142912131 is an odd 9-digits composite number following 142912130
and preceding 142912132 . In scientific notation, it is written as 1.42912131 × 10^8.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 95274752 positive integers (up to 142912131) that are relatively prime to 142912131.
142912131 has 4 divisors, whose sum is 190549512
The reverse of 142912131 is 131219241
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 24
Digital Root 6
Name
one hundred forty-two million nine hundred twelve thousand one hundred thirty-one
Scientific notation
1.42912131 × 10^8
Engineering notation
1.42912131 × 10^6
Prime Factorization
3 × 47637377
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142912131
Product of the distinct prime numbers
The prime factorization of 142912131 is 3 × 47637377.
Since it has a total of 2 prime factors.
2 , 1 , 34 , 79 , 16 , 173 , 5948 , 2681 , 24540 , 96819 , 126578 , 604698 , 6146 , 2264704 , 36981780 , 70263579 , 208482163 , 365454851 , 1182524911 , 3930419698
n×2
285824262
n×3
428736393
n×4
571648524
n×5
714560655
n÷2
71456065.5
n÷3
47637377
n÷3
35728032.75
n÷5
28582426.2
n2
20423877186961161
n3
2.9188198120709E+24
n4
4.1713475934807E+32
n5
5.9613617372605E+40
2 √n
11954.586191082
3 √n
522.82502277911
4 √n
109.33703028289
5 √n
42.757649120214
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-142912130
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142912131 can be divided by 4 positive divisors.
The sum of these divisors (counting 142912131) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100001001010101010000011
3
Ternary
100221220200120220
4
Quaternary
20201022222003
5
Quinary
243041142011
6
Senary
22103034123
8
Octal
1041125203
10
Decimal
142912131
12
Duodecimal
3ba3b943
16
Hexadecimal
884aa83
20
Vigesimal
24d406b
36
Base36
2d33pf
md5
3c996ce91ba136afe92cd4a25f23fff6
sha1
f0632ca332ae4c8e4f0af8dcc3e267c345e80c49
sha256
1d0134994b35f03c0320c9534e234625228a7722c1bcf1b7d04692cc48a10f8a
sha512
dc2957c2131100d27976fe88021faf444eb59f7dd5679bb5e8dcc050c7c0722a9ad8cf306acfcc2a14959b8798ae0c839ab55e8edae6ca65ff4bd3649353b77b
ripemd-160
8db8851f90cd9ed7fdfa3c4a3aac71b72d8c2a4c
Diameter
285824262
Circumference
897943401.71692
Area
6.4163502528377E+16
Volume
1.2226323838339E+25
Surface area
2.5665401011351E+17
Circumference
897943401.71692
Perimeter
571648524
Area
20423877186961161
Diagonal
202108273.88784
Surface area
122543263121766966
Volume
2.9188198120709E+24
Space diagonal
247531071.90994
Perimeter
428736393
Area
8.8437982438409E+15
Altitude
123765535.95497
Surface area
8.8437982438409E+15
Volume
3.4398621369616E+23
Height
67369424.62928