155115631 is an odd 9-digits composite number following 155115630
and preceding 155115632 . In scientific notation, it is written as 1.55115631 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 137797920 positive integers (up to 155115631) that are relatively prime to 155115631.
155115631 has 16 divisors, whose sum is 173122560
The reverse of 155115631 is 136511551
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred fifty-five million one hundred fifteen thousand six hundred thirty-one
Scientific notation
1.55115631 × 10^8
Engineering notation
1.55115631 × 10^6
Prime Factorization
11 × 79 × 103 × 1733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155115631
Product of the distinct prime numbers
The prime factorization of 155115631 is 11 × 79 × 103 × 1733.
Since it has a total of 4 prime factors.
2 , 7 , 51 , 8 , 649 , 305 , 5284 , 9143 , 4650 , 83437 , 494957 , 250110 , 3787250 , 1835780 , 31524644 , 8269811 , 339031029 , 63503270 , 7627697750 , 8318457505
n×2
310231262
n×3
465346893
n×4
620462524
n×5
775578155
n÷2
77557815.5
n÷3
51705210.333333
n÷3
38778907.75
n÷5
31023126.2
n2
24060858980528161
n3
3.7322153231666E+24
n4
5.7892493488086E+32
n5
8.9800306575679E+40
2 √n
12454.542584937
3 √n
537.30207935615
4 √n
111.5999219755
5 √n
43.464142188054
1 , 11 , 79 , 103 , 869 , 1133 , 1733 , 8137 , 19063 , 89507 , 136907 , 178499 , 1505977 , 1963489 , 14101421 , 155115631
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
-155115630
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 155115631 can be divided by 16 positive divisors.
The sum of these divisors (counting 155115631) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001111101110000001101111
3
Ternary
101210212200122101
4
Quaternary
21033232001233
5
Quinary
304202200011
6
Senary
23220355531
8
Octal
1117560157
10
Decimal
155115631
12
Duodecimal
43b45ba7
16
Hexadecimal
93ee06f
20
Vigesimal
289991b
36
Base36
2kcnzj
md5
153f194a7b7f4d86d9bad9f9251a6544
sha1
4298f4f34a9ab896c7e8d8e4a851c2edd62ad107
sha256
18eb5a5d990d730e0e77da6f80d075d200b717f52e6578f0955679d9bfe83855
sha512
5d66e46c7770713e253b12572552bcd17f302042cdb102f5df66229264fcac62dc87b0f22f9ecb1c02aab87bd5743a52608589e94bfcc4aa919b004ce99ab341
ripemd-160
ceea1be0293a7fb8ed673799e35c9b7fcce20c9a
Diameter
310231262
Circumference
974620253.61309
Area
7.5589417812287E+16
Volume
1.5633466987834E+25
Surface area
3.0235767124915E+17
Circumference
974620253.61309
Perimeter
620462524
Area
24060858980528161
Diagonal
219366629.09626
Surface area
144365153883168966
Volume
3.7322153231666E+24
Space diagonal
268668153.94011
Perimeter
465346893
Area
1.0418657557006E+16
Altitude
134334076.97005
Surface area
1.0418657557006E+16
Volume
4.3984579397658E+23
Height
73122209.698754