1998232146 is an even 10-digits composite number following 1998232145
and preceding 1998232147 . In scientific notation, it is written as 1.998232146 × 10^9.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 661604400 positive integers (up to 1998232146) that are relatively prime to 1998232146.
1998232146 has 16 divisors, whose sum is 3129235200
The reverse of 1998232146 is 6412328991
Previous prime number is 149
Is Prime? no Number parity even Number length 10 Sum of Digits 45 Digital Root 9
Name
one billion nine hundred ninety-eight million two hundred thirty-two thousand one hundred forty-six
Scientific notation
1.998232146 × 10^9
Engineering notation
1.998232146 × 10^9
Prime Factorization
2 × 27 × 149 × 248351
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1998232146 Product of the distinct prime numbers
The prime factorization of 1998232146 is 2 × 27 × 149 × 248351.
Since it has a total of 4 prime factors.
5 , 6 , 14 , 48 , 201 , 387 , 396 , 5008 , 74956 , 79229 , 62133 , 627987 , 956398 , 4322277 , 93247477 , 29635412 , 544877014 , 255419393 , 8862984918 , 7567241303
n×2
3996464292
n×3
5994696438
n×4
7992928584
n×5
9991160730
n÷2
999116073
n÷3
666077382
n÷3
499558036.5
n÷5
399646429.2
n2
3992931709307765316
n3
7.9788044983215E+27
n4
1.5943503635195E+37
n5
3.1858821483715E+46
2 √n44701.589971722
3 √n1259.5497143843
4 √n211.42750523932
5 √n72.465148788771
1 , 2 , 27 , 54 , 149 , 298 , 4023 , 8046 , 248351 , 496702 , 6705477 , 13410954 , 37004299 , 74008598 , 999116073 , 1998232146
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
-1998232145 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 1998232146 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998232146) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000110101001101001010010
3
Ternary
12011021000201012000
4
Quaternary
1313012221221102
5
Quinary
13043021412041
6
Senary
530141014430
8
Octal
16706515122
10
Decimal
1998232146
12
Duodecimal
479254416
16
Hexadecimal
771a9a52
20
Vigesimal
1b48j076
36
Base36
x1p1si
md5
15b3e369637dab3ce03e825b24332650
sha1
04ae341db6e4912f2675fcd749d3e6aa549fe1dd
sha256
d17620290c25f24297a7bb1c197af844b1a432f19c557a7b91be611e7747d3f0
sha512
67292caa7653f53770e367764d2de11b344019429b8cacb6f0691a35bcc090cf0130e80ebde921011e48a2176449bc6711017bfa21efb84d0fdeb5f7f5c52ffc
ripemd-160
d37d7def48775d26d4b3897739fe37a28c79dd5c
Diameter
3996464292
Circumference
12555262860.081
Area
1.2544164924247E+19
Volume
3.3421538128475E+28
Surface area
5.0176659696988E+19
Circumference
12555262860.081
Perimeter
7992928584
Area
3992931709307765316
Diagonal
2825927001.6431
Surface area
2.3957590255847E+19
Volume
7.9788044983215E+27
Space diagonal
3461039602.1894
Perimeter
5994696438
Area
1.7289901479185E+18
Altitude
1730519801.0947
Surface area
1.7289901479185E+18
Volume
9.4031112775414E+26
Height
941975667.21437