1998938547 is an odd 10-digits composite number following 1998938546
and preceding 1998938548 . In scientific notation, it is written as 1.998938547 × 10^9.
The sum of its digits is 63. It has a total of 4 prime factors and 16 positive divisors.
There are 1321297920 positive integers (up to 1998938547) that are relatively prime to 1998938547.
1998938547 has 16 divisors, whose sum is 2090683392
The reverse of 1998938547 is 7458398991
Previous prime number is 257
Is Prime? no Number parity odd Number length 10 Sum of Digits 63 Digital Root 9
Name
one billion nine hundred ninety-eight million nine hundred thirty-eight thousand five hundred forty-seven
Scientific notation
1.998938547 × 10^9
Engineering notation
1.998938547 × 10^9
Prime Factorization
27 × 271 × 257 × 1063
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1998938547 Product of the distinct prime numbers
The prime factorization of 1998938547 is 27 × 271 × 257 × 1063.
Since it has a total of 4 prime factors.
9 , 7 , 61 , 75 , 597 , 253 , 7214 , 1643 , 47761 , 66208 , 850700 , 418111 , 9466741 , 4540514 , 84224952 , 31248831 , 461356360 , 145276351 , 2905894690 , 1961906065
n×2
3997877094
n×3
5996815641
n×4
7995754188
n×5
9994692735
n÷2
999469273.5
n÷3
666312849
n÷3
499734636.75
n÷5
399787709.4
n2
3995755314682471209
n3
7.9872693228989E+27
n4
1.5966060534813E+37
n5
3.1915173846774E+46
2 √n44709.490569677
3 √n1259.6981192888
4 √n211.44618835457
5 √n72.470271538573
1 , 27 , 257 , 271 , 1063 , 6939 , 7317 , 28701 , 69647 , 273191 , 288073 , 1880469 , 7376157 , 7777971 , 74034761 , 1998938547
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
-1998938546 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 1998938547 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998938547) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111001001010110000110110011
3
Ternary
12011022100121012000
4
Quaternary
1313021112012303
5
Quinary
13043212013142
6
Senary
530204105043
8
Octal
16711260663
10
Decimal
1998938547
12
Duodecimal
479535183
16
Hexadecimal
772561b3
20
Vigesimal
1b4d7677
36
Base36
x246ur
md5
2cc2cdfc83e639fcaed0165888094400
sha1
01051271a911184b2c84aea064d51a1328daa1e1
sha256
5f03c2c8ec82afa44508867c75d06a1debdf81536a7f7340d1ecc87d5a9a9cae
sha512
e82fa61a3803914008438095052483b28268e4b87f3c2f631889d18f5ca3290cc657ab80a35932f2e016e4d04d38b3bd7008c2bffe6b25dad4522fdf5c3794f5
ripemd-160
aa1c32c1e7186c894b8ac86a44f0b024e6b5c939
Diameter
3997877094
Circumference
12559701308.465
Area
1.2553035542149E+19
Volume
3.345699550275E+28
Surface area
5.0212142168595E+19
Circumference
12559701308.465
Perimeter
7995754188
Area
3995755314682471209
Diagonal
2826926003.5178
Surface area
2.3974531888095E+19
Volume
7.9872693228989E+27
Space diagonal
3462263124.6119
Perimeter
5996815641
Area
1.7302128049109E+18
Altitude
1731131562.306
Surface area
1.7302128049109E+18
Volume
9.4130871689752E+26
Height
942308667.83926