42664981 is an odd 8-digits prime number following 42664980
and preceding 42664982 . In scientific notation, it is written as 4.2664981 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 42664980 positive integers (up to 42664981) that are relatively prime to 42664981.
42664981 has 2 divisors, whose sum is 42664982
The reverse of 42664981 is 18946624
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
forty-two million six hundred sixty-four thousand nine hundred eighty-one
Scientific notation
4.2664981 × 10^7
Engineering notation
4.2664981 × 10^6
Prime Factorization
42664981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
42664981
Product of the distinct prime numbers
The prime factorization of 42664981 is 42664981.
Since it has a total of 1 prime factors.
4 , 10 , 80 , 22 , 154 , 197 , 4652 , 1317 , 87782 , 54363 , 781816 , 411867 , 3789082 , 3038026 , 94452292 , 31750540 , 412373674 , 397808040 , 3190196216 , 6106738563
n×2
85329962
n×3
127994943
n×4
170659924
n×5
213324905
n÷2
21332490.5
n÷3
14221660.333333
n÷3
10666245.25
n÷5
8532996.2
n2
1820300603730361
n3
7.7663090672444E+22
n4
3.3134942879411E+30
n5
1.4137017083862E+38
2 √n
6531.843614172
3 √n
349.42758406682
4 √n
80.819821913761
5 √n
33.57486779921
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
42664982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
21332491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
6531.8436907201
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999531231
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42664981 can be divided by 2 positive divisors.
The sum of these divisors (counting 42664981) is 42664982, the average is 21332491.
Base
System
Value
2
Binary
10100010110000010000010101
3
Ternary
2222021121100111
4
Quaternary
2202300100111
5
Quinary
41410234411
6
Senary
4122243021
8
Octal
242602025
10
Decimal
42664981
12
Duodecimal
12356471
16
Hexadecimal
28b0415
20
Vigesimal
d6d291
36
Base36
pegid
md5
e26a924c2c8b5ed986c4300836b2f621
sha1
05142f4ee438af09a2f4f949d82341b0c9a1c33f
sha256
ea2f29f3e86eb7e3d3101e748f3a7f37627ed3f1b8addb199f25ea526e7c6f44
sha512
475f47f6f1b08a0478b80531e751758e231156b47208d499f663c09fbc7f185d4eb740e82845c87e4708ba99c5d1b6632b6e9ea22fc57586ac31637d9a7d232c
ripemd-160
4d173083bbf667bd2f9481a6824ee54aa08f221d
Diameter
85329962
Circumference
268071981.7503
Area
5.7186430040044E+15
Volume
3.2531439348217E+23
Surface area
2.2874572016017E+16
Circumference
268071981.7503
Perimeter
170659924
Area
1820300603730361
Diagonal
60337394.76859
Surface area
10921803622382166
Volume
7.7663090672444E+22
Space diagonal
73897914.795961
Perimeter
127994943
Area
7.8821328267732E+14
Altitude
36948957.39798
Surface area
7.8821328267732E+14
Volume
9.1526830103985E+21
Height
20112464.922863