998934981 is an odd 9-digits composite number following 998934980
and preceding 998934982 . In scientific notation, it is written as 9.98934981 × 10^8.
The sum of its digits is 60. It has a total of 2 prime factors and 4 positive divisors.
There are 605414920 positive integers (up to 998934981) that are relatively prime to 998934981.
998934981 has 4 divisors, whose sum is 1001687232
The reverse of 998934981 is 189439899
Previous prime number is 363
Is Prime? no Number parity odd Number length 9 Sum of Digits 60 Digital Root 6
Name
nine hundred ninety-eight million nine hundred thirty-four thousand nine hundred eighty-one
Scientific notation
9.98934981 × 10^8
Engineering notation
9.98934981 × 10^6
Prime Factorization
363 × 2751887
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
998934981 Product of the distinct prime numbers
The prime factorization of 998934981 is 363 × 2751887.
Since it has a total of 2 prime factors.
6 , 10 , 81 , 82 , 310 , 614 , 1310 , 5477 , 93563 , 22631 , 622184 , 464720 , 2885640 , 2917780 , 95946917 , 65430915 , 487689141 , 751820719 , 3557669493 , 4375380988
n×2
1997869962
n×3
2996804943
n×4
3995739924
n×5
4994674905
n÷2
499467490.5
n÷3
332978327
n÷3
249733745.25
n÷5
199786996.2
n2
997871096265470361
n3
9.968083445884E+26
n4
9.9574672476205E+35
n5
9.9468623558099E+44
2 √n31605.93268676
3 √n999.64486756255
4 √n177.7805745484
5 √n63.082289087772
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-998934980 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 998934981 can be divided by 4 positive divisors.
The sum of these divisors (counting 998934981) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011100010101000100111000101
3
Ternary
2120121200011011220
4
Quaternary
323202220213011
5
Quinary
4021211404411
6
Senary
243042350553
8
Octal
7342504705
10
Decimal
998934981
12
Duodecimal
23a65b459
16
Hexadecimal
3b8a89c5
20
Vigesimal
fc36h91
36
Base36
giqn5x
md5
9a47c689b15a0055e0011dd537db7540
sha1
44f519a2f8f3a4e42ab909f5cb59d4ee83619e21
sha256
09d33fc2235145ea24c6419d38b235e82135ebe49280f40db8496a65161b1042
sha512
e4b634fd495ac09172e5daeedc94d776af56264612c41eee4f332cd7c1d462f65864219a8b492035276273b85ac4711606f4823f351911af880095ade337f6a8
ripemd-160
79bfd188531cd21734ec231d8d59f0477ce80259
Diameter
1997869962
Circumference
6276493595.4469
Area
3.1349045052572E+18
Volume
4.1754210298612E+27
Surface area
1.2539618021029E+19
Circumference
6276493595.4469
Perimeter
3995739924
Area
997871096265470361
Diagonal
1412707398.0591
Surface area
5987226577592822166
Volume
9.968083445884E+26
Space diagonal
1730206140.5499
Perimeter
2996804943
Area
4.3209085953406E+17
Altitude
865103070.27493
Surface area
4.3209085953406E+17
Volume
1.174749900003E+26
Height
470902466.0197