147942721 is an odd 9-digits composite number following 147942720
and preceding 147942722 . In scientific notation, it is written as 1.47942721 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 131911488 positive integers (up to 147942721) that are relatively prime to 147942721.
147942721 has 8 divisors, whose sum is 164890080
The reverse of 147942721 is 127249741
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred forty-seven million nine hundred forty-two thousand seven hundred twenty-one
Scientific notation
1.47942721 × 10^8
Engineering notation
1.47942721 × 10^6
Prime Factorization
19 × 17 × 458027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
147942721
Product of the distinct prime numbers
The prime factorization of 147942721 is 19 × 17 × 458027.
Since it has a total of 3 prime factors.
7 , 2 , 49 , 27 , 113 , 235 , 8905 , 8266 , 5078 , 26289 , 116456 , 990426 , 9170145 , 7837813 , 45501468 , 79327899 , 250058892 , 471563136 , 3815515754 , 3073876182
n×2
295885442
n×3
443828163
n×4
591770884
n×5
739713605
n÷2
73971360.5
n÷3
49314240.333333
n÷3
36985680.25
n÷5
29588544.2
n2
21887048696883841
n3
3.2380295388765E+24
n4
4.7904290065976E+32
n5
7.0870910199338E+40
2 √n
12163.170680378
3 √n
528.88899940529
4 √n
110.28676566287
5 √n
43.054516889494
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
-147942720
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 147942721 can be divided by 8 positive divisors.
The sum of these divisors (counting 147942721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110100010110110101000001
3
Ternary
101022101021021001
4
Quaternary
20310112311001
5
Quinary
300333131341
6
Senary
22402532001
8
Octal
1064266501
10
Decimal
147942721
12
Duodecimal
41667001
16
Hexadecimal
8d16d41
20
Vigesimal
264cgg1
36
Base36
2g2xc1
md5
7266881759b6e8fcda67ca931e28511b
sha1
2772855c66e10859fe0c9abfec6216ecd799655c
sha256
05d84c080d7cc461a7ad2a2e5428b374cc1bcb100e922307f9ef3072bb172928
sha512
d7811339d9b944d6cd7385f6ebc4ff3a8370f9197e6f35950f7347740b14e62068d9b043ba96a5353c21e6bd8fdac42fbadd1c12e9d0e2bc99aa6a6025d4970b
ripemd-160
7ade91cf1d00c891f45fea49fa79bd57226689a3
Diameter
295885442
Circumference
929551530.89137
Area
6.8760191394892E+16
Volume
1.3563426415255E+25
Surface area
2.7504076557957E+17
Circumference
929551530.89137
Perimeter
591770884
Area
21887048696883841
Diagonal
209222602.49258
Surface area
131322292181303046
Volume
3.2380295388765E+24
Space diagonal
256244309.38199
Perimeter
443828163
Area
9.4773700926842E+15
Altitude
128122154.69099
Surface area
9.4773700926842E+15
Volume
3.8160544077032E+23
Height
69740867.497526