1998651401 is an odd 10-digits composite number following 1998651400
and preceding 1998651402 . In scientific notation, it is written as 1.998651401 × 10^9.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 1811125800 positive integers (up to 1998651401) that are relatively prime to 1998651401.
1998651401 has 12 divisors, whose sum is 2199303120
The reverse of 1998651401 is 1041568991
Previous prime number is 23
Is Prime? no Number parity odd Number length 10 Sum of Digits 44 Digital Root 8
Name
one billion nine hundred ninety-eight million six hundred fifty-one thousand four hundred one
Scientific notation
1.998651401 × 10^9
Engineering notation
1.998651401 × 10^9
Prime Factorization
23 × 19 × 23 × 198851
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
86897887 Product of the distinct prime numbers
The prime factorization of 1998651401 is 23 × 19 × 23 × 198851.
Since it has a total of 4 prime factors.
1 , 10 , 34 , 4 , 366 , 421 , 8631 , 68 , 85349 , 8741 , 98604 , 522661 , 944792 , 9498267 , 7023437 , 96958268 , 991099372 , 756291274 , 8956838528 , 1134118861
n×2
3997302802
n×3
5995954203
n×4
7994605604
n×5
9993257005
n÷2
999325700.5
n÷3
666217133.66667
n÷3
499662850.25
n÷5
399730280.2
n2
3994607422719262801
n3
7.9838277218629E+27
n4
1.5956888461644E+37
n5
3.1892257479465E+46
2 √n44706.279212209
3 √n1259.6377981752
4 √n211.4385944245
5 √n72.468189359064
1 , 19 , 23 , 437 , 529 , 10051 , 198851 , 3778169 , 4573573 , 86897887 , 105192179 , 1998651401
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1998651400 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998651401 can be divided by 12 positive divisors.
The sum of these divisors (counting 1998651401) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110111001000010000000000001001
3
Ternary
12011021211000021222
4
Quaternary
1313020100000021
5
Quinary
13043123321101
6
Senary
530154011425
8
Octal
16710200011
10
Decimal
1998651401
12
Duodecimal
479416b75
16
Hexadecimal
77210009
20
Vigesimal
1b4bb8a1
36
Base36
x1y1ah
md5
b58aa67c250fad34e8f2bf15703d1fcd
sha1
129ac2c5088bf1f7932b483330bbc9e7383a32ed
sha256
23961c8f01a8fa00ab0cf3e31ce8493c21870e35098a6bfc89a1c3d4552dd127
sha512
ad21b0f8a4fe3d42144f53b0ede0cf95ffeea530cc9c0360e95b18a28f3fd4603cca4b53ac64f3a3def64d48c1d7d113621c8479cc49133a0f527033ff092ceb
ripemd-160
2175a2e7cac878a100b3c3481008bb97f0a0854b
Diameter
3997302802
Circumference
12557897116.937
Area
1.254942933319E+19
Volume
3.3442579358041E+28
Surface area
5.019771733276E+19
Circumference
12557897116.937
Perimeter
7994605604
Area
3994607422719262801
Diagonal
2826519917.7502
Surface area
2.3967644536316E+19
Volume
7.9838277218629E+27
Space diagonal
3461765773.1507
Perimeter
5995954203
Area
1.7297157531104E+18
Altitude
1730882886.5754
Surface area
1.7297157531104E+18
Volume
9.4090312032573E+26
Height
942173305.91673