7642942 is an even 7-digits composite number following 7642941
and preceding 7642943 . In scientific notation, it is written as 7.642942 × 10^6.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 3691008 positive integers (up to 7642942) that are relatively prime to 7642942.
7642942 has 16 divisors, whose sum is 11860560
The reverse of 7642942 is 2492467
Previous prime number is 37
Is Prime? no
Number parity even
Number length 7
Sum of Digits 34
Digital Root 7
Name
seven million six hundred forty-two thousand nine hundred forty-two
Scientific notation
7.642942 × 10^6
Engineering notation
7.642942 × 10^6
Prime Factorization
2 × 179 × 37 × 577
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7642942
Product of the distinct prime numbers
The prime factorization of 7642942 is 2 × 179 × 37 × 577.
Since it has a total of 4 prime factors.
4 , 7 , 78 , 99 , 990 , 743 , 3146 , 4127 , 45606 , 86309 , 438528 , 44128 , 1658752 , 2941420 , 11695129 , 20633289 , 924259307 , 938886525 , 1215588286 , 1363724017
n×2
15285884
n×3
22928826
n×4
30571768
n×5
38214710
n÷2
3821471
n÷3
2547647.3333333
n÷3
1910735.5
n÷5
1528588.4
n2
58414562415364
n3
4.4645911249601E+20
n4
3.4122611021785E+27
n5
2.6079713692806E+34
2 √n
2764.5871301155
3 √n
196.97911775012
4 √n
52.579341286435
5 √n
23.804119004301
1 , 2 , 37 , 74 , 179 , 358 , 577 , 1154 , 6623 , 13246 , 21349 , 42698 , 103283 , 206566 , 3821471 , 7642942
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7642941
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7642942 can be divided by 16 positive divisors.
The sum of these divisors (counting 7642942) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11101001001111100111110
3
Ternary
112101022010221
4
Quaternary
131021330332
5
Quinary
3424033232
6
Senary
431451554
8
Octal
35117476
10
Decimal
7642942
12
Duodecimal
2686bba
16
Hexadecimal
749f3e
20
Vigesimal
27f772
36
Base36
4jtby
md5
9a7d2b7a465200523204b75500ff580b
sha1
86386ab935471f96aac678365caabb577c5736de
sha256
dc417d3258f74e0c7867a227a04d63edd11dc684285f3716a054829e79694fa0
sha512
11e4e7fe8b3542a8fb3ce8f38c26aa9163744dde75d3a6e6ddc54e0d840c5ee921f8a46d98024b80ab1194fbc0844a21f157f88d1f59c1557dfa225583c0c1cf
ripemd-160
70d298dc14d002033ff9604f63dcff58d1ae0647
Diameter
15285884
Circumference
48022020.878026
Area
1.8351476014677E+14
Volume
1.8701235572609E+21
Surface area
7.3405904058708E+14
Circumference
48022020.878026
Perimeter
30571768
Area
58414562415364
Diagonal
10808752.232831
Surface area
350487374492184
Volume
4.4645911249601E+20
Space diagonal
13237963.863302
Perimeter
22928826
Area
25294247501328
Altitude
6618981.931651
Surface area
25294247501328
Volume
5.2615710994742E+19
Height
3602917.4109436