987239628 is an even 9-digits composite number following 987239627
and preceding 987239629 . In scientific notation, it is written as 9.87239628 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 329079864 positive integers (up to 987239628) that are relatively prime to 987239628.
987239628 has 12 divisors, whose sum is 1919632680
The reverse of 987239628 is 826932789
Previous prime number is 9
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
nine hundred eighty-seven million two hundred thirty-nine thousand six hundred twenty-eight
Scientific notation
9.87239628 × 10^8
Engineering notation
9.87239628 × 10^6
Prime Factorization
2 × 2 × 9 × 27423323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
493619814
Product of the distinct prime numbers
The prime factorization of 987239628 is 2 × 2 × 9 × 27423323.
Since it has a total of 4 prime factors.
3 , 9 , 30 , 28 , 853 , 147 , 6066 , 8943 , 52717 , 2048 , 348038 , 47348 , 7092415 , 5301154 , 32112209 , 6410700 , 454704032 , 903295882 , 8535894796 , 9182084360
n×2
1974479256
n×3
2961718884
n×4
3948958512
n×5
4936198140
n÷2
493619814
n÷3
329079876
n÷3
246809907
n÷5
197447925.6
n2
974642083093578384
n3
9.6220528754645E+26
n4
9.4992719013699E+35
n5
9.3780576581793E+44
2 √n
31420.369635
3 √n
995.72832141081
4 √n
177.25791839859
5 √n
62.933881194407
1 , 2 , 4 , 9 , 18 , 36 , 27423323 , 54846646 , 109693292 , 246809907 , 493619814 , 987239628
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-987239627
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 987239628 can be divided by 12 positive divisors.
The sum of these divisors (counting 987239628) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010110110000001010011001100
3
Ternary
2112210122222011200
4
Quaternary
322312001103030
5
Quinary
4010213132003
6
Senary
241543545500
8
Octal
7266012314
10
Decimal
987239628
12
Duodecimal
23675b290
16
Hexadecimal
3ad814cc
20
Vigesimal
f8a4j18
36
Base36
gbryz0
md5
2676f59f6e305a36005216918b2f09d9
sha1
468ef7d061c4a8d7843881ef4a38e92b22bb377b
sha256
6537ca7c72c51ac4bf458ca32f39bf2628f667bc1f8e1beb78389b39dd21dc75
sha512
acddb640f45a43ee6ed9e666d3197c32266659924f35acb6ca8f97695d6c8e60ef0f1e97cec7190de78a11bc6b54a26cfbc6d46e9a6b21473cf30c7690c54b3b
ripemd-160
a9a5b72fbc294f74aa63540db340bf72da7a979d
Diameter
1974479256
Circumference
6203009525.315
Area
3.0619284081262E+18
Volume
4.0304760834682E+27
Surface area
1.2247713632505E+19
Circumference
6203009525.315
Perimeter
3948958512
Area
974642083093578384
Diagonal
1396167671.2298
Surface area
5847852498561470304
Volume
9.6220528754645E+26
Space diagonal
1709949194.9414
Perimeter
2961718884
Area
4.2203240177821E+17
Altitude
854974597.4707
Surface area
4.2203240177821E+17
Volume
1.1339698061961E+26
Height
465389223.74326