47156987 is an odd 8-digits composite number following 47156986
and preceding 47156988 . In scientific notation, it is written as 4.7156987 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 45179680 positive integers (up to 47156987) that are relatively prime to 47156987.
47156987 has 8 divisors, whose sum is 49159440
The reverse of 47156987 is 78965174
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-seven million one hundred fifty-six thousand nine hundred eighty-seven
Scientific notation
4.7156987 × 10^7
Engineering notation
4.7156987 × 10^6
Prime Factorization
29 × 131 × 12413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
47156987
Product of the distinct prime numbers
The prime factorization of 47156987 is 29 × 131 × 12413.
Since it has a total of 3 prime factors.
10 , 7 , 78 , 41 , 792 , 205 , 7009 , 8009 , 89627 , 97523 , 838985 , 800606 , 3773656 , 7286150 , 21113143 , 32454045 , 169058240 , 146920165 , 6904984240 , 9789718276
n×2
94313974
n×3
141470961
n×4
188627948
n×5
235784935
n÷2
23578493.5
n÷3
15718995.666667
n÷3
11789246.75
n÷5
9431397.4
n2
2223781422918169
n3
1.0486683165139E+23
n4
4.945203816916E+30
n5
2.3320091210666E+38
2 √n
6867.0945093249
3 √n
361.28396203734
4 √n
82.867934144184
5 √n
34.253835661024
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
-47156986
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 47156987 can be divided by 8 positive divisors.
The sum of these divisors (counting 47156987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110011111000111011111011
3
Ternary
10021201211020002
4
Quaternary
2303320323323
5
Quinary
44033010422
6
Senary
4402423215
8
Octal
263707373
10
Decimal
47156987
12
Duodecimal
13961b0b
16
Hexadecimal
2cf8efb
20
Vigesimal
eeec97
36
Base36
s2qkb
md5
18ae3b516cb13df7c4464a3ae27b0bb0
sha1
79d2d3455dc1bbc4764c7df306d32da43a0cbc2b
sha256
a090473d9110440fdd950855d8c85f32cb52a04853ba9fc0a6e3351ea120c32d
sha512
f6fc855106f7ab5c028d17d3cd7d05711733ee7c05bde8a758c5a7af93bad5259d77ee5a219d898e224173d41c83a6c0c8e58a7b0ae88af40353ce0464a9f122
ripemd-160
c97668acd0c32b912ea02cdb8d2f27c06b910f94
Diameter
94313974
Circumference
296296087.84926
Area
6.9862153814292E+15
Volume
4.3926515722834E+23
Surface area
2.7944861525717E+16
Circumference
296296087.84926
Perimeter
188627948
Area
2223781422918169
Diagonal
66690050.576052
Surface area
13342688537509014
Volume
1.0486683165139E+23
Space diagonal
81678297.415865
Perimeter
141470961
Area
9.6292560235552E+14
Altitude
40839148.707933
Surface area
9.6292560235552E+14
Volume
1.2358674630375E+22
Height
22230016.858684