155229861 is an odd 9-digits composite number following 155229860
and preceding 155229862 . In scientific notation, it is written as 1.55229861 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 101284640 positive integers (up to 155229861) that are relatively prime to 155229861.
155229861 has 8 divisors, whose sum is 211377024
The reverse of 155229861 is 168922551
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred fifty-five million two hundred twenty-nine thousand eight hundred sixty-one
Scientific notation
1.55229861 × 10^8
Engineering notation
1.55229861 × 10^6
Prime Factorization
3 × 47 × 1100921
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155229861
Product of the distinct prime numbers
The prime factorization of 155229861 is 3 × 47 × 1100921.
Since it has a total of 3 prime factors.
5 , 7 , 92 , 71 , 343 , 571 , 337 , 1122 , 81998 , 43030 , 889021 , 631422 , 9762298 , 5060765 , 32936431 , 66168295 , 253617602 , 814469217 , 4998936692 , 7797423780
n×2
310459722
n×3
465689583
n×4
620919444
n×5
776149305
n÷2
77614930.5
n÷3
51743287
n÷3
38807465.25
n÷5
31045972.2
n2
24096309746079321
n3
3.7404668124968E+24
n4
5.80632143379E+32
n5
9.0131446908854E+40
2 √n
12459.127617935
3 √n
537.43394003357
4 √n
111.62046236213
5 √n
43.470541861737
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
-155229860
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 155229861 can be divided by 8 positive divisors.
The sum of these divisors (counting 155229861) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000001001111010100101
3
Ternary
101211002111100010
4
Quaternary
21100021322211
5
Quinary
304214323421
6
Senary
23223040433
8
Octal
1120117245
10
Decimal
155229861
12
Duodecimal
43ba0119
16
Hexadecimal
9409ea5
20
Vigesimal
28a3ed1
36
Base36
2kf44l
md5
ff860ce5a7e3961bc562248c43c9b759
sha1
27645f199a59421c8567ac56f4601d90691c64e6
sha256
5e5f0ddb8cea6803bc158dac3065c8086ff29633f6e87d66de99d24d3b2f07a4
sha512
3fd394bfd44e92a364ec8380f3e9a9dde4b520e1b2515d1fd9d514430e426170393e3d85f1016690ee43164f495b6755e3fcd6f9b391f62ae703b3b772e74752
ripemd-160
080fe278e5ace0805505c8be147cf28a8b135e8c
Diameter
310459722
Circumference
975337981.87073
Area
7.5700789676907E+16
Volume
1.5668030745515E+25
Surface area
3.0280315870763E+17
Circumference
975337981.87073
Perimeter
620919444
Area
24096309746079321
Diagonal
219528174.71149
Surface area
144577858476475926
Volume
3.7404668124968E+24
Space diagonal
268866006.10385
Perimeter
465689583
Area
1.0434008188782E+16
Altitude
134433003.05193
Surface area
1.0434008188782E+16
Volume
4.4081824131996E+23
Height
73176058.237163