1239657980 is an even 10-digits composite number following 1239657979
and preceding 1239657981 . In scientific notation, it is written as 1.239657980 × 10^9.
The sum of its digits is 50. It has a total of 5 prime factors and 24 positive divisors.
There are 450784640 positive integers (up to 1239657980) that are relatively prime to 1239657980.
1239657980 has 24 divisors, whose sum is 2839944240
The reverse of 1239657980 is 0897569321
Previous prime number is 11
Is Prime? no
Number parity even
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion two hundred thirty-nine million six hundred fifty-seven thousand nine hundred eighty
Scientific notation
1.239657980 × 10^9
Engineering notation
1.239657980 × 10^9
Prime Factorization
2 × 2 × 5 × 11 × 5634809
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
619828990
Product of the distinct prime numbers
The prime factorization of 1239657980 is 2 × 2 × 5 × 11 × 5634809.
Since it has a total of 5 prime factors.
3 , 5 , 25 , 49 , 776 , 545 , 6390 , 4592 , 34672 , 46454 , 846454 , 774702 , 1765089 , 5106348 , 623062 , 50238401 , 231592746 , 591302210 , 4081813257 , 1815796012
n×2
2479315960
n×3
3718973940
n×4
4958631920
n×5
6198289900
n÷2
619828990
n÷3
413219326.66667
n÷3
309914495
n÷5
247931596
n2
1536751907377680400
n3
1.905046765261E+27
n4
2.3616064248289E+36
n5
2.9275842501585E+45
2 √n
35208.777030735
3 √n
1074.2382864316
4 √n
187.64001980051
5 √n
65.865861421401
1 , 2 , 4 , 5 , 10 , 11 , 20 , 22 , 44 , 55 , 110 , 220 , 5634809 , 11269618 , 22539236 , 28174045 , 56348090 , 61982899 , 112696180 , 123965798 , 247931596 , 309914495 , 619828990 , 1239657980
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1239657979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1239657980 can be divided by 24 positive divisors.
The sum of these divisors (counting 1239657980) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001001111000111010110111111100
3
Ternary
10012101122011001112
4
Quaternary
1021320322313330
5
Quinary
10014323023410
6
Senary
323002101152
8
Octal
11170726774
10
Decimal
1239657980
12
Duodecimal
2a71aa7b8
16
Hexadecimal
49e3adfc
20
Vigesimal
j77h4j0
36
Base36
ki267w
md5
5e2e0c7fa439a784f77db8cecf731728
sha1
de64f034e9ca2106dfee39284b6dbac096fb0834
sha256
24af724304f9517ab4f993a7168156a4491383dc1bfa54a824a1eff3bf4dc108
sha512
4fe195eb45ab497b89c03fc05193dc554b5b5fa3ee5c71e23364d9719687db3cd37cfc001f48ce1dee23f271165489e716c10f9f260ce566d910e1d411d775c4
ripemd-160
9aaed945bc4d92e4fd6d4de6d66e7575c8ef676e
Diameter
2479315960
Circumference
7789000805.8639
Area
4.8278485026078E+18
Volume
7.9798412299851E+27
Surface area
1.9311394010431E+19
Circumference
7789000805.8639
Perimeter
4958631920
Area
1536751907377680400
Diagonal
1753141128.02
Surface area
9220511444266082400
Volume
1.905046765261E+27
Space diagonal
2147150605.3682
Perimeter
3718973940
Area
6.6543309555163E+17
Altitude
1073575302.6841
Surface area
6.6543309555163E+17
Volume
2.2451191436559E+26
Height
584380376.00668