668977 is an odd 6-digits composite number following 668976
and preceding 668978 . In scientific notation, it is written as 6.68977 × 10^5.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 664560 positive integers (up to 668977) that are relatively prime to 668977.
668977 has 4 divisors, whose sum is 673396
The reverse of 668977 is 779866
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-eight thousand nine hundred seventy-seven
Scientific notation
6.68977 × 10^5
Engineering notation
6.68977 × 10^3
Prime Factorization
157 × 4261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668977
Product of the distinct prime numbers
The prime factorization of 668977 is 157 × 4261.
Since it has a total of 2 prime factors.
2 , 5 , 29 , 99 , 728 , 925 , 5389 , 3998 , 77078 , 26684 , 265302 , 20518 , 3699859 , 4908255 , 47572347 , 98167182 , 462439235 , 995934750 , 3461602811 , 2071794957
n×2
1337954
n×3
2006931
n×4
2675908
n×5
3344885
n÷2
334488.5
n÷3
222992.33333333
n÷3
167244.25
n÷5
133795.4
n2
447530226529
n3
299387428352690833
n4
2.002833036571E+23
n5
1.3398492363061E+29
2 √n
817.91014176375
3 √n
87.458843229443
4 √n
28.59912833923
5 √n
14.624540762492
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
-668976
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 668977 can be divided by 4 positive divisors.
The sum of these divisors (counting 668977) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011010100110001
3
Ternary
1020222122221
4
Quaternary
2203110301
5
Quinary
132401402
6
Senary
22201041
8
Octal
2432461
10
Decimal
668977
12
Duodecimal
283181
16
Hexadecimal
a3531
20
Vigesimal
43c8h
36
Base36
ec6p
md5
8abcc647b4fd74a12c2c325e07b03440
sha1
4d3c736cf11578f918bd35ec1df087d4c68e2902
sha256
c342287c6329fd8024f7febd76721c3ec8068aff1b66a8620c660f88955f2a9f
sha512
a0377c17560842ae44f89fc855d48f390d8ccbaa85ab87a61caa29dc5a8d94c9a3fd56b0fba22fb1ad930d05dab358dc286ee11db21931f3622fa0c1cc4b62f5
ripemd-160
b24430d778de0a6337adca7d71893c1e1d3a9bb6
Diameter
1337954
Circumference
4203306.4572411
Area
1405957671922.9
Volume
1.2540711273199E+18
Surface area
5623830687691.5
Circumference
4203306.4572411
Perimeter
2675908
Area
447530226529
Diagonal
946076.34631567
Surface area
2685181359174
Volume
299387428352690833
Space diagonal
1158702.153095
Perimeter
2006931
Area
193786272567.76
Altitude
579351.0765475
Surface area
193786272567.76
Volume
3.5283146798365E+16
Height
315358.78210522