1438998979 is an odd 10-digits composite number following 1438998978
and preceding 1438998980 . In scientific notation, it is written as 1.438998979 × 10^9.
The sum of its digits is 67. It has a total of 3 prime factors and 8 positive divisors.
There are 1251303240 positive integers (up to 1438998979) that are relatively prime to 1438998979.
1438998979 has 8 divisors, whose sum is 1638070272
The reverse of 1438998979 is 9798998341
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 67
Digital Root 4
Name
one billion four hundred thirty-eight million nine hundred ninety-eight thousand nine hundred seventy-nine
Scientific notation
1.438998979 × 10^9
Engineering notation
1.438998979 × 10^9
Prime Factorization
11 × 23 × 5687743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1438998979
Product of the distinct prime numbers
The prime factorization of 1438998979 is 11 × 23 × 5687743.
Since it has a total of 3 prime factors.
5 , 7 , 13 , 64 , 23 , 943 , 5551 , 328 , 69123 , 73519 , 652302 , 994135 , 1951410 , 220645 , 21598980 , 46008523 , 751979815 , 399257186 , 7925984587 , 9442334316
n×2
2877997958
n×3
4316996937
n×4
5755995916
n×5
7194994895
n÷2
719499489.5
n÷3
479666326.33333
n÷3
359749744.75
n÷5
287799795.8
n2
2070718061563042441
n3
2.9797611763861E+27
n4
4.2878732904834E+36
n5
6.170245287087E+45
2 √n
37934.140019249
3 √n
1128.981508216
4 √n
194.76688635199
5 √n
67.859725283603
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
-1438998978
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 1438998979 can be divided by 8 positive divisors.
The sum of these divisors (counting 1438998979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010101110001010110000111000011
3
Ternary
10201021201201111111
4
Quaternary
1111301112013003
5
Quinary
10421340431404
6
Senary
354442424151
8
Octal
12561260703
10
Decimal
1438998979
12
Duodecimal
341b02057
16
Hexadecimal
55c561c3
20
Vigesimal
129deh8j
36
Base36
nsqqpv
md5
43194101123ed30ea82fad563bb6c734
sha1
ea220d7f77ee55fa440a7d6f4aee91f00ffad592
sha256
c8ea46b92d4f333566c6894b6a669fb3cf66453cc82cb71c0b9c302a714da5af
sha512
ce1a9e8d33b1b68b98c1af9b5804b2daec96a11706624bcf5a21ecddd4a3eff677222918577a4d1bf85577be9f532cc3e454340f80ef2e63ac1ce1ccec145692
ripemd-160
2f206aabdc0f7cff3a62094b7155a3ba5d266262
Diameter
2877997958
Circumference
9041497241.8992
Area
6.5053526498622E+18
Volume
1.2481594428249E+28
Surface area
2.6021410599449E+19
Circumference
9041497241.8992
Perimeter
5755995916
Area
2070718061563042441
Diagonal
2035051872.3428
Surface area
1.2424308369378E+19
Volume
2.9797611763861E+27
Space diagonal
2492419343.6677
Perimeter
4316996937
Area
8.9664722269443E+17
Altitude
1246209671.8339
Surface area
8.9664722269443E+17
Volume
3.511682223565E+26
Height
678350624.11428