142777985 is an odd 9-digits composite number following 142777984
and preceding 142777986 . In scientific notation, it is written as 1.42777985 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 92145408 positive integers (up to 142777985) that are relatively prime to 142777985.
142777985 has 8 divisors, whose sum is 172774080
The reverse of 142777985 is 589777241
Previous prime number is 119
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred forty-two million seven hundred seventy-seven thousand nine hundred eighty-five
Scientific notation
1.42777985 × 10^8
Engineering notation
1.42777985 × 10^6
Prime Factorization
5 × 119 × 239963
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142777985
Product of the distinct prime numbers
The prime factorization of 142777985 is 5 × 119 × 239963.
Since it has a total of 3 prime factors.
2 , 8 , 79 , 15 , 661 , 784 , 394 , 7245 , 1797 , 23701 , 586580 , 65680 , 5344982 , 4752699 , 80530882 , 61611853 , 960766507 , 925489735 , 8144548151 , 3428033818
n×2
285555970
n×3
428333955
n×4
571111940
n×5
713889925
n÷2
71388992.5
n÷3
47592661.666667
n÷3
35694496.25
n÷5
28555597
n2
20385553000660225
n3
2.910608180545E+24
n4
4.1557077114273E+32
n5
5.9334357328655E+40
2 √n
11948.974223757
3 √n
522.66138646927
4 √n
109.31136365336
5 √n
42.749619119754
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
-142777984
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 142777985 can be divided by 8 positive divisors.
The sum of these divisors (counting 142777985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100000101001111010000001
3
Ternary
100221122212120112
4
Quaternary
20200221322001
5
Quinary
243022343420
6
Senary
22100121105
8
Octal
1040517201
10
Decimal
142777985
12
Duodecimal
3b996195
16
Hexadecimal
8829e81
20
Vigesimal
24c74j5
36
Base36
2d0875
md5
b9b1082d2c1afd990b4667fe1bee84f6
sha1
6fec193cf4d0912e8db9c5a58213115e1ea49b62
sha256
df924e8ec1f2b7a1bd866ba4c293a11c44fbc67e94975a5306a164d588bf5087
sha512
631d1081531d951ca59f452d9585dc4f1bda4e58cf08d04241c7f08da569f4bc001973088d5bd06f3078443bbb31c41f965486347416d70a715c9a9d4b9e9b8c
ripemd-160
0d96be3c5c079c74a38a9090cbf2a8eaf81b7944
Diameter
285555970
Circumference
897100537.54071
Area
6.404310354624E+16
Volume
1.2191927036638E+25
Surface area
2.5617241418496E+17
Circumference
897100537.54071
Perimeter
571111940
Area
20385553000660225
Diagonal
201918562.7953
Surface area
122313318003961350
Volume
2.910608180545E+24
Space diagonal
247298724.22231
Perimeter
428333955
Area
8.8272033843829E+15
Altitude
123649362.11115
Surface area
8.8272033843829E+15
Volume
3.4301846364006E+23
Height
67306187.598434