122945139 is an odd 9-digits composite number following 122945138
and preceding 122945140 . In scientific notation, it is written as 1.22945139 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 76731648 positive integers (up to 122945139) that are relatively prime to 122945139.
122945139 has 16 divisors, whose sum is 145411200
The reverse of 122945139 is 931549221
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-two million nine hundred forty-five thousand one hundred thirty-nine
Scientific notation
1.22945139 × 10^8
Engineering notation
1.22945139 × 10^6
Prime Factorization
9 × 17 × 197 × 4079
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
122945139
Product of the distinct prime numbers
The prime factorization of 122945139 is 9 × 17 × 197 × 4079.
Since it has a total of 4 prime factors.
5 , 10 , 86 , 57 , 673 , 226 , 6115 , 2435 , 97017 , 3778 , 730001 , 631470 , 1737420 , 9259494 , 36902112 , 67910836 , 430658085 , 591657799 , 5114863625 , 8752099255
n×2
245890278
n×3
368835417
n×4
491780556
n×5
614725695
n÷2
61472569.5
n÷3
40981713
n÷3
30736284.75
n÷5
24589027.8
n2
15115507203729321
n3
1.858378134218E+24
n4
2.2847855802599E+32
n5
2.8090328075025E+40
2 √n
11088.062905666
3 √n
497.24503353253
4 √n
105.29987134686
5 √n
41.489888954023
1 , 9 , 17 , 153 , 197 , 1773 , 3349 , 4079 , 30141 , 36711 , 69343 , 624087 , 803563 , 7232067 , 13660571 , 122945139
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-122945138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 122945139 can be divided by 16 positive divisors.
The sum of these divisors (counting 122945139) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010100111111111001110011
3
Ternary
22120100021000200
4
Quaternary
13110333321303
5
Quinary
222433221024
6
Senary
20111050243
8
Octal
724777163
10
Decimal
122945139
12
Duodecimal
35210983
16
Hexadecimal
753fe73
20
Vigesimal
1i882gj
36
Base36
21752r
md5
704086386f6abbbd181f8430fbd251f9
sha1
cfa1b9f361e4aba0f91dfc78f9f55276113fdabe
sha256
c7fcb423f7b5aded61525f132346fb30301a40c1256644cae0aecad6fbb5a4b7
sha512
4e5511e0704a5340d5afae4913bb49ced4de86d3d16c8b691d7d24f6cae97a4986637dda5122aa5a1c030c6b8533268a757a74dcf6e6de2ee928665321a36d0d
ripemd-160
d28ac88bffe9bae78d3c833aaa1523747b946d33
Diameter
245890278
Circumference
772487090.95395
Area
4.748676638652E+16
Volume
7.7843561254016E+24
Surface area
1.8994706554608E+17
Circumference
772487090.95395
Perimeter
491780556
Area
15115507203729321
Diagonal
173870683.00165
Surface area
90693043222375926
Volume
1.858378134218E+24
Space diagonal
212947227.29162
Perimeter
368835417
Area
6.5452066147581E+15
Altitude
106473613.64581
Surface area
6.5452066147581E+15
Volume
2.1901196345239E+23
Height
57956894.333882