122912105 is an odd 9-digits composite number following 122912104
and preceding 122912106 . In scientific notation, it is written as 1.22912105 × 10^8.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 98217648 positive integers (up to 122912105) that are relatively prime to 122912105.
122912105 has 8 divisors, whose sum is 147662592
The reverse of 122912105 is 501219221
Previous prime number is 907
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
one hundred twenty-two million nine hundred twelve thousand one hundred five
Scientific notation
1.22912105 × 10^8
Engineering notation
1.22912105 × 10^6
Prime Factorization
5 × 907 × 27103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
122912105
Product of the distinct prime numbers
The prime factorization of 122912105 is 5 × 907 × 27103.
Since it has a total of 3 prime factors.
4 , 2 , 15 , 57 , 637 , 116 , 7429 , 6290 , 30720 , 93233 , 135105 , 616100 , 4586439 , 9057482 , 60087798 , 22655219 , 489893905 , 303413593 , 1203589842 , 619574554
n×2
245824210
n×3
368736315
n×4
491648420
n×5
614560525
n÷2
61456052.5
n÷3
40970701.666667
n÷3
30728026.25
n÷5
24582421
n2
15107385555531025
n3
1.8568805596769E+24
n4
2.2823309832347E+32
n5
2.8052610545609E+40
2 √n
11086.573185615
3 √n
497.20049479503
4 √n
105.29279740616
5 √n
41.487659139441
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
-122912104
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 122912105 can be divided by 8 positive divisors.
The sum of these divisors (counting 122912105) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010100110111110101101001
3
Ternary
22120021120201012
4
Quaternary
13110313311221
5
Quinary
222431141410
6
Senary
20110233305
8
Octal
724676551
10
Decimal
122912105
12
Duodecimal
351b5835
16
Hexadecimal
7537d69
20
Vigesimal
1i84055
36
Base36
216fl5
md5
ca7464cd8b0eefdf25a4cbe004013dce
sha1
83baefcb2f2c9908e3fd461e7efc1b58c33fc2c6
sha256
a904174d9e1c97e9f50855716769aa73994c4f840eba4d3ebff60e323e8e31a1
sha512
a71287bd13283240a4804ebbb3b32bdcc4f2ae7de66795104d00ace40edf0230ece0b4cdcb666906405ac981629fd92f8961e646bc102fc159c21d34243419da
ripemd-160
8875b9ddc5ce12f66e73f486f8d061cb0e0d0155
Diameter
245824210
Circumference
772279532.21051
Area
4.7461251476205E+16
Volume
7.7780830998329E+24
Surface area
1.8984500590482E+17
Circumference
772279532.21051
Perimeter
491648420
Area
15107385555531025
Diagonal
173823965.87083
Surface area
90644313333186150
Volume
1.8568805596769E+24
Space diagonal
212890010.72524
Perimeter
368736315
Area
6.541689837928E+15
Altitude
106445005.36262
Surface area
6.541689837928E+15
Volume
2.1883547260017E+23
Height
57941321.956942