126996921 is an odd 9-digits composite number following 126996920
and preceding 126996922 . In scientific notation, it is written as 1.26996921 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 84664608 positive integers (up to 126996921) that are relatively prime to 126996921.
126996921 has 4 divisors, whose sum is 141107700
The reverse of 126996921 is 129699621
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-six million nine hundred ninety-six thousand nine hundred twenty-one
Scientific notation
1.26996921 × 10^8
Engineering notation
1.26996921 × 10^6
Prime Factorization
9 × 14110769
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
126996921
Product of the distinct prime numbers
The prime factorization of 126996921 is 9 × 14110769.
Since it has a total of 2 prime factors.
10 , 6 , 60 , 23 , 870 , 926 , 8151 , 288 , 903 , 73376 , 916952 , 204394 , 4618104 , 2933160 , 46081704 , 63541900 , 68816350 , 128171502 , 152247773 , 207418552
n×2
253993842
n×3
380990763
n×4
507987684
n×5
634984605
n÷2
63498460.5
n÷3
42332307
n÷3
31749230.25
n÷5
25399384.2
n2
16128217943480241
n3
2.0482340200389E+24
n4
2.601194140324E+32
n5
3.3034364674439E+40
2 √n
11269.291060222
3 √n
502.64850737972
4 √n
106.15691715674
5 √n
41.759821953801
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
-126996920
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 126996921 can be divided by 4 positive divisors.
The sum of these divisors (counting 126996921) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100100011101000110111001
3
Ternary
22211222010000200
4
Quaternary
13210131012321
5
Quinary
230002400141
6
Senary
20333552413
8
Octal
744350671
10
Decimal
126996921
12
Duodecimal
36645709
16
Hexadecimal
791d1b9
20
Vigesimal
1jdec61
36
Base36
23lzg9
md5
d464f501eddfa9c302ab833b0bfce50b
sha1
3728673ddd11b55acfdf007f7e7ff20eb222f84e
sha256
b6a2cdccb8a1165bb2725cedf8e968213ca41dbe7ffa46b29e98f2be4c2e5a74
sha512
4bd21638ddc3f7597991e13757fc3189afc5c6975ddf8820b546cedcd70a5735d8a65f34a2500b3cdd59b7f6613d0c673ae8c01bb8c4eec9cdef6d49f52c9f2e
ripemd-160
65e3c46795b14550adf9b1acc8675bfc34a8080e
Diameter
253993842
Circumference
797945188.08425
Area
5.0668291006733E+16
Volume
8.5796226002494E+24
Surface area
2.0267316402693E+17
Circumference
797945188.08425
Perimeter
507987684
Area
16128217943480241
Diagonal
179600768.05782
Surface area
96769307660881446
Volume
2.0482340200389E+24
Space diagonal
219965119.57681
Perimeter
380990763
Area
6.983723228413E+15
Altitude
109982559.78841
Surface area
6.983723228413E+15
Volume
2.4138669417109E+23
Height
59866922.685942