668850685 is an odd 9-digits composite number following 668850684
and preceding 668850686 . In scientific notation, it is written as 6.68850685 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 535080544 positive integers (up to 668850685) that are relatively prime to 668850685.
668850685 has 4 divisors, whose sum is 802620828
The reverse of 668850685 is 586058866
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred sixty-eight million eight hundred fifty thousand six hundred eighty-five
Scientific notation
6.68850685 × 10^8
Engineering notation
6.68850685 × 10^6
Prime Factorization
5 × 133770137
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668850685
Product of the distinct prime numbers
The prime factorization of 668850685 is 5 × 133770137.
Since it has a total of 2 prime factors.
1 , 8 , 67 , 9 , 853 , 273 , 9352 , 715 , 52221 , 37633 , 55652 , 819848 , 390070 , 1485684 , 67411869 , 15943249 , 777472650 , 647213214 , 4014415787 , 2287587914
n×2
1337701370
n×3
2006552055
n×4
2675402740
n×5
3344253425
n÷2
334425342.5
n÷3
222950228.33333
n÷3
167212671.25
n÷5
133770137
n2
447361238824969225
n3
2.9921787103053E+26
n4
2.0013207800301E+35
n5
1.3385847746279E+44
2 √n
25862.147725972
3 √n
874.5333827727
4 √n
160.81712510169
5 √n
58.219146620567
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
-668850684
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 668850685 can be divided by 4 positive divisors.
The sum of these divisors (counting 668850685) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110111011101100111111101
3
Ternary
1201121120010122121
4
Quaternary
213313131213331
5
Quinary
2332211210220
6
Senary
150211442541
8
Octal
4767354775
10
Decimal
668850685
12
Duodecimal
167bb6451
16
Hexadecimal
27ddd9fd
20
Vigesimal
a9066e5
36
Base36
b27shp
md5
2c6390061e356de3bda42f7e47f33d43
sha1
3f15a962048f9b69cfb7fe7571fed2f75d905a8e
sha256
b50474916403ee57201a23dff382e4a789a38bbf5cb2aa576a73a673d9f699b0
sha512
97af1c95454ece409c328f66620e4f6030c7f7d5535523dae50b017a87e6b6374a0fead33b7f95ba08eaa7e0f537d56b10ddcbe0336303db000a30b15793515b
ripemd-160
b8a888796b0be15b1ebad7594942faeccbcab6b5
Diameter
1337701370
Circumference
4202512796.689
Area
1.4054267813934E+18
Volume
1.2533608872697E+27
Surface area
5.6217071255734E+18
Circumference
4202512796.689
Perimeter
2675402740
Area
447361238824969225
Diagonal
945897709.92953
Surface area
2684167432949815350
Volume
2.9921787103053E+26
Space diagonal
1158483369.0972
Perimeter
2006552055
Area
1.9371309874545E+17
Altitude
579241684.54862
Surface area
1.9371309874545E+17
Volume
3.5263164276315E+25
Height
315299236.64318