7ba0611c5f11c91a
Diameter
99359962
Circumference
312148526.68016
Area
7.7537664373242E+15
Volume
5.136092923796E+23
Surface area
3.1015065749297E+16
Circumference
312148526.68016
Perimeter
198719924
Area
2468100512160361
Diagonal
70258102.908638
Surface area
14808603072962166
Volume
1.2261518655022E+23
Space diagonal
86048251.211056
Perimeter
149039943
Area
1.0687188713121E+15
Altitude
43024125.605528
Surface area
1.0687188713121E+15
Volume
1.4450338314352E+22
Height
23419367.636213