78342942 is an even 8-digits composite number following 78342941
and preceding 78342943 . In scientific notation, it is written as 7.8342942 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 26097792 positive integers (up to 78342942) that are relatively prime to 78342942.
78342942 has 16 divisors, whose sum is 156785040
The reverse of 78342942 is 24924387
Previous prime number is 2129
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-eight million three hundred forty-two thousand nine hundred forty-two
Scientific notation
7.8342942 × 10^7
Engineering notation
7.8342942 × 10^6
Prime Factorization
2 × 3 × 2129 × 6133
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78342942
Product of the distinct prime numbers
The prime factorization of 78342942 is 2 × 3 × 2129 × 6133.
Since it has a total of 4 prime factors.
10 , 7 , 33 , 77 , 171 , 496 , 257 , 6468 , 38283 , 21035 , 940627 , 882487 , 9849899 , 9346580 , 75937787 , 48360083 , 240553592 , 722985011 , 6265955375 , 2932004802
n×2
156685884
n×3
235028826
n×4
313371768
n×5
391714710
n÷2
39171471
n÷3
26114314
n÷3
19585735.5
n÷5
15668588.4
n2
6137616561215364
n3
4.8083893827353E+23
n4
3.7670337052505E+31
n5
2.9512050308249E+39
2 √n
8851.1548399065
3 √n
427.89113820848
4 √n
94.080576315765
5 √n
37.914032262179
1 , 2 , 3 , 6 , 2129 , 4258 , 6133 , 6387 , 12266 , 12774 , 18399 , 36798 , 13057157 , 26114314 , 39171471 , 78342942
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
-78342941
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 78342942 can be divided by 16 positive divisors.
The sum of these divisors (counting 78342942) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101010110110101100011110
3
Ternary
12110102020022110
4
Quaternary
10222312230132
5
Quinary
130023433232
6
Senary
11435054450
8
Octal
452665436
10
Decimal
78342942
12
Duodecimal
222a1426
16
Hexadecimal
4ab6b1e
20
Vigesimal
149ch72
36
Base36
1an5su
md5
148070ae778651bf8eac001f56702822
sha1
da370cea9a38065cdfb2ec0a723377f840da57c5
sha256
796f493292ae6cf3806cde5c861b831007c1f6e6930a576277f409f357404dc8
sha512
f0283a5f9adc0b1e1d7198e4838b8749f644e53ce800900b84eee260908f627a538ef7f9df8ff0f814cd1f80425f25c527a0942cb81c7bef13f48559f8585f23
ripemd-160
e5e92e27d963b5c1ac84e3e14f29c82b5ec14a54
Diameter
156685884
Circumference
492243222.09562
Area
1.9281891099265E+16
Volume
2.0141334347201E+24
Surface area
7.7127564397061E+16
Circumference
492243222.09562
Perimeter
313371768
Area
6137616561215364
Diagonal
110793651.09261
Surface area
36825699367292184
Volume
4.8083893827353E+23
Space diagonal
135693955.95842
Perimeter
235028826
Area
2.6576659303503E+15
Altitude
67846977.979211
Surface area
2.6576659303503E+15
Volume
5.6667412318626E+22
Height
36931217.03087