1245121884 is an even 10-digits composite number following 1245121883
and preceding 1245121885 . In scientific notation, it is written as 1.245121884 × 10^9.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 415040616 positive integers (up to 1245121884) that are relatively prime to 1245121884.
1245121884 has 12 divisors, whose sum is 2421070400
The reverse of 1245121884 is 4881215421
Previous prime number is 9
Is Prime? no
Number parity even
Number length 10
Sum of Digits 36
Digital Root 9
Name
one billion two hundred forty-five million one hundred twenty-one thousand eight hundred eighty-four
Scientific notation
1.245121884 × 10^9
Engineering notation
1.245121884 × 10^9
Prime Factorization
2 × 2 × 9 × 34586719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
622560942
Product of the distinct prime numbers
The prime factorization of 1245121884 is 2 × 2 × 9 × 34586719.
Since it has a total of 4 prime factors.
3 , 7 , 11 , 80 , 308 , 417 , 6478 , 7773 , 79226 , 59637 , 738144 , 520563 , 6071344 , 7203444 , 67819676 , 21188951 , 803287931 , 892845689 , 9061589865 , 2080049407
n×2
2490243768
n×3
3735365652
n×4
4980487536
n×5
6225609420
n÷2
622560942
n÷3
415040628
n÷3
311280471
n÷5
249024376.8
n2
1550328506015709456
n3
1.9303479502292E+27
n4
2.4035184765649E+36
n5
2.9926734537693E+45
2 √n
35286.28464432
3 √n
1075.814240584
4 √n
187.84643899824
5 √n
65.923821267183
1 , 2 , 4 , 9 , 18 , 36 , 34586719 , 69173438 , 138346876 , 311280471 , 622560942 , 1245121884
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
-1245121883
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 1245121884 can be divided by 12 positive divisors.
The sum of these divisors (counting 1245121884) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010001101110000110101011100
3
Ternary
10012202220202010100
4
Quaternary
1022031300311130
5
Quinary
10022222400014
6
Senary
323315141100
8
Octal
11215606534
10
Decimal
1245121884
12
Duodecimal
2a8ba4790
16
Hexadecimal
4a370d5c
20
Vigesimal
j9204e4
36
Base36
klba70
md5
7869e6ebe47e7d5a2bafa4322577ccb5
sha1
8e8ef536bc1dfa9773c18a8d4af19f22604976a9
sha256
f9c28abce3b7b90df9e96eaf6e7e06ff0014249ee8ed1aa8267ed2397260b8b6
sha512
f7636158104f4a34956032f631717fcd644487f85f5bdb1100785a2327e95e15157aa84be293eda75198299d47aaeacdb5750c2c46973432af4267883c971dce
ripemd-160
bbf36aaebab7f6dc49d7d91a74af06af1984e4df
Diameter
2490243768
Circumference
7823331527.1966
Area
4.8705006451498E+18
Volume
8.0858225857495E+27
Surface area
1.9482002580599E+19
Circumference
7823331527.1966
Perimeter
4980487536
Area
1550328506015709456
Diagonal
1760868255.1603
Surface area
9.3019710360943E+18
Volume
1.9303479502292E+27
Space diagonal
2156614364.7039
Perimeter
3735365652
Area
6.7131193521039E+17
Altitude
1078307182.3519
Surface area
6.7131193521039E+17
Volume
2.2749368760943E+26
Height
586956085.05345