398784493 is an odd 9-digits composite number following 398784492
and preceding 398784494 . In scientific notation, it is written as 3.98784493 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 391434960 positive integers (up to 398784493) that are relatively prime to 398784493.
398784493 has 8 divisors, whose sum is 406183680
The reverse of 398784493 is 394487893
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
three hundred ninety-eight million seven hundred eighty-four thousand four hundred ninety-three
Scientific notation
3.98784493 × 10^8
Engineering notation
3.98784493 × 10^6
Prime Factorization
71 × 229 × 24527
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
398784493
Product of the distinct prime numbers
The prime factorization of 398784493 is 71 × 229 × 24527.
Since it has a total of 3 prime factors.
3 , 2 , 94 , 16 , 152 , 378 , 9029 , 2170 , 88872 , 75979 , 355414 , 16230 , 1799784 , 389648 , 29785494 , 40976954 , 652535036 , 336245670 , 4968220959 , 279373767
n×2
797568986
n×3
1196353479
n×4
1595137972
n×5
1993922465
n÷2
199392246.5
n÷3
132928164.33333
n÷3
99696123.25
n÷5
79756898.6
n2
159029071857267049
n3
6.3418327792861E+25
n4
2.5290245695784E+34
n5
1.0085357807639E+43
2 √n
19969.589204588
3 √n
736.05921479802
4 √n
141.31379693642
5 √n
52.498591582026
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
-398784492
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 398784493 can be divided by 8 positive divisors.
The sum of these divisors (counting 398784493) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111110001001111011111101101
3
Ternary
1000210101100111001
4
Quaternary
113301033133231
5
Quinary
1304042100433
6
Senary
103323200301
8
Octal
2761173755
10
Decimal
398784493
12
Duodecimal
b1676091
16
Hexadecimal
17c4f7ed
20
Vigesimal
64c814d
36
Base36
6lfc31
md5
365eff0ef0f46167770fdbd344fda7a5
sha1
6a812402b17cc0b6997266dde47400574026ef34
sha256
522f6e88c1bdc7e6a17164443e3e88f74b0490032c0850655f0639a5136eddb5
sha512
968245e0742962067813002945e7b5f3ba01173804ee8f59ef2b4a017e3fe9b0067e8658290f81dd671a3b2681260c77f0e03490c513107df9f935f563588c66
ripemd-160
8167e0ef068ea2405a5d69ee781c3742edc9d0cf
Diameter
797568986
Circumference
2505636867.1487
Area
4.9960456385399E+17
Volume
2.6564607026267E+26
Surface area
1.998418255416E+18
Circumference
2505636867.1487
Perimeter
1595137972
Area
159029071857267049
Diagonal
563966438.46468
Surface area
954174431143602294
Volume
6.3418327792861E+25
Space diagonal
690715003.1466
Perimeter
1196353479
Area
6.8861608084327E+16
Altitude
345357501.5733
Surface area
6.8861608084327E+16
Volume
7.4739216056405E+24
Height
187988812.82156