680245891 is an odd 9-digits composite number following 680245890
and preceding 680245892 . In scientific notation, it is written as 6.80245891 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 627919272 positive integers (up to 680245891) that are relatively prime to 680245891.
680245891 has 4 divisors, whose sum is 732572512
The reverse of 680245891 is 198542086
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred eighty million two hundred forty-five thousand eight hundred ninety-one
Scientific notation
6.80245891 × 10^8
Engineering notation
6.80245891 × 10^6
Prime Factorization
13 × 52326607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
680245891
Product of the distinct prime numbers
The prime factorization of 680245891 is 13 × 52326607.
Since it has a total of 2 prime factors.
10 , 5 , 5 , 41 , 419 , 467 , 3720 , 5132 , 96540 , 77224 , 992121 , 792552 , 4946689 , 4066664 , 87267171 , 58234331 , 74632768 , 693292836 , 2188118167 , 4572290250
n×2
1360491782
n×3
2040737673
n×4
2720983564
n×5
3401229455
n÷2
340122945.5
n÷3
226748630.33333
n÷3
170061472.75
n÷5
136049178.2
n2
462734472222383881
n3
3.1477322335333E+26
n4
2.1412319178293E+35
n5
1.4565642137814E+44
2 √n
26081.523939371
3 √n
879.47191585869
4 √n
161.49775211863
5 √n
58.416184251559
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-680245890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 680245891 can be divided by 4 positive divisors.
The sum of these divisors (counting 680245891) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000100010111011101010000011
3
Ternary
1202102000001221021
4
Quaternary
220202323222003
5
Quinary
2343120332031
6
Senary
151300010311
8
Octal
5042735203
10
Decimal
680245891
12
Duodecimal
16b990997
16
Hexadecimal
288bba83
20
Vigesimal
acbaeeb
36
Base36
b90137
md5
ab9ab9c74221d9467133bf4894d96666
sha1
91e907106429b471f8de830828a425706c35dffb
sha256
f82363b01b74e4a8e9f725e107a9752e4069b60fa9de6f807456bb4bb49b342a
sha512
0fc350dd05bea3f059bb221b64ed14c9ba4933b407de5ab6e9cdfb36a0726c8ed33d00e9d59c3ea73adb3a69139bee4127e6cc84394fabfce6cf586fdbbc31e7
ripemd-160
5a15bff7c1fdf0e50a7239b507be2f01587e4481
Diameter
1360491782
Circumference
4274110987.6005
Area
1.4537232184966E+18
Volume
1.3185189947115E+27
Surface area
5.8148928739864E+18
Circumference
4274110987.6005
Perimeter
2720983564
Area
462734472222383881
Diagonal
962012964.80077
Surface area
2776406833334303286
Volume
3.1477322335333E+26
Space diagonal
1178220444.852
Perimeter
2040737673
Area
2.0036990407568E+17
Altitude
589110222.42598
Surface area
2.0036990407568E+17
Volume
3.7096380128181E+25
Height
320670988.26692