398982642 is an even 9-digits composite number following 398982641
and preceding 398982643 . In scientific notation, it is written as 3.98982642 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 132994212 positive integers (up to 398982642) that are relatively prime to 398982642.
398982642 has 8 divisors, whose sum is 797965296
The reverse of 398982642 is 246289893
Previous prime number is 3
Is Prime? no Number parity even Number length 9 Sum of Digits 51 Digital Root 6
Name
three hundred ninety-eight million nine hundred eighty-two thousand six hundred forty-two
Scientific notation
3.98982642 × 10^8
Engineering notation
3.98982642 × 10^6
Prime Factorization
2 × 3 × 66497107
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
398982642 Product of the distinct prime numbers
The prime factorization of 398982642 is 2 × 3 × 66497107.
Since it has a total of 3 prime factors.
3 , 4 , 26 , 94 , 718 , 905 , 4918 , 8766 , 74899 , 73620 , 168850 , 199964 , 502912 , 3378464 , 43830577 , 49207355 , 257868007 , 749350395 , 6676913871 , 2308729889
n×2
797965284
n×3
1196947926
n×4
1595930568
n×5
1994913210
n÷2
199491321
n÷3
132994214
n÷3
99745660.5
n÷5
79796528.4
n2
159187148617300164
n3
6.3512909127777E+25
n4
2.5340548284906E+34
n5
1.0110438904441E+43
2 √n19974.549857256
3 √n736.18110623722
4 √n141.3313477515
5 √n52.503807670759
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
-398982641 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 398982642 can be divided by 8 positive divisors.
The sum of these divisors (counting 398982642) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111110001111111110111110010
3
Ternary
1000210202102021220
4
Quaternary
113301333313302
5
Quinary
1304114421032
6
Senary
103331325510
8
Octal
2761776762
10
Decimal
398982642
12
Duodecimal
b1750896
16
Hexadecimal
17c7fdf2
20
Vigesimal
64dcgc2
36
Base36
6ljkz6
md5
43d2239ad3747067284b248be70723b3
sha1
85e0dc5317269c0ce2e1ff071b45ca2cc88a41ec
sha256
3428b117e34c21cf116e9998c4f5daba80e720db32a8c89a285420628fd40c80
sha512
e08e2f6e9787f32b0f2aa7d5100f29132d7d0431917e9832983a9e1a5e11926f3bbaaf7e2f1d5a1d590bc928f54b1b3cb01dec9748783e4b5d9b45459f335095
ripemd-160
512f13d250beb0091b8280debad728578837bca1
Diameter
797965284
Circumference
2506881874.0341
Area
5.0010117664202E+17
Volume
2.6604225163192E+26
Surface area
2.0004047065681E+18
Circumference
2506881874.0341
Perimeter
1595930568
Area
159187148617300164
Diagonal
564246663.46785
Surface area
955122891703800984
Volume
6.3512909127777E+25
Space diagonal
691058207.28206
Perimeter
1196947926
Area
6.8930057329295E+16
Altitude
345529103.64103
Surface area
6.8930057329295E+16
Volume
7.485068122856E+24
Height
188082221.15595