639233421 is an odd 9-digits composite number following 639233420
and preceding 639233422 . In scientific notation, it is written as 6.39233421 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 425561472 positive integers (up to 639233421) that are relatively prime to 639233421.
639233421 has 8 divisors, whose sum is 853499520
The reverse of 639233421 is 124332936
Previous prime number is 719
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
six hundred thirty-nine million two hundred thirty-three thousand four hundred twenty-one
Scientific notation
6.39233421 × 10^8
Engineering notation
6.39233421 × 10^6
Prime Factorization
3 × 719 × 296353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639233421
Product of the distinct prime numbers
The prime factorization of 639233421 is 3 × 719 × 296353.
Since it has a total of 3 prime factors.
7 , 9 , 12 , 44 , 335 , 989 , 3563 , 8655 , 1176 , 42745 , 203052 , 468945 , 7641521 , 4105538 , 68977523 , 48289583 , 42654057 , 577147493 , 4205486034 , 6823016042
n×2
1278466842
n×3
1917700263
n×4
2556933684
n×5
3196167105
n÷2
319616710.5
n÷3
213077807
n÷3
159808355.25
n÷5
127846684.2
n2
408619366523363241
n3
2.6120315554958E+26
n4
1.6696978669795E+35
n5
1.0673266795457E+44
2 √n
25283.065893993
3 √n
861.42966679925
4 √n
159.00649638928
5 √n
57.694165315002
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
-639233420
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 639233421 can be divided by 8 positive divisors.
The sum of these divisors (counting 639233421) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000110011110110110001101
3
Ternary
1122112211102101220
4
Quaternary
212012132312031
5
Quinary
2302120432141
6
Senary
143232553553
8
Octal
4606366615
10
Decimal
639233421
12
Duodecimal
15a0b28b9
16
Hexadecimal
2619ed8d
20
Vigesimal
9jf43b1
36
Base36
akkznx
md5
8da68535af53054bcf1b76bc67bdef88
sha1
353aca3461951b46943cec56205c8688a871aed5
sha256
b9d8cff3dc63c7c0042f737a259afa347d44b86a99fcdead30e3d9030285fa49
sha512
1738e2280a1f3baba537a5abab03f63aa44438a638514a459f501c99b8acd136027d422c53ad4151c06a2daf38a7ebf704c0094bb278b25ca4108353add16a74
ripemd-160
30e1d7c317d3967d1edc3cc465f20ceeffd5242e
Diameter
1278466842
Circumference
4016422038.6853
Area
1.2837155999843E+18
Volume
1.0941252194254E+27
Surface area
5.1348623999373E+18
Circumference
4016422038.6853
Perimeter
2556933684
Area
408619366523363241
Diagonal
904012573.50035
Surface area
2451716199140179446
Volume
2.6120315554958E+26
Space diagonal
1107184763.0681
Perimeter
1917700263
Area
1.7693737594377E+17
Altitude
553592381.53403
Surface area
1.7693737594377E+17
Volume
3.0783087092739E+25
Height
301337524.50012