42978857 is an odd 8-digits composite number following 42978856
and preceding 42978858 . In scientific notation, it is written as 4.2978857 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 42406272 positive integers (up to 42978857) that are relatively prime to 42978857.
42978857 has 8 divisors, whose sum is 43554336
The reverse of 42978857 is 75887924
Previous prime number is 563
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
forty-two million nine hundred seventy-eight thousand eight hundred fifty-seven
Scientific notation
4.2978857 × 10^7
Engineering notation
4.2978857 × 10^6
Prime Factorization
97 × 563 × 787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42978857
Product of the distinct prime numbers
The prime factorization of 42978857 is 97 × 563 × 787.
Since it has a total of 3 prime factors.
10 , 6 , 48 , 60 , 874 , 734 , 2441 , 8561 , 52432 , 38603 , 849936 , 727643 , 3715801 , 9324504 , 98668186 , 78841996 , 425677512 , 351643037 , 8078675804 , 9867563268
n×2
85957714
n×3
128936571
n×4
171915428
n×5
214894285
n÷2
21489428.5
n÷3
14326285.666667
n÷3
10744714.25
n÷5
8595771.4
n2
1847182149026449
n3
7.938977743596E+22
n4
3.412081891682E+30
n5
1.4664737969489E+38
2 √n
6555.8261874458
3 √n
350.28237620231
4 √n
80.968056586816
5 √n
33.624123511578
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
-42978856
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 42978857 can be divided by 8 positive divisors.
The sum of these divisors (counting 42978857) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011111100111000101001
3
Ternary
2222212112220112
4
Quaternary
2203330320221
5
Quinary
42000310412
6
Senary
4133104105
8
Octal
243747051
10
Decimal
42978857
12
Duodecimal
12488035
16
Hexadecimal
28fce29
20
Vigesimal
d8c72h
36
Base36
pl6p5
md5
a36499acc9bbf07b86d66b4593952bbb
sha1
8285915832bd3f7a8aa4f447f0ae8ac22755e20e
sha256
17524f2c7d21f09829b3c3aa067bc9d9ed4505e6f2c6f5ed1b23a27b490604c5
sha512
90d74179b966b78e023ad8b991b0b55a9fa25f8fd42344d5cd5126aaae517d7238365e61a4998b7d0e4c9d1f679bf54b7d0fecbbf8ee057aaf4a4583be0cc918
ripemd-160
f2b268b5713ea221287e9904dccc0e4494eb0fa5
Diameter
85957714
Circumference
270044122.82177
Area
5.8030938692237E+15
Volume
3.3254712208392E+23
Surface area
2.3212375476895E+16
Circumference
270044122.82177
Perimeter
171915428
Area
1847182149026449
Diagonal
60781282.464694
Surface area
11083092894158694
Volume
7.938977743596E+22
Space diagonal
74441563.975237
Perimeter
128936571
Area
7.9985333323702E+14
Altitude
37220781.987619
Surface area
7.9985333323702E+14
Volume
9.3561749969764E+21
Height
20260427.488231