628431378 is an even 9-digits composite number following 628431377
and preceding 628431379 . In scientific notation, it is written as 6.28431378 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 207317376 positive integers (up to 628431378) that are relatively prime to 628431378.
628431378 has 16 divisors, whose sum is 1269821280
The reverse of 628431378 is 873134826
Previous prime number is 97
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred twenty-eight million four hundred thirty-one thousand three hundred seventy-eight
Scientific notation
6.28431378 × 10^8
Engineering notation
6.28431378 × 10^6
Prime Factorization
2 × 3 × 97 × 1079779
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
628431378
Product of the distinct prime numbers
The prime factorization of 628431378 is 2 × 3 × 97 × 1079779.
Since it has a total of 4 prime factors.
10 , 3 , 34 , 80 , 872 , 847 , 7617 , 6670 , 52908 , 80748 , 541245 , 227579 , 3713060 , 8190724 , 94041948 , 93434705 , 733113249 , 776905965 , 9893708818 , 7666455111
n×2
1256862756
n×3
1885294134
n×4
2513725512
n×5
3142156890
n÷2
314215689
n÷3
209477126
n÷3
157107844.5
n÷5
125686275.6
n2
394925996854978884
n3
2.481838884116E+26
n4
1.559665429919E+35
n5
9.8014269534295E+43
2 √n
25068.533622851
3 √n
856.54980491599
4 √n
158.33045702849
5 √n
57.497845598693
1 , 2 , 3 , 6 , 97 , 194 , 291 , 582 , 1079779 , 2159558 , 3239337 , 6478674 , 104738563 , 209477126 , 314215689 , 628431378
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
-628431377
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 628431378 can be divided by 16 positive divisors.
The sum of these divisors (counting 628431378) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011101010001101000010010
3
Ternary
1121210111121210020
4
Quaternary
211131101220102
5
Quinary
2241334301003
6
Senary
142205244310
8
Octal
4535215022
10
Decimal
628431378
12
Duodecimal
156563696
16
Hexadecimal
25751a12
20
Vigesimal
9g7di8i
36
Base36
ae5gr6
md5
926b545a51176da47ef3860b1b5eeb68
sha1
6e162bc8c91d9dc29fee609b5d5806fa11c7ca76
sha256
839fe979ca5b3698a1ea72766ffee29af94a16097248a139390ed73d5ff42516
sha512
dbea52f1926667a7be83d95edf4328bf5116b1a40f27caaf52a1af189ac6b2468bc2531b7f99d4d31a802514d96521fcc3cedbb371515a89cc95342775db53fb
ripemd-160
0a534581904fc7f929bf85c0f323a72690dbb0e6
Diameter
1256862756
Circumference
3948550800.8202
Area
1.2406966104312E+18
Volume
1.0395902407643E+27
Surface area
4.9627864417249E+18
Circumference
3948550800.8202
Perimeter
2513725512
Area
394925996854978884
Diagonal
888736177.78841
Surface area
2369555981129873304
Volume
2.481838884116E+26
Space diagonal
1088475075.7665
Perimeter
1885294134
Area
1.7100797294565E+17
Altitude
544237537.88326
Surface area
1.7100797294565E+17
Volume
2.9248751746181E+25
Height
296245392.59614