47921487 is an odd 8-digits composite number following 47921486
and preceding 47921488 . In scientific notation, it is written as 4.7921487 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 29499392 positive integers (up to 47921487) that are relatively prime to 47921487.
47921487 has 16 divisors, whose sum is 68934240
The reverse of 47921487 is 78412974
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-seven million nine hundred twenty-one thousand four hundred eighty-seven
Scientific notation
4.7921487 × 10^7
Engineering notation
4.7921487 × 10^6
Prime Factorization
3 × 53 × 17 × 17729
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
47921487
Product of the distinct prime numbers
The prime factorization of 47921487 is 3 × 53 × 17 × 17729.
Since it has a total of 4 prime factors.
7 , 5 , 25 , 60 , 43 , 178 , 3727 , 7931 , 79922 , 43705 , 81220 , 57426 , 9431691 , 6152495 , 34010347 , 25799670 , 227506813 , 554662341 , 8871852443 , 2437320915
n×2
95842974
n×3
143764461
n×4
191685948
n×5
239607435
n÷2
23960743.5
n÷3
15973829
n÷3
11980371.75
n÷5
9584297.4
n2
2296468916291169
n3
1.1005020531795E+23
n4
5.2737694834915E+30
n5
2.5272687574414E+38
2 √n
6922.5347236399
3 √n
363.22586100199
4 √n
83.201771156868
5 √n
34.364185691845
1 , 3 , 17 , 51 , 53 , 159 , 901 , 2703 , 17729 , 53187 , 301393 , 904179 , 939637 , 2818911 , 15973829 , 47921487
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
-47921486
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 47921487 can be divided by 16 positive divisors.
The sum of these divisors (counting 47921487) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10110110110011100101001111
3
Ternary
10100011122220220
4
Quaternary
2312303211033
5
Quinary
44231441422
6
Senary
4431042423
8
Octal
266634517
10
Decimal
47921487
12
Duodecimal
14070413
16
Hexadecimal
2db394f
20
Vigesimal
eja3e7
36
Base36
sj4gf
md5
ec12c13f44ce57058e24e8da0437ebd3
sha1
dd642d9d7e31052604e5a3db4edfbe3a3cad50a7
sha256
0c7d95666e59f5443cb1e9972c1c3bb633853d19b49be9d4a52d1c63e02c20d0
sha512
597f392308b74a5984047d5d656842f8e14d34bb71a430d7f06c645e5a5dee61546e54b85621a584f0875379118c4eb91c178ae7621773ccc7b1a9729074d603
ripemd-160
e80a577ee9b6c3f55e72e4ae25c0f177b64ba76a
Diameter
95842974
Circumference
301099583.0166
Area
7.2145698766176E+15
Volume
4.6097722207057E+23
Surface area
2.8858279506471E+16
Circumference
301099583.0166
Perimeter
191685948
Area
2296468916291169
Diagonal
67771216.844486
Surface area
13778813497747014
Volume
1.1005020531795E+23
Space diagonal
83002450.258251
Perimeter
143764461
Area
9.9440021025474E+14
Altitude
41501225.129126
Surface area
9.9440021025474E+14
Volume
1.2969541075216E+22
Height
22590405.614829