402390 is an even 6-digits composite number following 402389
and preceding 402391 . In scientific notation, it is written as 4.02390 × 10^5.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 100608 positive integers (up to 402390) that are relatively prime to 402390.
402390 has 16 divisors, whose sum is 655776
The reverse of 402390 is 093204
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 18
Digital Root 9
Name
four hundred two thousand three hundred ninety
Scientific notation
4.02390 × 10^5
Engineering notation
4.02390 × 10^3
Prime Factorization
2 × 45 × 17 × 263
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
402390
Product of the distinct prime numbers
The prime factorization of 402390 is 2 × 45 × 17 × 263.
Since it has a total of 4 prime factors.
5 , 4 , 79 , 82 , 625 , 615 , 1765 , 5273 , 27118 , 1156 , 42717 , 920325 , 2704125 , 7363941 , 55266655 , 59793652 , 247451116 , 395225043 , 4435368289 , 5832175732
n×2
804780
n×3
1207170
n×4
1609560
n×5
2011950
n÷2
201195
n÷3
134130
n÷3
100597.5
n÷5
80478
n2
161917712100
n3
65154068171919000
n4
2.6217345491698E+22
n5
1.0549597652405E+28
2 √n
634.34217895391
3 √n
73.82708592222
4 √n
25.186150538618
5 √n
13.210809675998
1 , 2 , 17 , 34 , 45 , 90 , 263 , 526 , 765 , 1530 , 4471 , 8942 , 11835 , 23670 , 201195 , 402390
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
-402389
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 402390 can be divided by 16 positive divisors.
The sum of these divisors (counting 402390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100010001111010110
3
Ternary
202102222100
4
Quaternary
1202033112
5
Quinary
100334030
6
Senary
12342530
8
Octal
1421726
10
Decimal
402390
12
Duodecimal
174a46
16
Hexadecimal
623d6
20
Vigesimal
2a5ja
36
Base36
8mhi
md5
ae38d0dec3a9b2cf84ab594ba2ed84bd
sha1
16f26458a9b8076e0f0c0b227f55b506152063fe
sha256
17f088e6b5bdfa2156eaf7c6dc9146e64ae60f39233b3289dd588ad745938f6d
sha512
d430a98258dc2eac025ffe4c5c922b1aed514b06808cd239d1b845800f2a8438b8abee76f9bedae03aaec65f875a10c3f1f4f1968a0d8fa3183781e48f0b6727
ripemd-160
a3520f7cc28954190145fff36c91f1af3712236b
Diameter
804780
Circumference
2528290.935756
Area
508679494819.43
Volume
2.7291672256052E+17
Surface area
2034717979277.7
Circumference
2528290.935756
Perimeter
1609560
Area
161917712100
Diagonal
569065.39536331
Surface area
971506272600
Volume
65154068171919000
Space diagonal
696959.92445764
Perimeter
1207170
Area
70112426000.627
Altitude
348479.96222882
Surface area
70112426000.627
Volume
7.6784805710424E+15
Height
189688.4651211