49897781 is an odd 8-digits composite number following 49897780
and preceding 49897782 . In scientific notation, it is written as 4.9897781 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 46543464 positive integers (up to 49897781) that are relatively prime to 49897781.
49897781 has 12 divisors, whose sum is 53474112
The reverse of 49897781 is 18779894
Previous prime number is 19
Is Prime? no Number parity odd Number length 8 Sum of Digits 53 Digital Root 8
Name
forty-nine million eight hundred ninety-seven thousand seven hundred eighty-one
Scientific notation
4.9897781 × 10^7
Engineering notation
4.9897781 × 10^6
Prime Factorization
67 × 19 × 19 × 2063
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
2626199 Product of the distinct prime numbers
The prime factorization of 49897781 is 67 × 19 × 19 × 2063.
Since it has a total of 4 prime factors.
9 , 9 , 71 , 85 , 784 , 890 , 9262 , 1716 , 27695 , 90396 , 928892 , 126839 , 4179450 , 8118428 , 14777853 , 10520499 , 346720544 , 722076577 , 1259228280 , 2852425857
n×2
99795562
n×3
149693343
n×4
199591124
n×5
249488905
n÷2
24948890.5
n÷3
16632593.666667
n÷3
12474445.25
n÷5
9979556.2
n2
2489788548723961
n3
1.2423492374054E+23
n4
6.199047017357E+30
n5
3.0931869048078E+38
2 √n7063.8361390961
3 √n368.15192657705
4 √n84.046630742083
5 √n34.643060041012
1 , 19 , 67 , 361 , 1273 , 2063 , 24187 , 39197 , 138221 , 744743 , 2626199 , 49897781
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-49897780 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 49897781 can be divided by 12 positive divisors.
The sum of these divisors (counting 49897781) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111110010110000100110101
3
Ternary
10110220001212222
4
Quaternary
2332112010311
5
Quinary
100233212111
6
Senary
4541252125
8
Octal
276260465
10
Decimal
49897781
12
Duodecimal
14864045
16
Hexadecimal
2f96135
20
Vigesimal
fbh491
36
Base36
tphdh
md5
8adb928ebaeaf7b8d969576846cc0a27
sha1
2439119ec0e568b9e4f0f32966be1305902955d3
sha256
6019314198c1ad7f6383f5fa1a67cffbc88600c4ef9aef04c0e06fb3d995ebb4
sha512
465110fe82c0102d4c2dab3a49f47f700114323c8a609a221c3a020491c83b5a96474c4fcf2e7780e6f4ce6c02397047cedc36df21c37c5f03b72453cbebeb27
ripemd-160
822f68217138260c99ad4486e1ac05c38f4ed006
Diameter
99795562
Circumference
313517004.44006
Area
7.8219014136632E+15
Volume
5.2039403165674E+23
Surface area
3.1287605654653E+16
Circumference
313517004.44006
Perimeter
199591124
Area
2489788548723961
Diagonal
70566118.622523
Surface area
14938731292343766
Volume
1.2423492374054E+23
Space diagonal
86425491.876945
Perimeter
149693343
Area
1.0781100666233E+15
Altitude
43212745.938472
Surface area
1.0781100666233E+15
Volume
1.4641226172854E+22
Height
23522039.540841