681698984 is an even 9-digits composite number following 681698983
and preceding 681698985 . In scientific notation, it is written as 6.81698984 × 10^8.
The sum of its digits is 59. It has a total of 4 prime factors and 8 positive divisors.
There are 340849488 positive integers (up to 681698984) that are relatively prime to 681698984.
681698984 has 8 divisors, whose sum is 1278185610
The reverse of 681698984 is 489896186
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 59
Digital Root 5
Name
six hundred eighty-one million six hundred ninety-eight thousand nine hundred eighty-four
Scientific notation
6.81698984 × 10^8
Engineering notation
6.81698984 × 10^6
Prime Factorization
2 × 2 × 2 × 85212373
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
170424746
Product of the distinct prime numbers
The prime factorization of 681698984 is 2 × 2 × 2 × 85212373.
Since it has a total of 4 prime factors.
2 , 1 , 13 , 74 , 802 , 810 , 7142 , 374 , 79598 , 96462 , 355592 , 334673 , 7923698 , 9774978 , 87841612 , 56027258 , 352099651 , 353676425 , 5195625307 , 1670023529
n×2
1363397968
n×3
2045096952
n×4
2726795936
n×5
3408494920
n÷2
340849492
n÷3
227232994.66667
n÷3
170424746
n÷5
136339796.8
n2
464713504786632256
n3
3.1679472406413E+26
n4
2.1595864153108E+35
n5
1.4721878651775E+44
2 √n
26109.365829143
3 √n
880.09769232243
4 √n
161.58392812759
5 √n
58.441119855866
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
-681698983
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 681698984 can be divided by 8 positive divisors.
The sum of these divisors (counting 681698984) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101000011110011010101000
3
Ternary
1202111201220012112
4
Quaternary
220220132122220
5
Quinary
2344003331414
6
Senary
151351101452
8
Octal
5050363250
10
Decimal
681698984
12
Duodecimal
170371888
16
Hexadecimal
28a1e6a8
20
Vigesimal
ad0c794
36
Base36
b9v6aw
md5
cd794eb9a327e46fc3dc54f1c19e04f0
sha1
bc87387fed4af47d589d8afff49465ad4d9386fc
sha256
c0ea1d36337bb7cbceca6e2e7c324af9eac38b8621a8615c9174090010408f2a
sha512
2e00c932e24bfac43e23829610190f96e62c40c72fcec67856ceee95e579bd55adb0ed26b8ba9b6457304aa0d691a40cd41908ac3787b9685f6ab1a77631ef52
ripemd-160
5819379f7fb19c795c9aa776735fb1420328c665
Diameter
1363397968
Circumference
4283241040.1881
Area
1.4599405326616E+18
Volume
1.3269866370878E+27
Surface area
5.8397621306466E+18
Circumference
4283241040.1881
Perimeter
2726795936
Area
464713504786632256
Diagonal
964067948.62876
Surface area
2788281028719793536
Volume
3.1679472406413E+26
Space diagonal
1180737275.7561
Perimeter
2045096952
Area
2.0122685031346E+17
Altitude
590368637.87804
Surface area
2.0122685031346E+17
Volume
3.7334616271644E+25
Height
321355982.87625