42681909 is an odd 8-digits composite number following 42681908
and preceding 42681910 . In scientific notation, it is written as 4.2681909 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 28436240 positive integers (up to 42681909) that are relatively prime to 42681909.
42681909 has 8 divisors, whose sum is 56945952
The reverse of 42681909 is 90918624
Previous prime number is 1973
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
forty-two million six hundred eighty-one thousand nine hundred nine
Scientific notation
4.2681909 × 10^7
Engineering notation
4.2681909 × 10^6
Prime Factorization
3 × 1973 × 7211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42681909
Product of the distinct prime numbers
The prime factorization of 42681909 is 3 × 1973 × 7211.
Since it has a total of 3 prime factors.
10 , 5 , 17 , 46 , 148 , 756 , 3770 , 9410 , 55817 , 65366 , 713172 , 291779 , 1863779 , 974600 , 64400295 , 58978929 , 80323152 , 961367366 , 8476916839 , 5315657680
n×2
85363818
n×3
128045727
n×4
170727636
n×5
213409545
n÷2
21340954.5
n÷3
14227303
n÷3
10670477.25
n÷5
8536381.8
n2
1821745355884281
n3
7.7755569501025E+22
n4
3.3187561416859E+30
n5
1.4165084763263E+38
2 √n
6533.1392913361
3 √n
349.47379157997
4 √n
80.827837354071
5 √n
33.577531647494
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
-42681908
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 42681909 can be divided by 8 positive divisors.
The sum of these divisors (counting 42681909) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010110100011000110101
3
Ternary
2222022110120110
4
Quaternary
2202310120311
5
Quinary
41411310114
6
Senary
4122453233
8
Octal
242643065
10
Decimal
42681909
12
Duodecimal
12364219
16
Hexadecimal
28b4635
20
Vigesimal
d6f4f9
36
Base36
petkl
md5
ee4461b384c1bbcf86c37ed12aafcd43
sha1
b3ae35e7e78913aca117128f572427e6407e7c81
sha256
26990b61fc45ac3086d18f0809c02fb3e191ce8af7accfbf3dedbfd6d5bca671
sha512
5b6e4fa4fb87d31c6a6e5b037a215e733901b7405c5c1e2dc1e0dd58cc4dc327a4299404142093a4d06ffdffbdb77231b27ff9d8b5fd6939de4d43b461852712
ripemd-160
24564af5499080f63d6e3ba851cac2309e3e37bc
Diameter
85363818
Circumference
268178343.51118
Area
5.7231818267574E+15
Volume
3.2570176789348E+23
Surface area
2.289272730703E+16
Circumference
268178343.51118
Perimeter
170727636
Area
1821745355884281
Diagonal
60361334.575774
Surface area
10930472135305686
Volume
7.7755569501025E+22
Space diagonal
73927234.952031
Perimeter
128045727
Area
7.8883887871106E+14
Altitude
36963617.476016
Surface area
7.8883887871106E+14
Volume
9.1635817448662E+21
Height
20120444.858591