137291281 is an odd 9-digits composite number following 137291280
and preceding 137291282 . In scientific notation, it is written as 1.37291281 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 132862500 positive integers (up to 137291281) that are relatively prime to 137291281.
137291281 has 4 divisors, whose sum is 141720064
The reverse of 137291281 is 182192731
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred thirty-seven million two hundred ninety-one thousand two hundred eighty-one
Scientific notation
1.37291281 × 10^8
Engineering notation
1.37291281 × 10^6
Prime Factorization
31 × 4428751
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
137291281
Product of the distinct prime numbers
The prime factorization of 137291281 is 31 × 4428751.
Since it has a total of 2 prime factors.
3 , 6 , 90 , 57 , 163 , 303 , 6637 , 4148 , 90589 , 43622 , 108549 , 598308 , 1184047 , 6893369 , 11982374 , 44603751 , 800344449 , 356116516 , 2610202210 , 7832873445
n×2
274582562
n×3
411873843
n×4
549165124
n×5
686456405
n÷2
68645640.5
n÷3
45763760.333333
n÷3
34322820.25
n÷5
27458256.2
n2
18848895838620961
n3
2.5877890551198E+24
n4
3.5528087433518E+32
n5
4.8776966352277E+40
2 √n
11717.136211549
3 √n
515.87876611208
4 √n
108.24572144685
5 √n
42.415890717106
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
-137291280
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 137291281 can be divided by 4 positive divisors.
The sum of these divisors (counting 137291281) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001011101110011000010001
3
Ternary
100120100010020021
4
Quaternary
20023232120101
5
Quinary
240121310111
6
Senary
21342343441
8
Octal
1013563021
10
Decimal
137291281
12
Duodecimal
39b8ab81
16
Hexadecimal
82ee611
20
Vigesimal
22i1841
36
Base36
29qmmp
md5
d83e3f483b4f77e92668091a60ba1db6
sha1
b274633fde8b9ba65c7b2b20b8b19671f115f1c8
sha256
fca826913cf65dd8437989284ff493a7c68e376b76d6bca502c50c1608b0e0a7
sha512
fa1f25d7f7d4dafe9c1c2180998b7ae4430965db1925e2885707fb245400b34e4f8102445ee1240fb3771666e1234ab2be74c651fbe76a77d1b91c4f0a359d79
ripemd-160
2f6d5d35d598dd5394083636b887e27d0cc12ecc
Diameter
274582562
Circumference
862626559.58306
Area
5.9215552694891E+16
Volume
1.0839705446139E+25
Surface area
2.3686221077956E+17
Circumference
862626559.58306
Perimeter
549165124
Area
18848895838620961
Diagonal
194159191.58578
Surface area
113093375031725766
Volume
2.5877890551198E+24
Space diagonal
237795474.12822
Perimeter
411873843
Area
8.1618113147663E+15
Altitude
118897737.06411
Surface area
8.1618113147663E+15
Volume
3.0497386485926E+23
Height
64719730.528592