155280249 is an odd 9-digits composite number following 155280248
and preceding 155280250 . In scientific notation, it is written as 1.55280249 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 103277400 positive integers (up to 155280249) that are relatively prime to 155280249.
155280249 has 12 divisors, whose sum is 224819712
The reverse of 155280249 is 942082551
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred fifty-five million two hundred eighty thousand two hundred forty-nine
Scientific notation
1.55280249 × 10^8
Engineering notation
1.55280249 × 10^6
Prime Factorization
3 × 3 × 431 × 40031
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51760083
Product of the distinct prime numbers
The prime factorization of 155280249 is 3 × 3 × 431 × 40031.
Since it has a total of 4 prime factors.
8 , 7 , 27 , 1 , 368 , 830 , 9269 , 1947 , 30135 , 67251 , 884554 , 862628 , 2089649 , 8605755 , 97106090 , 43236778 , 88801479 , 145931017 , 4344150290 , 8292827992
n×2
310560498
n×3
465840747
n×4
621120996
n×5
776401245
n÷2
77640124.5
n÷3
51760083
n÷3
38820062.25
n÷5
31056049.8
n2
24111955729502001
n3
3.744110489554E+24
n4
5.8138640910146E+32
n5
9.0277826370491E+40
2 √n
12461.149585813
3 √n
537.49208454181
4 √n
111.62951932985
5 √n
43.47336362464
1 , 3 , 9 , 431 , 1293 , 3879 , 40031 , 120093 , 360279 , 17253361 , 51760083 , 155280249
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155280248
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155280249 can be divided by 12 positive divisors.
The sum of these divisors (counting 155280249) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010000010110001101111001
3
Ternary
101211012001110100
4
Quaternary
21100112031321
5
Quinary
304222431444
6
Senary
23224110013
8
Octal
1120261571
10
Decimal
155280249
12
Duodecimal
44005309
16
Hexadecimal
9416379
20
Vigesimal
28aa0c9
36
Base36
2kg709
md5
2331670eb5c995018fc19a56e409b96c
sha1
3b49a199ba47eb77f4e904bfe156aefbe01a37dc
sha256
55714f43a041e8209b07b28101b28a1846e497c6ea46052f412f181fc6c7c321
sha512
f325c5833e3b89883616fb18c69d2832fba4a91a449112a02350cfd9b8702d0405ce596e31bc91082a5b6ce529981e2dfa0a1d73bbddbd9f5bc2d241020953db
ripemd-160
805d9bbc98ca22e5b0942d7dcbcbe6e04ae729cf
Diameter
310560498
Circumference
975654579.01199
Area
7.5749942983486E+16
Volume
1.5683293344282E+25
Surface area
3.0299977193394E+17
Circumference
975654579.01199
Perimeter
621120996
Area
24111955729502001
Diagonal
219599434.10447
Surface area
144671734377012006
Volume
3.744110489554E+24
Space diagonal
268953280.67995
Perimeter
465840747
Area
1.0440783098337E+16
Altitude
134476640.33997
Surface area
1.0440783098337E+16
Volume
4.4124765277923E+23
Height
73199811.368157