421387961 is an odd 9-digits composite number following 421387960
and preceding 421387962 . In scientific notation, it is written as 4.21387961 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 417658752 positive integers (up to 421387961) that are relatively prime to 421387961.
421387961 has 4 divisors, whose sum is 425117172
The reverse of 421387961 is 169783124
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
four hundred twenty-one million three hundred eighty-seven thousand nine hundred sixty-one
Scientific notation
4.21387961 × 10^8
Engineering notation
4.21387961 × 10^6
Prime Factorization
113 × 3729097
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
421387961
Product of the distinct prime numbers
The prime factorization of 421387961 is 113 × 3729097.
Since it has a total of 2 prime factors.
5 , 9 , 60 , 25 , 902 , 259 , 8008 , 2233 , 6598 , 20324 , 497665 , 155785 , 1620467 , 9463150 , 82071163 , 47250608 , 387992818 , 433371959 , 5388133174 , 3858096587
n×2
842775922
n×3
1264163883
n×4
1685551844
n×5
2106939805
n÷2
210693980.5
n÷3
140462653.66667
n÷3
105346990.25
n÷5
84277592.2
n2
177567813675737521
n3
7.4824938944047E+25
n4
3.1530328453581E+34
n5
1.3286500816715E+43
2 √n
20527.736382758
3 √n
749.71127315964
4 √n
143.27503754234
5 √n
53.080673510391
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
-421387960
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 421387961 can be divided by 4 positive divisors.
The sum of these divisors (counting 421387961) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001000111011101111010111001
3
Ternary
1002100220201121112
4
Quaternary
121013131322321
5
Quinary
1330333403321
6
Senary
105451450105
8
Octal
3107357271
10
Decimal
421387961
12
Duodecimal
b9156935
16
Hexadecimal
191ddeb9
20
Vigesimal
6bdd9i1
36
Base36
6yvt15
md5
9ef136326b29b74ab525ec74957fe26a
sha1
a08db842c5e8ec892d2a3da9b0349e9b1308fa1f
sha256
b9dcb1990f0beedf813a99b66867903ea60d5a3d4a7a9b5f93ad519fd2dca65f
sha512
08477ba556438f82c5ddce81da439812d7a8b17523f63d74587fab79b5b310ddaf09b2729f9d959f3480a3870be8a6c494b06dc9b187746ca9fa11ec40bf70e5
ripemd-160
0cb5b26378de8e412a3df7c4e0c841172c130bb8
Diameter
842775922
Circumference
2647658645.1776
Area
5.578457389577E+17
Volume
3.1342597132256E+26
Surface area
2.2313829558308E+18
Circumference
2647658645.1776
Perimeter
1685551844
Area
177567813675737521
Diagonal
595932569.46694
Surface area
1065406882054425126
Volume
7.4824938944047E+25
Space diagonal
729865358.14985
Perimeter
1264163883
Area
7.6889118768825E+16
Altitude
364932679.07493
Surface area
7.6889118768825E+16
Volume
8.8182036215342E+24
Height
198644189.82231