78342842 is an even 8-digits composite number following 78342841
and preceding 78342843 . In scientific notation, it is written as 7.8342842 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 39139744 positive integers (up to 78342842) that are relatively prime to 78342842.
78342842 has 8 divisors, whose sum is 117609300
The reverse of 78342842 is 24824387
Previous prime number is 1289
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-eight million three hundred forty-two thousand eight hundred forty-two
Scientific notation
7.8342842 × 10^7
Engineering notation
7.8342842 × 10^6
Prime Factorization
2 × 1289 × 30389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78342842
Product of the distinct prime numbers
The prime factorization of 78342842 is 2 × 1289 × 30389.
Since it has a total of 3 prime factors.
6 , 10 , 100 , 94 , 674 , 114 , 4683 , 7688 , 28277 , 58155 , 615781 , 618069 , 8056583 , 8412430 , 52991258 , 51470730 , 302036136 , 644826594 , 4243013926 , 3109798950
n×2
156685684
n×3
235028526
n×4
313371368
n×5
391714210
n÷2
39171421
n÷3
26114280.666667
n÷3
19585710.5
n÷5
15668568.4
n2
6137600892636964
n3
4.8083709699092E+23
n4
3.7670144717298E+31
n5
2.9511861957044E+39
2 √n
8851.1491909243
3 √n
427.8909561494
4 √n
94.080546293717
5 √n
37.914022583183
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
-78342841
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 78342842 can be divided by 8 positive divisors.
The sum of these divisors (counting 78342842) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010110110101010111010
3
Ternary
12110102020011202
4
Quaternary
10222312222322
5
Quinary
130023432332
6
Senary
11435054202
8
Octal
452665272
10
Decimal
78342842
12
Duodecimal
222a1362
16
Hexadecimal
4ab6aba
20
Vigesimal
149ch22
36
Base36
1an5q2
md5
01eb23f575d34186d14bdc8e736549ea
sha1
0f58497473424afbfda237044894086cfd7a6def
sha256
1bc297e948867d6330861e3d2fb8de12e50967a330435fc43803e9e8f9f6f0f2
sha512
405609e5a1523315828969e47663cbf5c4052228da206fdbe773d38d4eb4a98f0905708a295cbd9c31bfa2635cdd01a0622c70be593e3f2bdceac835f57f18ee
ripemd-160
1edf9c8daf7dbec17dcd64a78e2f2ff88f4ed94f
Diameter
156685684
Circumference
492242593.77709
Area
1.9281841874974E+16
Volume
2.0141257219735E+24
Surface area
7.7127367499898E+16
Circumference
492242593.77709
Perimeter
313371368
Area
6137600892636964
Diagonal
110793509.67125
Surface area
36825605355821784
Volume
4.8083709699092E+23
Space diagonal
135693782.75334
Perimeter
235028526
Area
2.6576591456568E+15
Altitude
67846891.37667
Surface area
2.6576591456568E+15
Volume
5.6667195321388E+22
Height
36931169.890418