122181857 is an odd 9-digits composite number following 122181856
and preceding 122181858 . In scientific notation, it is written as 1.22181857 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 104626224 positive integers (up to 122181857) that are relatively prime to 122181857.
122181857 has 8 divisors, whose sum is 139771200
The reverse of 122181857 is 758181221
Previous prime number is 1109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-two million one hundred eighty-one thousand eight hundred fifty-seven
Scientific notation
1.22181857 × 10^8
Engineering notation
1.22181857 × 10^6
Prime Factorization
7 × 1109 × 15739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
122181857
Product of the distinct prime numbers
The prime factorization of 122181857 is 7 × 1109 × 15739.
Since it has a total of 3 prime factors.
10 , 10 , 89 , 63 , 688 , 43 , 4306 , 779 , 11913 , 94156 , 745438 , 193713 , 8813753 , 4042083 , 2139666 , 42521144 , 240515975 , 774409087 , 63707917 , 5695329246
n×2
244363714
n×3
366545571
n×4
488727428
n×5
610909285
n÷2
61090928.5
n÷3
40727285.666667
n÷3
30545464.25
n÷5
24436371.4
n2
14928406179968449
n3
1.8239803891188E+24
n4
2.2285731107412E+32
n5
2.7229120113063E+40
2 √n
11053.590231233
3 √n
496.21387893856
4 √n
105.13605580976
5 √n
41.438244093461
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
-122181856
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 122181857 can be divided by 8 positive divisors.
The sum of these divisors (counting 122181857) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010010000101100011100001
3
Ternary
22111220110222222
4
Quaternary
13102011203201
5
Quinary
222234304412
6
Senary
20042440425
8
Octal
722054341
10
Decimal
122181857
12
Duodecimal
34b03115
16
Hexadecimal
74858e1
20
Vigesimal
1i3cech
36
Base36
20qs4h
md5
e724597bd54a3159b9397ea17f642c4b
sha1
696768ace86701e22a7c63ad41bb89b2ba89bf9a
sha256
da5f895510eacda9f8d538f2fd0c02335ab3cb0626f06287416c779d7dfd79a3
sha512
40f5534151754a53a82effbec632c562960fe5dad64c0c1b49d241a4f7784e3fd640efa3dd729db528d8f5affa6c93fa1d6d31d81f0dc22b51985fdc3a93beb2
ripemd-160
ebdd8486e9f5ce6bdb6de5082f6e8ab9fe97d14f
Diameter
244363714
Circumference
767691248.70632
Area
4.6898971184793E+16
Volume
7.6402711876634E+24
Surface area
1.8759588473917E+17
Circumference
767691248.70632
Perimeter
488727428
Area
14928406179968449
Diagonal
172791239.24533
Surface area
89570437079810694
Volume
1.8239803891188E+24
Space diagonal
211625184.08712
Perimeter
366545571
Area
6.4641894949326E+15
Altitude
105812592.04356
Surface area
6.4641894949326E+15
Volume
2.149581503162E+23
Height
57597079.748443