685890379 is an odd 9-digits composite number following 685890378
and preceding 685890380 . In scientific notation, it is written as 6.85890379 × 10^8.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 685828584 positive integers (up to 685890379) that are relatively prime to 685890379.
685890379 has 4 divisors, whose sum is 685952176
The reverse of 685890379 is 973098586
Previous prime number is 47293
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
six hundred eighty-five million eight hundred ninety thousand three hundred seventy-nine
Scientific notation
6.85890379 × 10^8
Engineering notation
6.85890379 × 10^6
Prime Factorization
47293 × 14503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
685890379
Product of the distinct prime numbers
The prime factorization of 685890379 is 47293 × 14503.
Since it has a total of 2 prime factors.
2 , 1 , 30 , 25 , 864 , 987 , 5193 , 7655 , 53997 , 89931 , 190611 , 338142 , 2354344 , 2304424 , 92608562 , 66722931 , 688449139 , 856243026 , 9962837124 , 707339440
n×2
1371780758
n×3
2057671137
n×4
2743561516
n×5
3429451895
n÷2
342945189.5
n÷3
228630126.33333
n÷3
171472594.75
n÷5
137178075.8
n2
470445612004763641
n3
3.2267411911683E+26
n4
2.2131907385454E+35
n5
1.5180062344602E+44
2 √n
26189.508949196
3 √n
881.89775493906
4 √n
161.83173035346
5 √n
58.512808272914
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
-685890378
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 685890379 can be divided by 4 positive divisors.
The sum of these divisors (counting 685890379) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000111000011101101101001011
3
Ternary
1202210121211201101
4
Quaternary
220320131231023
5
Quinary
2401041443004
6
Senary
152021002231
8
Octal
5070355513
10
Decimal
685890379
12
Duodecimal
171853377
16
Hexadecimal
28e1db4b
20
Vigesimal
ae6g5ij
36
Base36
bcd0ej
md5
4c38dcfa4614b4647564829054f5803f
sha1
4ca629ceda8a72b3a7edc686d1694ea8ba4d1412
sha256
b3f356ac577c70951a5c2f5e70f843424f003e71f5200d39614166b35f847cc8
sha512
a56350ab75749dca5f8d0823e94894e4b5369311b5ccbb0d406c2c7cc207c38c662c2726a1d0a350549210f40ab24c24e740b8fbfac6577ee1b28442c004f59e
ripemd-160
35110c57a0ed90f99ef18dc69d06339fbff92a5d
Diameter
1371780758
Circumference
4309576351.6686
Area
1.4779484785877E+18
Volume
1.3516141894947E+27
Surface area
5.9117939143509E+18
Circumference
4309576351.6686
Perimeter
2743561516
Area
470445612004763641
Diagonal
969995476.28302
Surface area
2822673672028581846
Volume
3.2267411911683E+26
Space diagonal
1187996984.8507
Perimeter
2057671137
Area
2.0370892554752E+17
Altitude
593998492.42534
Surface area
2.0370892554752E+17
Volume
3.8027509623485E+25
Height
323331825.42767