126987997 is an odd 9-digits composite number following 126987996
and preceding 126987998 . In scientific notation, it is written as 1.26987997 × 10^8.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 121333680 positive integers (up to 126987997) that are relatively prime to 126987997.
126987997 has 8 divisors, whose sum is 132746240
The reverse of 126987997 is 799789621
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 58
Digital Root 4
Name
one hundred twenty-six million nine hundred eighty-seven thousand nine hundred ninety-seven
Scientific notation
1.26987997 × 10^8
Engineering notation
1.26987997 × 10^6
Prime Factorization
31 × 79 × 51853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
126987997
Product of the distinct prime numbers
The prime factorization of 126987997 is 31 × 79 × 51853.
Since it has a total of 3 prime factors.
1 , 1 , 3 , 25 , 387 , 226 , 6178 , 7525 , 80230 , 5487 , 351228 , 234240 , 5526996 , 7639698 , 66854990 , 5988724 , 425357895 , 677291815 , 1013578593 , 6111132462
n×2
253975994
n×3
380963991
n×4
507951988
n×5
634939985
n÷2
63493998.5
n÷3
42329332.333333
n÷3
31746999.25
n÷5
25397599.4
n2
16125951382072009
n3
2.0478022657287E+24
n4
2.6004630797695E+32
n5
3.3022759777238E+40
2 √n
11268.895109992
3 √n
502.63673349755
4 √n
106.15505221134
5 √n
41.75923504961
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
-126987996
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 126987997 can be divided by 8 positive divisors.
The sum of these divisors (counting 126987997) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100100011010111011011101
3
Ternary
22211221122210011
4
Quaternary
13210122323131
5
Quinary
230002103442
6
Senary
20333443221
8
Octal
744327335
10
Decimal
126987997
12
Duodecimal
36640511
16
Hexadecimal
791aedd
20
Vigesimal
1jdd9jh
36
Base36
23lskd
md5
d4c38c1c551321508e84834c02731f5e
sha1
454c0bce9c615c243fae771ec53d90bbfaa1f186
sha256
d923140ee2d97942e02dbfdbfada50c846d6e7f85de7a5e43190043163b7155f
sha512
bf1f2b4339c4b423fd9deef29ee90d15d4ac61cae96f2a2e516bc0b4f9e3af4c049141dac19291015d0abd60d0aaffb8046e4b2a057894eb8cb21050f43e08cb
ripemd-160
0dba23ef4143109a4279d9a9bc320926202aa938
Diameter
253975994
Circumference
797889116.93857
Area
5.0661170394064E+16
Volume
8.5778140720238E+24
Surface area
2.0264468157625E+17
Circumference
797889116.93857
Perimeter
507951988
Area
16125951382072009
Diagonal
179588147.61599
Surface area
96755708292432054
Volume
2.0478022657287E+24
Space diagonal
219949662.7554
Perimeter
380963991
Area
6.9827417785336E+15
Altitude
109974831.3777
Surface area
6.9827417785336E+15
Volume
2.4133581143766E+23
Height
59862715.871998