155116621 is an odd 9-digits composite number following 155116620
and preceding 155116622 . In scientific notation, it is written as 1.55116621 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 135717120 positive integers (up to 155116621) that are relatively prime to 155116621.
155116621 has 16 divisors, whose sum is 175613760
The reverse of 155116621 is 126611551
Previous prime number is 433
Is Prime? no Number parity odd Number length 9 Sum of Digits 28 Digital Root 1
Name
one hundred fifty-five million one hundred sixteen thousand six hundred twenty-one
Scientific notation
1.55116621 × 10^8
Engineering notation
1.55116621 × 10^6
Prime Factorization
11 × 29 × 433 × 1123
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
155116621 Product of the distinct prime numbers
The prime factorization of 155116621 is 11 × 29 × 433 × 1123.
Since it has a total of 4 prime factors.
1 , 6 , 24 , 66 , 188 , 942 , 109 , 9181 , 72395 , 46833 , 351625 , 814052 , 1446510 , 3712486 , 3248664 , 90855299 , 641215608 , 657716353 , 9696136041 , 5840347003
n×2
310233242
n×3
465349863
n×4
620466484
n×5
775583105
n÷2
77558310.5
n÷3
51705540.333333
n÷3
38779155.25
n÷5
31023324.2
n2
24061166110457641
n3
3.7322867843739E+24
n4
5.7893971459504E+32
n5
8.9803172290686E+40
2 √n12454.582329408
3 √n537.30322243443
4 √n111.60010004211
5 √n43.46419766846
1 , 11 , 29 , 319 , 433 , 1123 , 4763 , 12353 , 12557 , 32567 , 138127 , 358237 , 486259 , 5348849 , 14101511 , 155116621
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
-155116620 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 155116621 can be divided by 16 positive divisors.
The sum of these divisors (counting 155116621) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001111101110010001001101
3
Ternary
101210212202000001
4
Quaternary
21033232101031
5
Quinary
304202212441
6
Senary
23220404301
8
Octal
1117562115
10
Decimal
155116621
12
Duodecimal
43b46691
16
Hexadecimal
93ee44d
20
Vigesimal
2899bb1
36
Base36
2kcor1
md5
d123a8420c0a621c4592342f7d55aca7
sha1
c990acbfb524617d4272f36de51e6ba2722d1f4e
sha256
d9340e7686b903da1b9b9aecbb713c685688c4a41e358207a53126e36d0a04c1
sha512
da39e9634472c60d328ba764336f32261d9a7bc3a3864eaa997493690f712c6f73ab9a2fb7bdf84fab7a99de7ee4234d043be3d852e475532c8d2cda3b511de4
ripemd-160
22d65f1fd4d74bdc91686c122dcb71b345e137d7
Diameter
310233242
Circumference
974626473.96654
Area
7.5590382689417E+16
Volume
1.5633766323839E+25
Surface area
3.0236153075767E+17
Circumference
974626473.96654
Perimeter
620466484
Area
24061166110457641
Diagonal
219368029.16769
Surface area
144366996662745846
Volume
3.7322867843739E+24
Space diagonal
268669868.67041
Perimeter
465349863
Area
1.0418790548167E+16
Altitude
134334934.3352
Surface area
1.0418790548167E+16
Volume
4.3985421576062E+23
Height
73122676.389229