421729 is an odd 6-digits composite number following 421728
and preceding 421730 . In scientific notation, it is written as 4.21729 × 10^5.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 328560 positive integers (up to 421729) that are relatively prime to 421729.
421729 has 4 divisors, whose sum is 427284
The reverse of 421729 is 927124
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
four hundred twenty-one thousand seven hundred twenty-nine
Scientific notation
4.21729 × 10^5
Engineering notation
4.21729 × 10^3
Prime Factorization
77 × 5477
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
421729
Product of the distinct prime numbers
The prime factorization of 421729 is 77 × 5477.
Since it has a total of 2 prime factors.
9 , 6 , 6 , 59 , 847 , 730 , 7700 , 8152 , 89535 , 22016 , 226978 , 382350 , 886853 , 5282521 , 8084694 , 39418894 , 321496723 , 674442668 , 5570723888 , 9711000810
n×2
843458
n×3
1265187
n×4
1686916
n×5
2108645
n÷2
210864.5
n÷3
140576.33333333
n÷3
105432.25
n÷5
84345.8
n2
177855349441
n3
75006758664403489
n4
3.163252532478E+22
n5
1.3340353272694E+28
2 √n
649.40665226035
3 √n
74.991347149896
4 √n
25.483458404627
5 √n
13.335419841662
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
-421728
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 421729 can be divided by 4 positive divisors.
The sum of these divisors (counting 421729) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100110111101100001
3
Ternary
210102111121
4
Quaternary
1212331201
5
Quinary
101443404
6
Senary
13012241
8
Octal
1467541
10
Decimal
421729
12
Duodecimal
184081
16
Hexadecimal
66f61
20
Vigesimal
2ce69
36
Base36
91ep
md5
091787b7502b310fb20959fa10c5e117
sha1
c003c6ee453a322a69dff6fac8bbd8e2da58e924
sha256
10130df5036ef5bf67c3a3a2cfb88512927a6e30a4f6777f34cbafe1c80073ec
sha512
3c0f1587409a4bbc1fc36902a64d24770206f272b1225830bc83dfb1d2e0f13a33336953139da645898fe7a8c5814f8709c848f291e38731c5c00c497f233552
ripemd-160
f91ab9507ee96bba3b5f6644448dff4dc41da2d5
Diameter
843458
Circumference
2649801.4564115
Area
558749059205.49
Volume
3.1418757598623E+17
Surface area
2234996236822
Circumference
2649801.4564115
Perimeter
1686916
Area
177855349441
Diagonal
596414.87144604
Surface area
1067132096646
Volume
75006758664403489
Space diagonal
730456.05502522
Perimeter
1265187
Area
77013625407.432
Altitude
365228.02751261
Surface area
77013625407.432
Volume
8.8396312810704E+15
Height
198804.95714868