42121489 is an odd 8-digits composite number following 42121488
and preceding 42121490 . In scientific notation, it is written as 4.2121489 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 42107940 positive integers (up to 42121489) that are relatively prime to 42121489.
42121489 has 4 divisors, whose sum is 42135040
The reverse of 42121489 is 98412124
Previous prime number is 4831
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
forty-two million one hundred twenty-one thousand four hundred eighty-nine
Scientific notation
4.2121489 × 10^7
Engineering notation
4.2121489 × 10^6
Prime Factorization
4831 × 8719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42121489
Product of the distinct prime numbers
The prime factorization of 42121489 is 4831 × 8719.
Since it has a total of 2 prime factors.
5 , 1 , 97 , 68 , 844 , 104 , 4071 , 9258 , 62884 , 99415 , 112935 , 426311 , 2621691 , 3880875 , 73700204 , 22257464 , 474863843 , 881013323 , 6268682650 , 1084999573
n×2
84242978
n×3
126364467
n×4
168485956
n×5
210607445
n÷2
21060744.5
n÷3
14040496.333333
n÷3
10530372.25
n÷5
8424297.8
n2
1774219835577121
n3
7.4732781287844E+22
n4
3.1478560249553E+30
n5
1.3259238292874E+38
2 √n
6490.1070099036
3 √n
347.93749978556
4 √n
80.561200400091
5 √n
33.488889235173
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
-42121488
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 42121489 can be divided by 4 positive divisors.
The sum of these divisors (counting 42121489) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000101011100100010001
3
Ternary
2221020222211011
4
Quaternary
2200223210101
5
Quinary
41240341424
6
Senary
4102450521
8
Octal
240534421
10
Decimal
42121489
12
Duodecimal
12133a41
16
Hexadecimal
282b911
20
Vigesimal
d353e9
36
Base36
p2t5d
md5
339bdff6d2e39ebbeea45961baf4dfc9
sha1
6014a4ce7be592df01ef356712634a7b5786aeb3
sha256
86941f20a689e906fe0239c689c5aa7ba8a6f199260c65c62b2ab86a56894a86
sha512
396103e029b617e6620e3f63df826e257d270fb646e7e338b7b19ac27c6295581b5f2b7e499a5a3c2f452dff3771bdb6073f17830fce9986c03682507ee431a7
ripemd-160
b82f458321b838262845c0873b5fb6cfdabbf2fc
Diameter
84242978
Circumference
264657120.80133
Area
5.5738760013024E+15
Volume
3.1303994223496E+23
Surface area
2.2295504005209E+16
Circumference
264657120.80133
Perimeter
168485956
Area
1774219835577121
Diagonal
59568781.011149
Surface area
10645319013462726
Volume
7.4732781287844E+22
Space diagonal
72956559.038454
Perimeter
126364467
Area
7.6825972475402E+14
Altitude
36478279.519227
Surface area
7.6825972475402E+14
Volume
8.8073427375942E+21
Height
19856260.33705