245129439 is an odd 9-digits composite number following 245129438
and preceding 245129440 . In scientific notation, it is written as 2.45129439 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 163140056 positive integers (up to 245129439) that are relatively prime to 245129439.
245129439 has 8 divisors, whose sum is 327398400
The reverse of 245129439 is 934921542
Previous prime number is 587
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
two hundred forty-five million one hundred twenty-nine thousand four hundred thirty-nine
Scientific notation
2.45129439 × 10^8
Engineering notation
2.45129439 × 10^6
Prime Factorization
3 × 587 × 139199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
245129439
Product of the distinct prime numbers
The prime factorization of 245129439 is 3 × 587 × 139199.
Since it has a total of 3 prime factors.
1 , 8 , 56 , 92 , 630 , 219 , 1789 , 920 , 73208 , 83610 , 154585 , 885512 , 1285859 , 8974130 , 14975075 , 96349458 , 716512019 , 640216981 , 3722642511 , 9098442415
n×2
490258878
n×3
735388317
n×4
980517756
n×5
1225647195
n÷2
122564719.5
n÷3
81709813
n÷3
61282359.75
n÷5
49025887.8
n2
60088441864454721
n3
1.4729446044618E+25
n4
3.610620845698E+33
n5
8.8506946234765E+41
2 √n
15656.610073704
3 √n
625.84265133804
4 √n
125.12637641083
5 √n
47.62983689021
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
-245129438
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 245129439 can be divided by 8 positive divisors.
The sum of these divisors (counting 245129439) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100111000110000011011111
3
Ternary
122002020212101010
4
Quaternary
32213012003133
5
Quinary
1000223120224
6
Senary
40153550303
8
Octal
1647060337
10
Decimal
245129439
12
Duodecimal
6a115393
16
Hexadecimal
e9c60df
20
Vigesimal
3gc13bj
36
Base36
41xz33
md5
4c2253da95d59b2c056bfb8209d75497
sha1
04b62d803168e054c31885d067de560b720f676a
sha256
159f93cbae744f552b97af133dcd506e989ae45531232531e8689b647e0403ea
sha512
f443999a78b362566babd1a25d1b44b7f4b0007ba83eca2ce195c40c2c1c08cf17199879c7b7f2c530a519a514471b18ebc3e736523283dbc6800a346b314eb2
ripemd-160
140df34cc6c21a164e565cbe2f4ec1c2a76f37c9
Diameter
490258878
Circumference
1540193689.482
Area
1.8877340752703E+17
Volume
6.1698559313625E+25
Surface area
7.5509363010811E+17
Circumference
1540193689.482
Perimeter
980517756
Area
60088441864454721
Diagonal
346665377.17071
Surface area
360530651186728326
Volume
1.4729446044618E+25
Space diagonal
424576642.77886
Perimeter
735388317
Area
2.6019058564221E+16
Altitude
212288321.38943
Surface area
2.6019058564221E+16
Volume
1.7358818635451E+24
Height
115555125.72357