49209721 is an odd 8-digits composite number following 49209720
and preceding 49209722 . In scientific notation, it is written as 4.9209721 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 44736100 positive integers (up to 49209721) that are relatively prime to 49209721.
49209721 has 4 divisors, whose sum is 53683344
The reverse of 49209721 is 12790294
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
forty-nine million two hundred nine thousand seven hundred twenty-one
Scientific notation
4.9209721 × 10^7
Engineering notation
4.9209721 × 10^6
Prime Factorization
11 × 4473611
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
49209721
Product of the distinct prime numbers
The prime factorization of 49209721 is 11 × 4473611.
Since it has a total of 2 prime factors.
4 , 6 , 84 , 86 , 390 , 610 , 455 , 3953 , 90915 , 69731 , 885715 , 30210 , 7457270 , 5245388 , 64358428 , 16058090 , 106610749 , 72374384 , 1646766890 , 6820680322
n×2
98419442
n×3
147629163
n×4
196838884
n×5
246048605
n÷2
24604860.5
n÷3
16403240.333333
n÷3
12302430.25
n÷5
9841944.2
n2
2421596640897841
n3
1.1916609507312E+23
n4
5.8641302912077E+30
n5
2.8857221553798E+38
2 √n
7014.9640768859
3 √n
366.4518913915
4 √n
83.755382375618
5 √n
34.54698731731
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-49209720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 49209721 can be divided by 4 positive divisors.
The sum of these divisors (counting 49209721) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111011101110000101111001
3
Ternary
10102121010001021
4
Quaternary
2323232011321
5
Quinary
100044202341
6
Senary
4514422441
8
Octal
273560571
10
Decimal
49209721
12
Duodecimal
14591a21
16
Hexadecimal
2eee179
20
Vigesimal
f7b461
36
Base36
taqgp
md5
b2f73949240e6371ebb63c99f5590fd2
sha1
77e2ebb4ce513484da72540d2c258643bf2738cb
sha256
bc5fca8fc662f1af2ee79e2d745c27bb7f14dc6c762598dd7b162e4c0465793c
sha512
3e8b4cf6431899dbd5acb4d1664592efabeaadf34d5e14bd6da954fa419e57d4004511ae240cd3a1e03029467eddad6064071110f89caf337b21229e8ad4f4e9
ripemd-160
a13e4976ef2f1572413a69e78fdf070965145747
Diameter
98419442
Circumference
309193795.95761
Area
7.6076702170024E+15
Volume
4.9916177178493E+23
Surface area
3.043068086801E+16
Circumference
309193795.95761
Perimeter
196838884
Area
2421596640897841
Diagonal
69593054.838796
Surface area
14529579845387046
Volume
1.1916609507312E+23
Space diagonal
85233736.998289
Perimeter
147629163
Area
1.0485821043683E+15
Altitude
42616868.499145
Surface area
1.0485821043683E+15
Volume
1.4043858985621E+22
Height
23197684.946265