142912137 is an odd 9-digits composite number following 142912136
and preceding 142912138 . In scientific notation, it is written as 1.42912137 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 92951040 positive integers (up to 142912137) that are relatively prime to 142912137.
142912137 has 16 divisors, whose sum is 195253632
The reverse of 142912137 is 731219241
Previous prime number is 71
Is Prime? no Number parity odd Number length 9 Sum of Digits 30 Digital Root 3
Name
one hundred forty-two million nine hundred twelve thousand one hundred thirty-seven
Scientific notation
1.42912137 × 10^8
Engineering notation
1.42912137 × 10^6
Prime Factorization
97 × 3 × 71 × 6917
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
142912137 Product of the distinct prime numbers
The prime factorization of 142912137 is 97 × 3 × 71 × 6917.
Since it has a total of 4 prime factors.
1 , 5 , 51 , 71 , 169 , 835 , 5253 , 3076 , 86059 , 91918 , 39731 , 921866 , 557268 , 1437644 , 58002679 , 76632699 , 286334058 , 990060031 , 759268256 , 1734983837
n×2
285824274
n×3
428736411
n×4
571648548
n×5
714560685
n÷2
71456068.5
n÷3
47637379
n÷3
35728034.25
n÷5
28582427.4
n2
20423878901906769
n3
2.9188201797007E+24
n4
4.1713482939975E+32
n5
5.9613629886649E+40
2 √n11954.586442031
3 √n522.82503009584
4 √n109.33703143049
5 √n42.75764947924
1 , 3 , 71 , 97 , 213 , 291 , 6887 , 6917 , 20661 , 20751 , 491107 , 670949 , 1473321 , 2012847 , 47637379 , 142912137
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
-142912136 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 142912137 can be divided by 16 positive divisors.
The sum of these divisors (counting 142912137) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100001001010101010001001
3
Ternary
100221220200121010
4
Quaternary
20201022222021
5
Quinary
243041142022
6
Senary
22103034133
8
Octal
1041125211
10
Decimal
142912137
12
Duodecimal
3ba3b949
16
Hexadecimal
884aa89
20
Vigesimal
24d406h
36
Base36
2d33pl
md5
bbd3a592f3765ba7d5c86952206bbfff
sha1
2c928409011466bbf2c523878af43f1d07fae871
sha256
b3801246601782685e623c46df0abc39b3d9f22c5411316d8c037ca7df91dec8
sha512
04eb8418572eb1ea6c80dbca1946af0cdbca27ddadca580e4ae87dcb62237c3b9bf346c1187ae84346df0f6d7923c493bef90329a382500456727a5dea8179ce
ripemd-160
98e8a817746be010f4e26365bb24f48cb0c1b8eb
Diameter
285824274
Circumference
897943439.41604
Area
6.4163507916038E+16
Volume
1.2226325378263E+25
Surface area
2.5665403166415E+17
Circumference
897943439.41604
Perimeter
571648548
Area
20423878901906769
Diagonal
202108282.37312
Surface area
122543273411440614
Volume
2.9188201797007E+24
Space diagonal
247531082.30224
Perimeter
428736411
Area
8.8437989864341E+15
Altitude
123765541.15112
Surface area
8.8437989864341E+15
Volume
3.4398625702175E+23
Height
67369427.457707