1998733831 is an odd 10-digits composite number following 1998733830
and preceding 1998733832 . In scientific notation, it is written as 1.998733831 × 10^9.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 1994662600 positive integers (up to 1998733831) that are relatively prime to 1998733831.
1998733831 has 4 divisors, whose sum is 2002805064
The reverse of 1998733831 is 1383378991
Previous prime number is 491
Is Prime? no Number parity odd Number length 10 Sum of Digits 52 Digital Root 7
Name
one billion nine hundred ninety-eight million seven hundred thirty-three thousand eight hundred thirty-one
Scientific notation
1.998733831 × 10^9
Engineering notation
1.998733831 × 10^9
Prime Factorization
491 × 4070741
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1998733831 Product of the distinct prime numbers
The prime factorization of 1998733831 is 491 × 4070741.
Since it has a total of 2 prime factors.
2 , 5 , 24 , 68 , 441 , 331 , 2324 , 6124 , 78450 , 67388 , 841943 , 263532 , 9368512 , 5541324 , 47493740 , 6183446 , 245624592 , 17674014 , 9797478922 , 5986998316
n×2
3997467662
n×3
5996201493
n×4
7994935324
n×5
9993669155
n÷2
999366915.5
n÷3
666244610.33333
n÷3
499683457.75
n÷5
399746766.2
n2
3994936927183936561
n3
7.9848155890737E+27
n4
1.5959521052178E+37
n5
3.1898834653545E+46
2 √n44707.201108994
3 √n1259.6551149379
4 √n211.44077447123
5 √n72.468787107556
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
-1998733830 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 1998733831 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998733831) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111001000100100001000000111
3
Ternary
12011021222012100221
4
Quaternary
1313020210020013
5
Quinary
13043133440311
6
Senary
530155445211
8
Octal
16710441007
10
Decimal
1998733831
12
Duodecimal
479456807
16
Hexadecimal
77224207
20
Vigesimal
1b4c1ebb
36
Base36
x1zsw7
md5
09f3a238d60f48c79461ce6301e87cd9
sha1
cd415c4143fa33fed7130fa1cf1e066c33239de8
sha256
c113565303d507422fbaf0e4e20d12f94bb65081d6706e416a521baf9f2aad5f
sha512
48a214163c2436bfd1db04d976f07600fde2d19f06770c3755a5e6f3c9e4917fbe74c40d94043ef3b0bc17c57827882079bdea3f6ff57738cb341b998f98e686
ripemd-160
1a17f8ce6e37a625ffbd8e5abc542148b1690eb2
Diameter
3997467662
Circumference
12558415039.902
Area
1.2550464501996E+19
Volume
3.3446717326538E+28
Surface area
5.0201858007983E+19
Circumference
12558415039.902
Perimeter
7994935324
Area
3994936927183936561
Diagonal
2826636491.3741
Surface area
2.3969621563104E+19
Volume
7.9848155890737E+27
Space diagonal
3461908546.0988
Perimeter
5996201493
Area
1.7298584327289E+18
Altitude
1730954273.0494
Surface area
1.7298584327289E+18
Volume
9.4101954159301E+26
Height
942212163.79138