48651981 is an odd 8-digits composite number following 48651980
and preceding 48651982 . In scientific notation, it is written as 4.8651981 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 27801120 positive integers (up to 48651981) that are relatively prime to 48651981.
48651981 has 8 divisors, whose sum is 74136384
The reverse of 48651981 is 18915684
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-eight million six hundred fifty-one thousand nine hundred eighty-one
Scientific notation
4.8651981 × 10^7
Engineering notation
4.8651981 × 10^6
Prime Factorization
7 × 3 × 2316761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
48651981
Product of the distinct prime numbers
The prime factorization of 48651981 is 7 × 3 × 2316761.
Since it has a total of 3 prime factors.
10 , 3 , 83 , 98 , 933 , 350 , 3372 , 4518 , 57343 , 7786 , 545880 , 357439 , 1057271 , 4304596 , 31956321 , 46728190 , 966871484 , 760341867 , 7720688023 , 3838372256
n×2
97303962
n×3
145955943
n×4
194607924
n×5
243259905
n÷2
24325990.5
n÷3
16217327
n÷3
12162995.25
n÷5
9730396.2
n2
2367015255224361
n3
1.1515998122389E+23
n4
5.6027612184648E+30
n5
2.7258543234829E+38
2 √n
6975.0972036238
3 √n
365.06217993648
4 √n
83.517047383296
5 √n
34.468319163467
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
-48651980
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 48651981 can be divided by 8 positive divisors.
The sum of these divisors (counting 48651981) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001100101111011001101
3
Ternary
10101112202222020
4
Quaternary
2321211323031
5
Quinary
44423330411
6
Senary
4454440353
8
Octal
271457315
10
Decimal
48651981
12
Duodecimal
143630b9
16
Hexadecimal
2e65ecd
20
Vigesimal
f419j1
36
Base36
sys3x
md5
af630a38db10b342ee69a90bf4cbd07d
sha1
ebe907e0745fe5c1590e357ffff07d8187ad572f
sha256
850022f2c804e92a26a96c923e32d7fd9b2e6a9094f515bd851470ae88660afb
sha512
fe7a8ac3510499749438329cda03209483fd713987df6d3375db7b020842804e58b874d91bdce1a0cf886a4ba6da0cc73423cc72c0d15ea93f9a60cb461a286e
ripemd-160
e0f4ea350cb481225e37541419d5a6ab9e4d2a8d
Diameter
97303962
Circumference
305689412.18438
Area
7.4361977367478E+15
Volume
4.82381001334E+23
Surface area
2.9744790946991E+16
Circumference
305689412.18438
Perimeter
194607924
Area
2367015255224361
Diagonal
68804291.366518
Surface area
14202091531346166
Volume
1.1515998122389E+23
Space diagonal
84267702.980876
Perimeter
145955943
Area
1.0249476710848E+15
Altitude
42133851.490438
Surface area
1.0249476710848E+15
Volume
1.3571733940788E+22
Height
22934763.788839