681567394 is an even 9-digits composite number following 681567393
and preceding 681567395 . In scientific notation, it is written as 6.81567394 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 340734960 positive integers (up to 681567394) that are relatively prime to 681567394.
681567394 has 8 divisors, whose sum is 1022497308
The reverse of 681567394 is 493765186
Previous prime number is 40277
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
six hundred eighty-one million five hundred sixty-seven thousand three hundred ninety-four
Scientific notation
6.81567394 × 10^8
Engineering notation
6.81567394 × 10^6
Prime Factorization
2 × 40277 × 8461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
681567394
Product of the distinct prime numbers
The prime factorization of 681567394 is 2 × 40277 × 8461.
Since it has a total of 3 prime factors.
10 , 7 , 17 , 43 , 438 , 750 , 6080 , 2893 , 82919 , 66640 , 399783 , 811256 , 3722161 , 4154271 , 55650419 , 52949135 , 785777979 , 529326713 , 9953334529 , 4214026523
n×2
1363134788
n×3
2044702182
n×4
2726269576
n×5
3407836970
n÷2
340783697
n÷3
227189131.33333
n÷3
170391848.5
n÷5
136313478.8
n2
464534112563951236
n3
3.1661130452431E+26
n4
2.1579194173558E+35
n5
1.4707675137492E+44
2 √n
26106.845730574
3 √n
880.04105955113
4 √n
161.57612982917
5 √n
58.438863475557
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
-681567393
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 681567394 can be divided by 8 positive divisors.
The sum of these divisors (counting 681567394) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000100111111110010010100010
3
Ternary
1202111111012200211
4
Quaternary
220213332102202
5
Quinary
2343440124034
6
Senary
151344204334
8
Octal
5047762242
10
Decimal
681567394
12
Duodecimal
1703096aa
16
Hexadecimal
289fe4a2
20
Vigesimal
acjfi9e
36
Base36
b9scrm
md5
a78b844a1bef063571967bc1b1aef7a5
sha1
c587d1bf0fa4e12c6c71e85fb76d3fe5d71ceb37
sha256
714f05e91de76ca6b2fd2c55c4bfaca183857b4d8beb68886cc9cde236cd6bb8
sha512
8c20b3e7c9d433f5a9a1cd9ec85a9a44661ce7139d560fff4ece676c52be7226da116a1ec109fef0ca4804971b986e7783561413f111b1cf69a3393536beea15
ripemd-160
345e5efed91636d0c10ac8594c790bbd6a73850f
Diameter
1363134788
Circumference
4282414235.8335
Area
1.4593769553728E+18
Volume
1.3262183311161E+27
Surface area
5.8375078214911E+18
Circumference
4282414235.8335
Perimeter
2726269576
Area
464534112563951236
Diagonal
963881852.26609
Surface area
2787204675383707416
Volume
3.1661130452431E+26
Space diagonal
1180509355.1903
Perimeter
2044702182
Area
2.0114917120242E+17
Altitude
590254677.59516
Surface area
2.0114917120242E+17
Volume
3.7313000071577E+25
Height
321293950.75536