420865420 is an even 9-digits composite number following 420865419
and preceding 420865421 . In scientific notation, it is written as 4.20865420 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 168346160 positive integers (up to 420865420) that are relatively prime to 420865420.
420865420 has 12 divisors, whose sum is 883817424
The reverse of 420865420 is 024568024
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
four hundred twenty million eight hundred sixty-five thousand four hundred twenty
Scientific notation
4.20865420 × 10^8
Engineering notation
4.20865420 × 10^6
Prime Factorization
2 × 2 × 5 × 21043271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
210432710
Product of the distinct prime numbers
The prime factorization of 420865420 is 2 × 2 × 5 × 21043271.
Since it has a total of 4 prime factors.
1 , 4 , 36 , 60 , 796 , 725 , 3608 , 9110 , 30502 , 28908 , 881820 , 989730 , 9203284 , 8980369 , 14326419 , 98187807 , 625432031 , 45691080 , 330837883 , 5493562092
n×2
841730840
n×3
1262596260
n×4
1683461680
n×5
2104327100
n÷2
210432710
n÷3
140288473.33333
n÷3
105216355
n÷5
84173084
n2
177127701751776400
n3
7.4546924591396E+25
n4
3.1374222727866E+34
n5
1.3204325425537E+43
2 √n
20515.004752619
3 √n
749.40125249948
4 √n
143.23059991712
5 √n
53.067502466592
1 , 2 , 4 , 5 , 10 , 20 , 21043271 , 42086542 , 84173084 , 105216355 , 210432710 , 420865420
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-420865419
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 420865420 can be divided by 12 positive divisors.
The sum of these divisors (counting 420865420) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11001000101011110010110001100
3
Ternary
1002022221011211011
4
Quaternary
121011132112030
5
Quinary
1330220143140
6
Senary
105432335004
8
Octal
3105362614
10
Decimal
420865420
12
Duodecimal
b8b44464
16
Hexadecimal
1915e58c
20
Vigesimal
6ba83b0
36
Base36
6yklu4
md5
43761fa6d4acbcee96caed833f9da309
sha1
753d12547f005df7fdfc335df3e60eb82f370d31
sha256
d6bae380ab0ecb08fadb225a272613a5fc0e1f6ab84d5066ea365bb2e0981717
sha512
4fdaa84bf895af034f7aea3739cc970ea5848f544e9587631fac4add9cca2c0360cac5800b9f68f3817a05e36d4159326828c0abd85626fb349d16a71bda5528
ripemd-160
c3588bcefe74b961454a54beff363fe08dbba2ff
Diameter
841730840
Circumference
2644375423.244
Area
5.5646308657062E+17
Volume
3.1226142752539E+26
Surface area
2.2258523462825E+18
Circumference
2644375423.244
Perimeter
1683461680
Area
177127701751776400
Diagonal
595193584.89785
Surface area
1062766210510658400
Volume
7.4546924591396E+25
Space diagonal
728960290.58881
Perimeter
1262596260
Area
7.6698544715496E+16
Altitude
364480145.29441
Surface area
7.6698544715496E+16
Volume
8.7854393158631E+24
Height
198397861.63262