61431421 is an odd 8-digits composite number following 61431420
and preceding 61431422 . In scientific notation, it is written as 6.1431421 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 57559488 positive integers (up to 61431421) that are relatively prime to 61431421.
61431421 has 8 divisors, whose sum is 65335680
The reverse of 61431421 is 12413416
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
sixty-one million four hundred thirty-one thousand four hundred twenty-one
Scientific notation
6.1431421 × 10^7
Engineering notation
6.1431421 × 10^6
Prime Factorization
17 × 227 × 15919
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61431421
Product of the distinct prime numbers
The prime factorization of 61431421 is 17 × 227 × 15919.
Since it has a total of 3 prime factors.
3 , 4 , 25 , 82 , 727 , 4 , 691 , 4070 , 76935 , 87677 , 312809 , 243182 , 2950680 , 2550750 , 63749263 , 80021387 , 327655054 , 403192079 , 6929621004 , 2802679003
n×2
122862842
n×3
184294263
n×4
245725684
n×5
307157105
n÷2
30715710.5
n÷3
20477140.333333
n÷3
15357855.25
n÷5
12286284.2
n2
3773819486079241
n3
2.3183109362734E+23
n4
1.4241713513511E+31
n5
8.7488869860991E+38
2 √n
7837.819913726
3 √n
394.57556503678
4 √n
88.531462846414
5 √n
36.114209432369
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-61431420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61431421 can be divided by 8 positive divisors.
The sum of these divisors (counting 61431421) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101010010101111001111101
3
Ternary
11021121001001211
4
Quaternary
3222111321331
5
Quinary
111211301141
6
Senary
10032404421
8
Octal
352257175
10
Decimal
61431421
12
Duodecimal
186a6711
16
Hexadecimal
3a95e7d
20
Vigesimal
j3iib1
36
Base36
10kosd
md5
ee4b07b472fda15ece7669996fd7967f
sha1
77afa6033f9c4dc8ccb2288cb3cc2afadecc91c8
sha256
92e6e090368fba5303fa57ecc09225f3d0b6a00cd7c8ba6cc085a5505efa2693
sha512
326640861d36832b9dbf45f3a1c1605608a0998d885c85a29e628c06f5153e36813fb093132087658c2a3d341d1dabe12821c0580d04f0708a75e39625c81a05
ripemd-160
15ebfa76c59dcb38508cf62abdb4f832103fb6e2
Diameter
122862842
Circumference
385985001.82636
Area
1.1855803573441E+16
Volume
9.7109181415111E+23
Surface area
4.7423214293762E+16
Circumference
385985001.82636
Perimeter
245725684
Area
3773819486079241
Diagonal
86877148.734051
Surface area
22642916916475446
Volume
2.3183109362734E+23
Space diagonal
106402342.35315
Perimeter
184294263
Area
1.6341117721207E+15
Altitude
53201171.176577
Surface area
1.6341117721207E+15
Volume
2.7321556398964E+22
Height
28959049.578017