122912 is an even 6-digits composite number following 122911
and preceding 122913 . In scientific notation, it is written as 1.22912 × 10^5.
The sum of its digits is 17. It has a total of 7 prime factors and 24 positive divisors.
There are 58432 positive integers (up to 122912) that are relatively prime to 122912.
122912 has 24 divisors, whose sum is 254016
The reverse of 122912 is 219221
Previous prime number is 23
Is Prime? no
Number parity even
Number length 6
Sum of Digits 17
Digital Root 8
Name
one hundred twenty-two thousand nine hundred twelve
Scientific notation
1.22912 × 10^5
Engineering notation
1.22912 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 2 × 23 × 167
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
7682
Product of the distinct prime numbers
The prime factorization of 122912 is 2 × 2 × 2 × 2 × 2 × 23 × 167.
Since it has a total of 7 prime factors.
8 , 8 , 11 , 43 , 989 , 493 , 7597 , 2748 , 47221 , 86593 , 700233 , 472490 , 1623514 , 8592711 , 38924553 , 90294412 , 412970848 , 244789680 , 8709417447 , 7441152910
n×2
245824
n×3
368736
n×4
491648
n×5
614560
n÷2
61456
n÷3
40970.666666667
n÷3
30728
n÷5
24582.4
n2
15107359744
n3
1856875800854528
n4
2.2823231843463E+20
n5
2.8052490723437E+25
2 √n
350.58807737857
3 √n
49.720035321401
4 √n
18.723997366443
5 √n
10.421227026238
1 , 2 , 4 , 8 , 16 , 23 , 32 , 46 , 92 , 167 , 184 , 334 , 368 , 668 , 736 , 1336 , 2672 , 3841 , 5344 , 7682 , 15364 , 30728 , 61456 , 122912
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-122911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 122912 can be divided by 24 positive divisors.
The sum of these divisors (counting 122912) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110000000100000
3
Ternary
20020121022
4
Quaternary
132000200
5
Quinary
12413122
6
Senary
2345012
8
Octal
360040
10
Decimal
122912
12
Duodecimal
5b168
16
Hexadecimal
1e020
20
Vigesimal
f75c
36
Base36
2mu8
md5
64e52fa4bb47c4b0957cffc0f827725d
sha1
71e3931d018f344b0a8488a4c7660cdfdbc9ade1
sha256
b0e5e5a3f57c5f9eeb98298338de3f596a2ce62060bb3c73f9a49cd3ea8ee4c9
sha512
c1161c13f2e3b5d4ec6cbb991e05ae84844d394e91bf9c5122cd2f0b1c48da3bc5edb591f54a2ffb4fcb25f19994c483ec8328f6b98ba2f39c574c470993db5a
ripemd-160
3f4686afe8767be74c19cc277c6587a712431ca2
Diameter
245824
Circumference
772278.87247606
Area
47461170386.889
Volume
7.7780631661243E+15
Surface area
189844681547.55
Circumference
772278.87247606
Perimeter
491648
Area
15107359744
Diagonal
173823.8173784
Surface area
90644158464
Volume
1856875800854528
Space diagonal
212889.82885991
Perimeter
368736
Area
6541678661.2072
Altitude
106444.91442995
Surface area
6541678661.2072
Volume
2.1883491176757E+14
Height
57941.272459467