42891385 is an odd 8-digits composite number following 42891384
and preceding 42891386 . In scientific notation, it is written as 4.2891385 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 34285104 positive integers (up to 42891385) that are relatively prime to 42891385.
42891385 has 8 divisors, whose sum is 51511680
The reverse of 42891385 is 58319824
Previous prime number is 1583
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
forty-two million eight hundred ninety-one thousand three hundred eighty-five
Scientific notation
4.2891385 × 10^7
Engineering notation
4.2891385 × 10^6
Prime Factorization
5 × 1583 × 5419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42891385
Product of the distinct prime numbers
The prime factorization of 42891385 is 5 × 1583 × 5419.
Since it has a total of 3 prime factors.
5 , 8 , 67 , 21 , 10 , 143 , 2452 , 2267 , 98980 , 53137 , 827510 , 886045 , 9558653 , 746112 , 16629168 , 62710103 , 842686063 , 246571847 , 3875983748 , 3500551179
n×2
85782770
n×3
128674155
n×4
171565540
n×5
214456925
n÷2
21445692.5
n÷3
14297128.333333
n÷3
10722846.25
n÷5
8578277
n2
1839670907218225
n3
7.8906033154796E+22
n4
3.3843890468651E+30
n5
1.4516113359888E+38
2 √n
6549.1514717557
3 √n
350.04457935572
4 √n
80.926827886404
5 √n
33.610425768773
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
-42891384
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 42891385 can be divided by 8 positive divisors.
The sum of these divisors (counting 42891385) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011100111100001111001
3
Ternary
2222201002220211
4
Quaternary
2203213201321
5
Quinary
41440011020
6
Senary
4131151121
8
Octal
243474171
10
Decimal
42891385
12
Duodecimal
124454a1
16
Hexadecimal
28e7879
20
Vigesimal
d81895
36
Base36
pjb7d
md5
a3217ba9c82fb55110bfcf8155cbc473
sha1
56cb12d2a1902d11529fb34f9b8fdb9a7c7359e6
sha256
98d085ccd3813f1865dd2c2da60d1b38889bd4cf9f8de6b9b727c5250afb82e2
sha512
1a8d37287f98ff769301c63ac80fca7c9f1761f591bd0913bdfb406211ac0a8dcf2a47e517f41df11eeb1cc7af0f32b791d83b5ba3139d0cd986961d1b7c5f4e
ripemd-160
d2005fa1824c0b0b2050fe8802b9830d219524b0
Diameter
85782770
Circumference
269494520.03658
Area
5.7794966071396E+15
Volume
3.3052081877736E+23
Surface area
2.3117986428559E+16
Circumference
269494520.03658
Perimeter
171565540
Area
1839670907218225
Diagonal
60657578.375966
Surface area
11038025443309350
Volume
7.8906033154796E+22
Space diagonal
74290058.026998
Perimeter
128674155
Area
7.9660087012707E+14
Altitude
37145029.013499
Surface area
7.9660087012707E+14
Volume
9.2991651867145E+21
Height
20219192.791989