155705429 is an odd 9-digits composite number following 155705428
and preceding 155705430 . In scientific notation, it is written as 1.55705429 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 139532400 positive integers (up to 155705429) that are relatively prime to 155705429.
155705429 has 16 divisors, whose sum is 172302336
The reverse of 155705429 is 924507551
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-five million seven hundred five thousand four hundred twenty-nine
Scientific notation
1.55705429 × 10^8
Engineering notation
1.55705429 × 10^6
Prime Factorization
11 × 491 × 227 × 127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155705429
Product of the distinct prime numbers
The prime factorization of 155705429 is 11 × 491 × 227 × 127.
Since it has a total of 4 prime factors.
7 , 5 , 2 , 72 , 419 , 447 , 6339 , 98 , 86696 , 65574 , 144229 , 80875 , 3451113 , 4036421 , 90065687 , 61903885 , 472729655 , 533583258 , 2198245608 , 6500825945
n×2
311410858
n×3
467116287
n×4
622821716
n×5
778527145
n÷2
77852714.5
n÷3
51901809.666667
n÷3
38926357.25
n÷5
31141085.8
n2
24244180620074041
n3
3.7749505442021E+24
n4
5.8778029393877E+32
n5
9.1520582825483E+40
2 √n
12478.198147169
3 √n
537.98221473984
4 √n
111.70585547396
5 √n
43.497144876022
1 , 11 , 127 , 227 , 491 , 1397 , 2497 , 5401 , 28829 , 62357 , 111457 , 317119 , 685927 , 1226027 , 14155039 , 155705429
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
-155705428
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 155705429 can be divided by 16 positive divisors.
The sum of these divisors (counting 155705429) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010001111110000001010101
3
Ternary
101211222122200202
4
Quaternary
21101332001111
5
Quinary
304330033204
6
Senary
23241150245
8
Octal
1121760125
10
Decimal
155705429
12
Duodecimal
4418b385
16
Hexadecimal
947e055
20
Vigesimal
28d33b9
36
Base36
2kpb2t
md5
79a780b470a5fdbce163401f8a795fa5
sha1
62e5c9cd853f7648e7e2ecfb0d7948e35cc16bbc
sha256
23a1e8e7047c89a43afbd080d8499e2ca62056e0f4439bffccace1c8c8dde005
sha512
c39ccad9b40e0e548d67a70d83b2ab1c32f1c3405e5ec44e6708f91e52ff27a15c33ce8e9fe35d6991e2016ddad730f084b69db39c8f3e53bd441e5479d6bc53
ripemd-160
81b0955fe8d61c9ca69b2db7c448b21890ae481e
Diameter
311410858
Circumference
978326063.74089
Area
7.6165339728329E+16
Volume
1.5812475863107E+25
Surface area
3.0466135891331E+17
Circumference
978326063.74089
Perimeter
622821716
Area
24244180620074041
Diagonal
220200729.42692
Surface area
145465083720444246
Volume
3.7749505442021E+24
Space diagonal
269689714.04231
Perimeter
467116287
Area
1.0498038155461E+16
Altitude
134844857.02115
Surface area
1.0498038155461E+16
Volume
4.4488218807486E+23
Height
73400243.142307