998416981 is an odd 9-digits composite number following 998416980
and preceding 998416982 . In scientific notation, it is written as 9.98416981 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 983829840 positive integers (up to 998416981) that are relatively prime to 998416981.
998416981 has 8 divisors, whose sum is 1013019264
The reverse of 998416981 is 189614899
Previous prime number is 3733
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
nine hundred ninety-eight million four hundred sixteen thousand nine hundred eighty-one
Scientific notation
9.98416981 × 10^8
Engineering notation
9.98416981 × 10^6
Prime Factorization
71 × 3733 × 3767
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
998416981
Product of the distinct prime numbers
The prime factorization of 998416981 is 71 × 3733 × 3767.
Since it has a total of 3 prime factors.
7 , 1 , 23 , 31 , 694 , 714 , 3503 , 6270 , 1993 , 27600 , 395385 , 451570 , 254388 , 4872225 , 92566713 , 47574461 , 378709182 , 402508330 , 8083940623 , 7093425301
n×2
1996833962
n×3
2995250943
n×4
3993667924
n×5
4992084905
n÷2
499208490.5
n÷3
332805660.33333
n÷3
249604245.25
n÷5
199683396.2
n2
996836467949154361
n3
9.952584568805E+26
n4
9.9368294383335E+35
n5
9.9210992485328E+44
2 √n
31597.736960105
3 √n
999.47204831607
4 √n
177.75752293533
5 √n
63.075745437525
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
-998416980
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 998416981 can be divided by 8 positive divisors.
The sum of these divisors (counting 998416981) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100000101010001001010101
3
Ternary
2120120200211121201
4
Quaternary
323200222021111
5
Quinary
4021043320411
6
Senary
243023312501
8
Octal
7340521125
10
Decimal
998416981
12
Duodecimal
23a44b731
16
Hexadecimal
3b82a255
20
Vigesimal
fc02291
36
Base36
gifjh1
md5
0614afa26745294bd66f3bd9a446429a
sha1
0b6052d6fd458093fbd04bbee1c186b048b86bda
sha256
117b0c39289341b4ec481c508b280a05b6125b63b8a27a94b7a769e9e477d26b
sha512
0b64a7a04f1c38c02c20708fde65e3b8027e1cef587fc59c319cec6f843b6dce07514a620671b76e7c600c044bb558cdba48450f95adc281f74f95c40c3b46a3
ripemd-160
46c2fec3b465324a98333259faeaa0ad344dde7d
Diameter
1996833962
Circumference
6273238905.4578
Area
3.1316541245395E+18
Volume
4.1689288754118E+27
Surface area
1.2526616498158E+19
Circumference
6273238905.4578
Perimeter
3993667924
Area
996836467949154361
Diagonal
1411974835.4338
Surface area
5981018807694926166
Volume
9.952584568805E+26
Space diagonal
1729308938.2315
Perimeter
2995250943
Area
4.3164285233136E+17
Altitude
864654469.11577
Surface area
4.3164285233136E+17
Volume
1.1729233398224E+26
Height
470658278.47793