55156985 is an odd 8-digits composite number following 55156984
and preceding 55156986 . In scientific notation, it is written as 5.5156985 × 10^7.
The sum of its digits is 44. It has a total of 5 prime factors and 24 positive divisors.
There are 39287808 positive integers (up to 55156985) that are relatively prime to 55156985.
55156985 has 24 divisors, whose sum is 73895640
The reverse of 55156985 is 58965155
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
fifty-five million one hundred fifty-six thousand nine hundred eighty-five
Scientific notation
5.5156985 × 10^7
Engineering notation
5.5156985 × 10^6
Prime Factorization
5 × 13 × 29 × 29 × 1009
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1901965
Product of the distinct prime numbers
The prime factorization of 55156985 is 5 × 13 × 29 × 29 × 1009.
Since it has a total of 5 prime factors.
6 , 9 , 80 , 42 , 337 , 691 , 760 , 1495 , 75942 , 16200 , 615434 , 94535 , 687088 , 9524621 , 82528812 , 72946396 , 579878936 , 146069115 , 4832003093 , 6189544816
n×2
110313970
n×3
165470955
n×4
220627940
n×5
275784925
n÷2
27578492.5
n÷3
18385661.666667
n÷3
13789246.25
n÷5
11031397
n2
3042292994290225
n3
1.6780370905167E+23
n4
9.2555466631074E+30
n5
5.1050804846381E+38
2 √n
7426.7748720424
3 √n
380.65672449104
4 √n
86.178737934843
5 √n
35.34435850897
1 , 5 , 13 , 29 , 65 , 145 , 377 , 841 , 1009 , 1885 , 4205 , 5045 , 10933 , 13117 , 29261 , 54665 , 65585 , 146305 , 380393 , 848569 , 1901965 , 4242845 , 11031397 , 55156985
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55156984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55156985 can be divided by 24 positive divisors.
The sum of these divisors (counting 55156985) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11010010011010000011111001
3
Ternary
10211210021011022
4
Quaternary
3102122003321
5
Quinary
103110010420
6
Senary
5250112225
8
Octal
322320371
10
Decimal
55156985
12
Duodecimal
1657b675
16
Hexadecimal
349a0f9
20
Vigesimal
h4ec95
36
Base36
wu7eh
md5
ae6a9235a9779283e49c20de647ecc64
sha1
03fd680ad3c53b3c690a5482625020e5ad01df80
sha256
1a4ad210b96b0b480d30ba8dfa7ad4013a2ee10abdbc739982cefd6da4becc40
sha512
882aec309fbef048b6a5c8c4005d9a25118eae97e2bfa467bfba7a90ba561f6f1c4725abcb1a5e79086ec45cef7bc36cd0156cd34dcc166e6a73402c5524bdf2
ripemd-160
00aa015a3295853199a84316cdd6b9636310a0ca
Diameter
110313970
Circumference
346561557.74032
Area
9.5576453209299E+15
Volume
7.0289453280247E+23
Surface area
3.8230581283719E+16
Circumference
346561557.74032
Perimeter
220627940
Area
3042292994290225
Diagonal
78003756.246609
Surface area
18253757965741350
Volume
1.6780370905167E+23
Space diagonal
95534700.412314
Perimeter
165470955
Area
1.3173515094054E+15
Altitude
47767350.206157
Surface area
1.3173515094054E+15
Volume
1.9775856763115E+22
Height
26001252.082203