126987157 is an odd 9-digits composite number following 126987156
and preceding 126987158 . In scientific notation, it is written as 1.26987157 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 115090800 positive integers (up to 126987157) that are relatively prime to 126987157.
126987157 has 8 divisors, whose sum is 138953952
The reverse of 126987157 is 751789621
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-six million nine hundred eighty-seven thousand one hundred fifty-seven
Scientific notation
1.26987157 × 10^8
Engineering notation
1.26987157 × 10^6
Prime Factorization
11 × 331 × 34877
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
126987157
Product of the distinct prime numbers
The prime factorization of 126987157 is 11 × 331 × 34877.
Since it has a total of 3 prime factors.
9 , 1 , 40 , 7 , 471 , 713 , 1559 , 4528 , 20673 , 85134 , 530805 , 920424 , 4819907 , 9309605 , 58784724 , 5666750 , 940226437 , 357822675 , 5316025468 , 1227143193
n×2
253974314
n×3
380961471
n×4
507948628
n×5
634935785
n÷2
63493578.5
n÷3
42329052.333333
n÷3
31746789.25
n÷5
25397431.4
n2
16125738042942649
n3
2.0477616286E+24
n4
2.6003942742961E+32
n5
3.3021667597194E+40
2 √n
11268.857839196
3 √n
502.63562521489
4 √n
106.15487666234
5 √n
41.759179803679
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
-126987156
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 126987157 can be divided by 8 positive divisors.
The sum of these divisors (counting 126987157) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100100011010101110010101
3
Ternary
22211221121122001
4
Quaternary
13210122232111
5
Quinary
230002042112
6
Senary
20333435301
8
Octal
744325625
10
Decimal
126987157
12
Duodecimal
3663bb31
16
Hexadecimal
791ab95
20
Vigesimal
1jdd7hh
36
Base36
23lrx1
md5
18e2278fdf60a1686c2dd6f2bc1b07d5
sha1
6f82924362283babd4659c6ed10c5b2e41b5cf22
sha256
8b3f841d039bd16403bdb25063f5b80de99e51429a214f057ebcaba720596651
sha512
7681bc7707a93f3afc268d39da9d87d0ac730e4d1e7e2160b7ad3c24b093f710d85329d02478f9d8a7c71290474e9f7eb6f16f3e051571b06b758ede2673d74f
ripemd-160
ae4fb35062e914072161bb40cd3ed185f2b88a59
Diameter
253974314
Circumference
797883839.06291
Area
5.0660500169422E+16
Volume
8.5776438516172E+24
Surface area
2.0264200067769E+17
Circumference
797883839.06291
Perimeter
507948628
Area
16125738042942649
Diagonal
179586959.6766
Surface area
96754428257655894
Volume
2.0477616286E+24
Space diagonal
219948207.83273
Perimeter
380961471
Area
6.9826493999807E+15
Altitude
109974103.91636
Surface area
6.9826493999807E+15
Volume
2.4133102230612E+23
Height
59862319.892201