137831287 is an odd 9-digits composite number following 137831286
and preceding 137831288 . In scientific notation, it is written as 1.37831287 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 120980160 positive integers (up to 137831287) that are relatively prime to 137831287.
137831287 has 8 divisors, whose sum is 155546640
The reverse of 137831287 is 782138731
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred thirty-seven million eight hundred thirty-one thousand two hundred eighty-seven
Scientific notation
1.37831287 × 10^8
Engineering notation
1.37831287 × 10^6
Prime Factorization
11 × 29 × 432073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
137831287
Product of the distinct prime numbers
The prime factorization of 137831287 is 11 × 29 × 432073.
Since it has a total of 3 prime factors.
2 , 3 , 12 , 80 , 772 , 695 , 1478 , 7093 , 78108 , 95033 , 156998 , 89621 , 1506465 , 9893750 , 25554708 , 6324082 , 889766907 , 319872110 , 9916851212 , 6273085463
n×2
275662574
n×3
413493861
n×4
551325148
n×5
689156435
n÷2
68915643.5
n÷3
45943762.333333
n÷3
34457821.75
n÷5
27566257.4
n2
18997463676076369
n3
2.6184448682094E+24
n4
3.6090362612384E+32
n5
4.9743811271616E+40
2 √n
11740.157026207
3 √n
516.55424766501
4 √n
108.35200517852
5 √n
42.449205117863
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
-137831286
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 137831287 can be divided by 8 positive divisors.
The sum of these divisors (counting 137831287) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001101110010001101110111
3
Ternary
100121100112222111
4
Quaternary
20031302031313
5
Quinary
240241100122
6
Senary
21402111451
8
Octal
1015621567
10
Decimal
137831287
12
Duodecimal
3a1ab587
16
Hexadecimal
8372377
20
Vigesimal
2318i47
36
Base36
2a27av
md5
23d8182711a69482d06976567688da98
sha1
2f82ee1bb44d2490d9ead67fa02954f167bed9ed
sha256
1f1ca84eeae3a5ebb438edb777fff6321fea873d54bca94bfcdf16b16fb923d8
sha512
18ee84616878a848621dab887f4da12eafdc54b6da06f6e1d4f8b5e87e50a64c3c3a0e9e38e5195d8d127f2d317d043064dfe0d40191f72be679bd9ab688790d
ripemd-160
0327431fce0879e046d476c19c2aa4dfe291de16
Diameter
275662574
Circumference
866019517.34805
Area
5.96822923216E+16
Volume
1.0968116215729E+25
Surface area
2.387291692864E+17
Circumference
866019517.34805
Perimeter
551325148
Area
18997463676076369
Diagonal
194922875.39474
Surface area
113984782056458214
Volume
2.6184448682094E+24
Space diagonal
238730791.95661
Perimeter
413493861
Area
8.2261430754771E+15
Altitude
119365395.9783
Surface area
8.2261430754771E+15
Volume
3.0858668707899E+23
Height
64974291.798246