1215709972 is an even 10-digits composite number following 1215709971
and preceding 1215709973 . In scientific notation, it is written as 1.215709972 × 10^9.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 596385920 positive integers (up to 1215709972) that are relatively prime to 1215709972.
1215709972 has 12 divisors, whose sum is 2167634196
The reverse of 1215709972 is 2799075121
Previous prime number is 53
Is Prime? no
Number parity even
Number length 10
Sum of Digits 43
Digital Root 7
Name
one billion two hundred fifteen million seven hundred nine thousand nine hundred seventy-two
Scientific notation
1.215709972 × 10^9
Engineering notation
1.215709972 × 10^9
Prime Factorization
2 × 2 × 53 × 5734481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
607854986
Product of the distinct prime numbers
The prime factorization of 1215709972 is 2 × 2 × 53 × 5734481.
Since it has a total of 4 prime factors.
3 , 3 , 16 , 97 , 995 , 558 , 3563 , 6413 , 9689 , 56060 , 873586 , 740733 , 3580180 , 7922755 , 58641649 , 78246086 , 429651794 , 923938653 , 8493601376 , 245284485
n×2
2431419944
n×3
3647129916
n×4
4862839888
n×5
6078549860
n÷2
607854986
n÷3
405236657.33333
n÷3
303927493
n÷5
243141994.4
n2
1477950736020240784
n3
1.7967594479045E+27
n4
2.1843383781028E+36
n5
2.6555219484818E+45
2 √n
34867.032738677
3 √n
1067.2757940579
4 √n
186.72716122374
5 √n
65.60938937569
1 , 2 , 4 , 53 , 106 , 212 , 5734481 , 11468962 , 22937924 , 303927493 , 607854986 , 1215709972
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
-1215709971
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 1215709972 can be divided by 12 positive divisors.
The sum of these divisors (counting 1215709972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000011101100100001100010100
3
Ternary
10010201120110120021
4
Quaternary
1020131210030110
5
Quinary
4442210204342
6
Senary
320344514524
8
Octal
11035441424
10
Decimal
1215709972
12
Duodecimal
29b17ba44
16
Hexadecimal
48764314
20
Vigesimal
iji3eic
36
Base36
k3svtg
md5
91840d147dc1baa7de153e2b22756d46
sha1
e80b7252fe29dc2bd43cafdcdd0de9d07447244f
sha256
399f70825796d3df8674051cf65abca42db73ed9392e276047e5cea5878adff0
sha512
86bcbc4c1e4ef69d7ec1b7397d3389b202ce5b3eab7c972c165a994ab15d1b4304ab3493a132e5a67b62433fc16cbf82c5e5ec91c2c624a5b67a0a7581343b07
ripemd-160
f33c969d72810270f37f3b621896dcc8b696e9a0
Diameter
2431419944
Circumference
7638531033.8621
Area
4.6431191746488E+18
Volume
7.52624837574E+27
Surface area
1.8572476698595E+19
Circumference
7638531033.8621
Perimeter
4862839888
Area
1477950736020240784
Diagonal
1719273530.3146
Surface area
8867704416121444704
Volume
1.7967594479045E+27
Space diagonal
2105671438.7721
Perimeter
3647129916
Area
6.3997144146772E+17
Altitude
1052835719.3861
Surface area
6.3997144146772E+17
Volume
2.1175013162905E+26
Height
573091176.77154