47881491 is an odd 8-digits composite number following 47881490
and preceding 47881492 . In scientific notation, it is written as 4.7881491 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 27360840 positive integers (up to 47881491) that are relatively prime to 47881491.
47881491 has 8 divisors, whose sum is 72962304
The reverse of 47881491 is 19418874
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-seven million eight hundred eighty-one thousand four hundred ninety-one
Scientific notation
4.7881491 × 10^7
Engineering notation
4.7881491 × 10^6
Prime Factorization
3 × 7 × 2280071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
47881491
Product of the distinct prime numbers
The prime factorization of 47881491 is 3 × 7 × 2280071.
Since it has a total of 3 prime factors.
6 , 4 , 31 , 27 , 930 , 479 , 9153 , 9021 , 51503 , 32369 , 293530 , 965865 , 4886387 , 3246835 , 54376806 , 58003733 , 618288830 , 782950121 , 2978462339 , 8239002118
n×2
95762982
n×3
143644473
n×4
191525964
n×5
239407455
n÷2
23940745.5
n÷3
15960497
n÷3
11970372.75
n÷5
9576298.2
n2
2292637180383081
n3
1.0977488651878E+23
n4
5.2561852408749E+30
n5
2.5167398630528E+38
2 √n
6919.6452943775
3 √n
363.12478160477
4 √n
83.184405355676
5 √n
34.358447601752
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
-47881490
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 47881491 can be divided by 8 positive divisors.
The sum of these divisors (counting 47881491) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110110101001110100010011
3
Ternary
10100002122001120
4
Quaternary
2312221310103
5
Quinary
44224201431
6
Senary
4430133323
8
Octal
266516423
10
Decimal
47881491
12
Duodecimal
14051243
16
Hexadecimal
2da9d13
20
Vigesimal
ej53eb
36
Base36
si9lf
md5
ad2d5c87affe50bb576949181b9967b0
sha1
ed2d4c5b309f6c53cf0c934f2b93a5f7555a33a4
sha256
9943e5be99b70f41f1a2218f31af3feedeb483000de04fc834525a61fe07ce1d
sha512
0215620bbafb4964075ef6021ab5e94ca76bbd2db740da54ef61f85f0893076702af9c2eb9d6f97ce288047a4f5e5d9c4f2d3611393593c34eef28c77d95a97f
ripemd-160
a74cd4cd7652a6f7bf766b40069f1c463fa15bff
Diameter
95762982
Circumference
300848280.73705
Area
7.2025321232383E+15
Volume
4.5982396938139E+23
Surface area
2.8810128492953E+16
Circumference
300848280.73705
Perimeter
191525964
Area
2292637180383081
Diagonal
67714653.958845
Surface area
13755823082298486
Volume
1.0977488651878E+23
Space diagonal
82933175.154152
Perimeter
143644473
Area
9.9274101993624E+14
Altitude
41466587.577076
Surface area
9.9274101993624E+14
Volume
1.2937094443569E+22
Height
22571551.319615