686392642 is an even 9-digits composite number following 686392641
and preceding 686392643 . In scientific notation, it is written as 6.86392642 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 312275040 positive integers (up to 686392642) that are relatively prime to 686392642.
686392642 has 16 divisors, whose sum is 1109219832
The reverse of 686392642 is 246293686
Previous prime number is 5041
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
six hundred eighty-six million three hundred ninety-two thousand six hundred forty-two
Scientific notation
6.86392642 × 10^8
Engineering notation
6.86392642 × 10^6
Prime Factorization
2 × 13 × 5041 × 5237
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
686392642
Product of the distinct prime numbers
The prime factorization of 686392642 is 2 × 13 × 5041 × 5237.
Since it has a total of 4 prime factors.
10 , 6 , 19 , 39 , 141 , 102 , 8139 , 6860 , 98143 , 68568 , 481930 , 955354 , 457445 , 7826651 , 29999514 , 9181041 , 921462380 , 196278593 , 8504376074 , 9417487257
n×2
1372785284
n×3
2059177926
n×4
2745570568
n×5
3431963210
n÷2
343196321
n÷3
228797547.33333
n÷3
171598160.5
n÷5
137278528.4
n2
471134858991740164
n3
3.2338350060164E+26
n4
2.2196805535717E+35
n5
1.5235723995621E+44
2 √n
26199.096205785
3 √n
882.11296743266
4 √n
161.86134870866
5 √n
58.521375301984
1 , 2 , 13 , 26 , 5041 , 5237 , 10082 , 10474 , 65533 , 68081 , 131066 , 136162 , 26399717 , 52799434 , 343196321 , 686392642
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
-686392641
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 686392642 can be divided by 16 positive divisors.
The sum of these divisors (counting 686392642) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000111010011000010101000010
3
Ternary
1202211120100200201
4
Quaternary
220322120111002
5
Quinary
2401204031032
6
Senary
152035435414
8
Octal
5072302502
10
Decimal
686392642
12
Duodecimal
171a55b6a
16
Hexadecimal
28e98542
20
Vigesimal
ae9j1c2
36
Base36
bcnrya
md5
8c5db3d626f0de88a83755a78184192a
sha1
51996bf6f948f43c4f8323f9373b65bb0ddec930
sha256
09aa7cd62e6b34fa261e237c1b1bde4e1333702be370247c887c94684730c72e
sha512
1a6005dccf07e022df3121ae40b17dfc47cf2f57051aac4452951a3bb440790a52d639525fbacc3e39927ea384b85c01a9852b637bd174ce3fb519987fa50713
ripemd-160
73c291a0bb8d5872be62e000afcec9b46424a76a
Diameter
1372785284
Circumference
4312732163.1706
Area
1.4801138118585E+18
Volume
1.3545856397097E+27
Surface area
5.9204552474341E+18
Circumference
4312732163.1706
Perimeter
2745570568
Area
471134858991740164
Diagonal
970705783.4295
Surface area
2826809153950440984
Volume
3.2338350060164E+26
Space diagonal
1188866929.8854
Perimeter
2059177926
Area
2.0400737824762E+17
Altitude
594433464.94272
Surface area
2.0400737824762E+17
Volume
3.811111103321E+25
Height
323568594.4765