47997989 is an odd 8-digits composite number following 47997988
and preceding 47997990 . In scientific notation, it is written as 4.7997989 × 10^7.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 44259696 positive integers (up to 47997989) that are relatively prime to 47997989.
47997989 has 8 divisors, whose sum is 51744000
The reverse of 47997989 is 98979974
Previous prime number is 1999
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
forty-seven million nine hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
4.7997989 × 10^7
Engineering notation
4.7997989 × 10^6
Prime Factorization
13 × 1999 × 1847
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
47997989
Product of the distinct prime numbers
The prime factorization of 47997989 is 13 × 1999 × 1847.
Since it has a total of 3 prime factors.
8 , 7 , 94 , 51 , 104 , 191 , 5063 , 5029 , 86192 , 71836 , 910745 , 810290 , 9467720 , 4884890 , 90090133 , 86790394 , 411762567 , 947854338 , 501759418 , 7725036664
n×2
95995978
n×3
143993967
n×4
191991956
n×5
239989945
n÷2
23998994.5
n÷3
15999329.666667
n÷3
11999497.25
n÷5
9599597.8
n2
2303806948044121
n3
1.1057810055035E+23
n4
5.3075264538564E+30
n5
2.5475059634941E+38
2 √n
6928.0580973315
3 √n
363.41904317678
4 √n
83.234957183454
5 √n
34.375150509394
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
-47997988
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 47997989 can be divided by 8 positive divisors.
The sum of these divisors (counting 47997989) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110111000110010000100101
3
Ternary
10100022112212022
4
Quaternary
2313012100211
5
Quinary
44241413424
6
Senary
4432432525
8
Octal
267062045
10
Decimal
47997989
12
Duodecimal
140a8745
16
Hexadecimal
2dc6425
20
Vigesimal
ejjej9
36
Base36
skrhh
md5
4e1921f7b6a9fd583a41f6cfa9870668
sha1
c84d7591f70765ddf06f2af42b52c42b5f8df880
sha256
69704816f69a12cd3d1345412ffb0d34a11a46c9145d484a7a5269f9e08b2e91
sha512
f365ed98b6c7939629773270e614eaa8bcdd592ded4d353d36c36bdb78bc4f536d70622903e72f4c184db27d2cfc8ca4ecaeb1151960e0a63fce57c32cd14331
ripemd-160
941f17912f86b7a83bfa40b6d0ebce6def9fc531
Diameter
95995978
Circumference
301580259.25897
Area
7.2376229832645E+15
Volume
4.6318846444917E+23
Surface area
2.8950491933058E+16
Circumference
301580259.25897
Perimeter
191991956
Area
2303806948044121
Diagonal
67879407.010435
Surface area
13822841688264726
Volume
1.1057810055035E+23
Space diagonal
83134955.609132
Perimeter
143993967
Area
9.9757767121065E+14
Altitude
41567477.804566
Surface area
9.9757767121065E+14
Volume
1.303175412498E+22
Height
22626469.003478