122938991 is an odd 9-digits composite number following 122938990
and preceding 122938992 . In scientific notation, it is written as 1.22938991 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 105004368 positive integers (up to 122938991) that are relatively prime to 122938991.
122938991 has 12 divisors, whose sum is 143515512
The reverse of 122938991 is 199839221
Previous prime number is 293
Is Prime? no Number parity odd Number length 9 Sum of Digits 44 Digital Root 8
Name
one hundred twenty-two million nine hundred thirty-eight thousand nine hundred ninety-one
Scientific notation
1.22938991 × 10^8
Engineering notation
1.22938991 × 10^6
Prime Factorization
7 × 7 × 293 × 8563
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
17562713 Product of the distinct prime numbers
The prime factorization of 122938991 is 7 × 7 × 293 × 8563.
Since it has a total of 4 prime factors.
6 , 5 , 94 , 56 , 930 , 919 , 580 , 3790 , 46179 , 13460 , 61738 , 161334 , 3430250 , 628172 , 82765071 , 64994091 , 211492152 , 494072819 , 1989088583 , 9597482445
n×2
245877982
n×3
368816973
n×4
491755964
n×5
614694955
n÷2
61469495.5
n÷3
40979663.666667
n÷3
30734747.75
n÷5
24587798.2
n2
15113995508098081
n3
1.8580993577441E+24
n4
2.2843286021881E+32
n5
2.8083305346544E+40
2 √n11087.78566712
3 √n497.2367449754
4 √n105.29855491468
5 √n41.489473996682
1 , 7 , 49 , 293 , 2051 , 8563 , 14357 , 59941 , 419587 , 2508959 , 17562713 , 122938991
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-122938990 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 122938991 can be divided by 12 positive divisors.
The sum of these divisors (counting 122938991) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010100111110011001101111
3
Ternary
22120022221120222
4
Quaternary
13110332121233
5
Quinary
222433021431
6
Senary
20111001555
8
Octal
724763157
10
Decimal
122938991
12
Duodecimal
352092bb
16
Hexadecimal
753e66f
20
Vigesimal
1i8779b
36
Base36
2170bz
md5
462deb44277ed41ecbf5aabe84e868d1
sha1
f3d344b2adad3c3fc4d2db0b1318bbbfd3f8da07
sha256
d2cb051a0388f71e5863bb7d243152f7b4d2b0920304a94d6679b5ab522bd422
sha512
f6ac57c2acd13fd935e4ff8a4b8f4f98edf7268c4946c8d26b5b25e0704f03c5b1e5b215d710a783328459af8e8aac59c27c8668588066353f7be19b4a5e58fb
ripemd-160
b97cae8606867c8fe50d219ee72ea4c06f985da8
Diameter
245877982
Circumference
772448461.93068
Area
4.748201725463E+16
Volume
7.7831883892384E+24
Surface area
1.8992806901852E+17
Circumference
772448461.93068
Perimeter
491755964
Area
15113995508098081
Diagonal
173861988.41666
Surface area
90683973048588486
Volume
1.8580993577441E+24
Space diagonal
212936578.64325
Perimeter
368816973
Area
6.5445520313484E+15
Altitude
106468289.32163
Surface area
6.5445520313484E+15
Volume
2.1897910932987E+23
Height
57953996.138888