812961830 is an even 9-digits composite number following 812961829
and preceding 812961831 . In scientific notation, it is written as 8.12961830 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 324432000 positive integers (up to 812961830) that are relatively prime to 812961830.
812961830 has 16 divisors, whose sum is 1466718624
The reverse of 812961830 is 038169218
Previous prime number is 433
Is Prime? no Number parity even Number length 9 Sum of Digits 38 Digital Root 2
Name
eight hundred twelve million nine hundred sixty-one thousand eight hundred thirty
Scientific notation
8.12961830 × 10^8
Engineering notation
8.12961830 × 10^6
Prime Factorization
2 × 5 × 433 × 187751
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
812961830 Product of the distinct prime numbers
The prime factorization of 812961830 is 2 × 5 × 433 × 187751.
Since it has a total of 4 prime factors.
3 , 7 , 40 , 59 , 565 , 602 , 8542 , 1424 , 57772 , 94540 , 818112 , 471252 , 5122285 , 2301931 , 69970372 , 37052744 , 478780484 , 760134475 , 7393369741 , 4929619318
n×2
1625923660
n×3
2438885490
n×4
3251847320
n×5
4064809150
n÷2
406480915
n÷3
270987276.66667
n÷3
203240457.5
n÷5
162592366
n2
660906937036948900
n3
5.3729211299325E+26
n4
4.3679797942356E+35
n5
3.5510008469248E+44
2 √n28512.485510737
3 √n933.304554243
4 √n168.85640500359
5 √n60.536043221258
1 , 2 , 5 , 10 , 433 , 866 , 2165 , 4330 , 187751 , 375502 , 938755 , 1877510 , 81296183 , 162592366 , 406480915 , 812961830
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-812961829 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 812961830 can be divided by 16 positive divisors.
The sum of these divisors (counting 812961830) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000011101001101000000100110
3
Ternary
2002122201201222102
4
Quaternary
300131031000212
5
Quinary
3131104234310
6
Senary
212400332102
8
Octal
6035150046
10
Decimal
812961830
12
Duodecimal
1a8314032
16
Hexadecimal
3074d026
20
Vigesimal
ce104ba
36
Base36
dg0ld2
md5
acabfe238195f337900cfffd6f18322f
sha1
2f5b7a2a7a102153a26d78a22aaebda09ed04f49
sha256
39d1473b685893821a14bd3c5a6c003ef6eb47cda78e09474f8fc4f2e96380e8
sha512
2dd283632f07926bf7a2beefef7a48abe38064b2ceb8947bfa4feea68d4e4ed4130c383da5906ac5dc377718cb3fa403025db1c7fe363f4f28e751c1f4751be0
ripemd-160
476e5795152071167e6ee62938a9ecb4410c1250
Diameter
1625923660
Circumference
5107989825.5538
Area
2.0763003781018E+18
Volume
2.2506039400151E+27
Surface area
8.3052015124072E+18
Circumference
5107989825.5538
Perimeter
3251847320
Area
660906937036948900
Diagonal
1149701645.6777
Surface area
3965441622221693400
Volume
5.3729211299325E+26
Space diagonal
1408091194.1742
Perimeter
2438885490
Area
2.8618109850568E+17
Altitude
704045597.08709
Surface area
2.8618109850568E+17
Volume
6.3320482762596E+25
Height
383233881.89255