42651681 is an odd 8-digits composite number following 42651680
and preceding 42651682 . In scientific notation, it is written as 4.2651681 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 28434452 positive integers (up to 42651681) that are relatively prime to 42651681.
42651681 has 4 divisors, whose sum is 56868912
The reverse of 42651681 is 18615624
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
forty-two million six hundred fifty-one thousand six hundred eighty-one
Scientific notation
4.2651681 × 10^7
Engineering notation
4.2651681 × 10^6
Prime Factorization
3 × 14217227
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42651681
Product of the distinct prime numbers
The prime factorization of 42651681 is 3 × 14217227.
Since it has a total of 2 prime factors.
1 , 2 , 66 , 80 , 692 , 163 , 7362 , 5886 , 8472 , 10014 , 153864 , 876522 , 44515 , 146180 , 63969731 , 25548461 , 427481969 , 873181631 , 971991073 , 3788700865
n×2
85303362
n×3
127955043
n×4
170606724
n×5
213258405
n÷2
21325840.5
n÷3
14217227
n÷3
10662920.25
n÷5
8530336.2
n2
1819165892125761
n3
7.7590483317028E+22
n4
3.3093645430737E+30
n5
1.4114996080389E+38
2 √n
6530.8254455314
3 √n
349.39127114887
4 √n
80.81352266503
5 √n
33.572774272282
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
-42651680
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 42651681 can be divided by 4 positive divisors.
The sum of these divisors (counting 42651681) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100010101101000000100001
3
Ternary
2222020221002220
4
Quaternary
2202231000201
5
Quinary
41404323211
6
Senary
4122101253
8
Octal
242550041
10
Decimal
42651681
12
Duodecimal
1234a829
16
Hexadecimal
28ad021
20
Vigesimal
d6b941
36
Base36
pe68x
md5
41315ba0d0158bcb9ea070b18182ac7f
sha1
5dc98b03e1535645ffe437be6a4bfa2ab1aa49f3
sha256
583d527379be4d02da5633f986b1bc2714c529f20db158262181f9089067b93b
sha512
83843a4938b5faf0e451431d3792ddc111cfe44f4f197743011ce76437f69ec8937d026e64beb491db4b7bab6fe15256d41970db0385bf3ac76dbb0aca097a44
ripemd-160
a5d3f2a34a01a9339dd996e3c0657f2a9a29333e
Diameter
85303362
Circumference
267988415.38571
Area
5.7150782023634E+15
Volume
3.2501025650301E+23
Surface area
2.2860312809454E+16
Circumference
267988415.38571
Perimeter
170606724
Area
1819165892125761
Diagonal
60318585.728211
Surface area
10914995352754566
Volume
7.7590483317028E+22
Space diagonal
73874878.52022
Perimeter
127955043
Area
7.8772193813955E+14
Altitude
36937439.26011
Surface area
7.8772193813955E+14
Volume
9.1441261515021E+21
Height
20106195.242737