122920385 is an odd 9-digits composite number following 122920384
and preceding 122920386 . In scientific notation, it is written as 1.22920385 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 84288240 positive integers (up to 122920385) that are relatively prime to 122920385.
122920385 has 8 divisors, whose sum is 168576576
The reverse of 122920385 is 583029221
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-two million nine hundred twenty thousand three hundred eighty-five
Scientific notation
1.22920385 × 10^8
Engineering notation
1.22920385 × 10^6
Prime Factorization
5 × 7 × 3512011
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
122920385
Product of the distinct prime numbers
The prime factorization of 122920385 is 5 × 7 × 3512011.
Since it has a total of 3 prime factors.
6 , 8 , 99 , 28 , 881 , 379 , 4316 , 2294 , 68774 , 91260 , 589736 , 850655 , 4713001 , 1784665 , 12972844 , 39928837 , 755744603 , 471929878 , 4600095669 , 1289882858
n×2
245840770
n×3
368761155
n×4
491681540
n×5
614601925
n÷2
61460192.5
n÷3
40973461.666667
n÷3
30730096.25
n÷5
24584077
n2
15109421048548225
n3
1.8572558524147E+24
n4
2.2829460442231E+32
n5
2.8062060669013E+40
2 √n
11086.946604002
3 √n
497.21165921657
4 √n
105.29457062927
5 √n
41.488218089369
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
-122920384
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 122920385 can be divided by 8 positive divisors.
The sum of these divisors (counting 122920385) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010100111001110111000001
3
Ternary
22120022000001212
4
Quaternary
13110321313001
5
Quinary
222431423020
6
Senary
20110335505
8
Octal
724716701
10
Decimal
122920385
12
Duodecimal
351ba595
16
Hexadecimal
7539dc1
20
Vigesimal
1i850j5
36
Base36
216lz5
md5
06fc4fb895bc179805b1605d248b49f3
sha1
d6c48c25bf6550904e7afea2f3e4c698f9818962
sha256
a40347d674b4c49b817bbc14aa040849fbf04d5c5c66d14e94efaa335d804e49
sha512
0fe0efcfe9d3b5208e3079e9e3524a4f00ae6bd0de22e570f9c2d3e4069be73b1feb01e46e6a0f4b32587e0155b2322e54bd83848233cfc20caad95135733e77
ripemd-160
529ac26d1254659adf0390c185c1c5d72ac375f4
Diameter
245840770
Circumference
772331556.98486
Area
4.7467646166114E+16
Volume
7.7796551223767E+24
Surface area
1.8987058466446E+17
Circumference
772331556.98486
Perimeter
491681540
Area
15109421048548225
Diagonal
173835675.55912
Surface area
90656526291289350
Volume
1.8572558524147E+24
Space diagonal
212904352.10593
Perimeter
368761155
Area
6.542571232259E+15
Altitude
106452176.05296
Surface area
6.542571232259E+15
Volume
2.1887970127347E+23
Height
57945225.186374