155122357 is an odd 9-digits composite number following 155122356
and preceding 155122358 . In scientific notation, it is written as 1.55122357 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 138570480 positive integers (up to 155122357) that are relatively prime to 155122357.
155122357 has 8 divisors, whose sum is 172444160
The reverse of 155122357 is 753221551
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred fifty-five million one hundred twenty-two thousand three hundred fifty-seven
Scientific notation
1.55122357 × 10^8
Engineering notation
1.55122357 × 10^6
Prime Factorization
31 × 13 × 384919
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155122357
Product of the distinct prime numbers
The prime factorization of 155122357 is 31 × 13 × 384919.
Since it has a total of 3 prime factors.
3 , 3 , 2 , 40 , 911 , 124 , 1865 , 5870 , 8718 , 88047 , 206518 , 566348 , 8885887 , 5660404 , 91425977 , 30284200 , 249521751 , 959688822 , 6746922503 , 190724781
n×2
310244714
n×3
465367071
n×4
620489428
n×5
775611785
n÷2
77561178.5
n÷3
51707452.333333
n÷3
38780589.25
n÷5
31024471.4
n2
24062945641235449
n3
3.7327008442313E+24
n4
5.7902535293305E+32
n5
8.9819777509732E+40
2 √n
12454.81260397
3 √n
537.309845265
4 √n
111.60113173248
5 √n
43.464519112994
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
-155122356
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 155122357 can be divided by 8 positive divisors.
The sum of these divisors (counting 155122357) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111101111101010110101
3
Ternary
101210220000212111
4
Quaternary
21033233222311
5
Quinary
304202403412
6
Senary
23220451021
8
Octal
1117575265
10
Decimal
155122357
12
Duodecimal
43b49a71
16
Hexadecimal
93efab5
20
Vigesimal
289a5hh
36
Base36
2kct6d
md5
bb62683df34c50de1408d464c33eaf75
sha1
9c6db0094ebde0f2b01737f6228e157776c36612
sha256
420b93869669cdc026062448a289a39ad3cf63d2a05d60732be0b74ce67e06d7
sha512
da9bb6a5c5ea8c4a21348fcc6aedbcf64e7c4096949ec45bda440473bbf0b406b6d548b0bd1a78543d80f4a932a1befdb7e71b4415023eb705e8158befce50d8
ripemd-160
550540cae053ba1f398126629c076acc51d82d53
Diameter
310244714
Circumference
974662514.31747
Area
7.5595973250236E+16
Volume
1.5635500733714E+25
Surface area
3.0238389300094E+17
Circumference
974662514.31747
Perimeter
620489428
Area
24062945641235449
Diagonal
219376141.09668
Surface area
144377673847412694
Volume
3.7327008442313E+24
Space diagonal
268679803.71384
Perimeter
465367071
Area
1.0419561107597E+16
Altitude
134339901.85692
Surface area
1.0419561107597E+16
Volume
4.3990301318279E+23
Height
73125380.36556