155372261 is an odd 9-digits composite number following 155372260
and preceding 155372262 . In scientific notation, it is written as 1.55372261 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 140793120 positive integers (up to 155372261) that are relatively prime to 155372261.
155372261 has 8 divisors, whose sum is 170042304
The reverse of 155372261 is 162273551
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred fifty-five million three hundred seventy-two thousand two hundred sixty-one
Scientific notation
1.55372261 × 10^8
Engineering notation
1.55372261 × 10^6
Prime Factorization
11 × 313 × 45127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155372261
Product of the distinct prime numbers
The prime factorization of 155372261 is 11 × 313 × 45127.
Since it has a total of 3 prime factors.
10 , 5 , 17 , 52 , 477 , 132 , 7071 , 5815 , 10382 , 29394 , 674438 , 828624 , 3710715 , 8699779 , 23053765 , 43130410 , 777577434 , 915544287 , 8315876914 , 165567894
n×2
310744522
n×3
466116783
n×4
621489044
n×5
776861305
n÷2
77686130.5
n÷3
51790753.666667
n÷3
38843065.25
n÷5
31074452.2
n2
24140539488252121
n3
3.7507702020495E+24
n4
5.8276564678386E+32
n5
9.0545616173936E+40
2 √n
12464.840993771
3 √n
537.59822801855
4 √n
111.64605229819
5 √n
43.478514470794
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
-155372260
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 155372261 can be divided by 8 positive divisors.
The sum of these divisors (counting 155372261) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000101100101011100101
3
Ternary
101211100201200012
4
Quaternary
21100230223211
5
Quinary
304233403021
6
Senary
23230100005
8
Octal
1120545345
10
Decimal
155372261
12
Duodecimal
4404a605
16
Hexadecimal
942cae5
20
Vigesimal
28b1ad1
36
Base36
2ki605
md5
ec9def9f91226216a4096fe3849a9cb8
sha1
bf81b4f79deef1bfa981cdbdc126739599f1286f
sha256
e08309624a3b52e8a56ae7a807481d5d74e06fa46cf855b518d020113c74ead8
sha512
2ab5ac5d8dc83f6d81015940f2dbed26a47ab502bd0be24e4e152d7b6cce48b52b01425686cdce48dbd1062815c4cf69cdb1aefe4ea73cda6bce13610c12ef74
ripemd-160
dbfa515e10503ed54b3cc6eb211780e13784fc05
Diameter
310744522
Circumference
976232707.45847
Area
7.5839741509987E+16
Volume
1.571118948275E+25
Surface area
3.0335896603995E+17
Circumference
976232707.45847
Perimeter
621489044
Area
24140539488252121
Diagonal
219729558.72277
Surface area
144843236929512726
Volume
3.7507702020495E+24
Space diagonal
269112650.13885
Perimeter
466116783
Area
1.0453160228944E+16
Altitude
134556325.06943
Surface area
1.0453160228944E+16
Volume
4.4203250742361E+23
Height
73243186.240924