55291257 is an odd 8-digits composite number following 55291256
and preceding 55291258 . In scientific notation, it is written as 5.5291257 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 20 positive divisors.
There are 31593240 positive integers (up to 55291257) that are relatively prime to 55291257.
55291257 has 20 divisors, whose sum is 86837376
The reverse of 55291257 is 75219255
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
fifty-five million two hundred ninety-one thousand two hundred fifty-seven
Scientific notation
5.5291257 × 10^7
Engineering notation
5.5291257 × 10^6
Prime Factorization
3 × 21 × 7 × 7 × 17911
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
7898751
Product of the distinct prime numbers
The prime factorization of 55291257 is 3 × 21 × 7 × 7 × 17911.
Since it has a total of 5 prime factors.
8 , 10 , 8 , 54 , 339 , 259 , 9495 , 7024 , 6704 , 34525 , 433433 , 690884 , 601395 , 5034483 , 55606846 , 70540016 , 805438854 , 327808750 , 7885051798 , 4286669400
n×2
110582514
n×3
165873771
n×4
221165028
n×5
276456285
n÷2
27645628.5
n÷3
18430419
n÷3
13822814.25
n÷5
11058251.4
n2
3057123100640049
n3
1.6903217903813E+23
n4
9.346001652467E+30
n5
5.1675217928898E+38
2 √n
7435.8091019068
3 √n
380.96535944797
4 √n
86.23113765866
5 √n
35.36154996093
1 , 3 , 7 , 21 , 49 , 63 , 147 , 441 , 1029 , 3087 , 17911 , 53733 , 125377 , 376131 , 877639 , 1128393 , 2632917 , 7898751 , 18430419 , 55291257
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55291256
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55291257 can be divided by 20 positive divisors.
The sum of these divisors (counting 55291257) is 1, the average is 0.05.
Base
System
Value
2
Binary
11010010111010110101111001
3
Ternary
10212001002100100
4
Quaternary
3102322311321
5
Quinary
103123310012
6
Senary
5253030013
8
Octal
322726571
10
Decimal
55291257
12
Duodecimal
16625309
16
Hexadecimal
34bad79
20
Vigesimal
h5b82h
36
Base36
wx309
md5
13eb951eae486ed52400dbb0118e05d7
sha1
4fc4c2fde76791e9fac0cd955473d9a64b44f4fc
sha256
b042a65b41926094d5372db5e79cd4edef278352b10ce6ce8ec0536a74cf7364
sha512
ea439c0ef199d1c85b0f86d78b87aef7e38778ab6eee45226f7b49f602cf221b785b895a87cbb0281f9b54c54bec879dffc3927c8415be4c6e66c0f05020b88c
ripemd-160
ced7e6d13bdb071d0d6611e40c4fccecc64383a8
Diameter
110582514
Circumference
347405213.59789
Area
9.6042354740904E+15
Volume
7.080403358486E+23
Surface area
3.8416941896362E+16
Circumference
347405213.59789
Perimeter
221165028
Area
3057123100640049
Diagonal
78193645.530056
Surface area
18342738603840294
Volume
1.6903217903813E+23
Space diagonal
95767266.338348
Perimeter
165873771
Area
1.3237731338253E+15
Altitude
47883633.169174
Surface area
1.3237731338253E+15
Volume
1.9920633339433E+22
Height
26064548.510019