126021931 is an odd 9-digits composite number following 126021930
and preceding 126021932 . In scientific notation, it is written as 1.26021931 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 108018792 positive integers (up to 126021931) that are relatively prime to 126021931.
126021931 has 4 divisors, whose sum is 144025072
The reverse of 126021931 is 139120621
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-six million twenty-one thousand nine hundred thirty-one
Scientific notation
1.26021931 × 10^8
Engineering notation
1.26021931 × 10^6
Prime Factorization
7 × 18003133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
126021931
Product of the distinct prime numbers
The prime factorization of 126021931 is 7 × 18003133.
Since it has a total of 2 prime factors.
8 , 5 , 10 , 100 , 413 , 969 , 4386 , 6163 , 17183 , 14782 , 284038 , 912095 , 7147396 , 3410840 , 85017245 , 62915613 , 153652701 , 695236 , 430310839 , 3960465626
n×2
252043862
n×3
378065793
n×4
504087724
n×5
630109655
n÷2
63010965.5
n÷3
42007310.333333
n÷3
31505482.75
n÷5
25204386.2
n2
15881527092968761
n3
2.0014207114847E+24
n4
2.522229028047E+32
n5
3.1785617253874E+40
2 √n
11225.9490022
3 √n
501.35887822098
4 √n
105.95257902571
5 √n
41.695503825666
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
-126021930
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 126021931 can be divided by 4 positive divisors.
The sum of these divisors (counting 126021931) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100000101111000100101011
3
Ternary
22210010120120221
4
Quaternary
13200233010223
5
Quinary
224230200211
6
Senary
20301030511
8
Octal
740570453
10
Decimal
126021931
12
Duodecimal
36255437
16
Hexadecimal
782f12b
20
Vigesimal
1j7cegb
36
Base36
231357
md5
c798e95d495c68b736cb3411526cd21b
sha1
1289210b57cb097f3d86b7f807948871a88d2356
sha256
9f443cd789ef14de3d9e08a0c2d8eea73fd290d34e3f4367cf815d0c7879165a
sha512
bfe0092fff02aae67e3206d389b9773a892ab48be7a2e231f7cfa6bfeba18f9096f5b861901541eb4bd3819ddc184e7fd54f32f14e22430901943005481db0a3
ripemd-160
f67e6945574f45bd00348c4d18230c45ef614f97
Diameter
252043862
Circumference
791819145.2416
Area
4.9893288843058E+16
Volume
8.3835314719239E+24
Surface area
1.9957315537223E+17
Circumference
791819145.2416
Perimeter
504087724
Area
15881527092968761
Diagonal
178221923.97665
Surface area
95289162557812566
Volume
2.0014207114847E+24
Space diagonal
218276387.35994
Perimeter
378065793
Area
6.8769029567009E+15
Altitude
109138193.67997
Surface area
6.8769029567009E+15
Volume
2.3586969284968E+23
Height
59407307.992215