155478968 is an even 9-digits composite number following 155478967
and preceding 155478969 . In scientific notation, it is written as 1.55478968 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 8 positive divisors.
There are 77739480 positive integers (up to 155478968) that are relatively prime to 155478968.
155478968 has 8 divisors, whose sum is 291523080
The reverse of 155478968 is 869874551
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred fifty-five million four hundred seventy-eight thousand nine hundred sixty-eight
Scientific notation
1.55478968 × 10^8
Engineering notation
1.55478968 × 10^6
Prime Factorization
2 × 2 × 2 × 19434871
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38869742
Product of the distinct prime numbers
The prime factorization of 155478968 is 2 × 2 × 2 × 19434871.
Since it has a total of 4 prime factors.
10 , 7 , 59 , 7 , 457 , 848 , 4708 , 5037 , 90243 , 39273 , 133276 , 331111 , 613169 , 9905665 , 88892093 , 41742817 , 851935968 , 65254435 , 9380384019 , 3437597156
n×2
310957936
n×3
466436904
n×4
621915872
n×5
777394840
n÷2
77739484
n÷3
51826322.666667
n÷3
38869742
n÷5
31095793.6
n2
24173709490345024
n3
3.7585034042907E+24
n4
5.843682305236E+32
n5
9.0856969413795E+40
2 √n
12469.120578453
3 √n
537.72127093112
4 √n
111.66521651102
5 √n
43.484484890247
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
-155478967
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 155478968 can be divided by 8 positive divisors.
The sum of these divisors (counting 155478968) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010001000110101110111000
3
Ternary
101211120011001022
4
Quaternary
21101012232320
5
Quinary
304300311333
6
Senary
23232242012
8
Octal
1121065670
10
Decimal
155478968
12
Duodecimal
440a0308
16
Hexadecimal
9446bb8
20
Vigesimal
28beh88
36
Base36
2kkgc8
md5
e6e612733270a54ea8bf285067941373
sha1
ca070b91750899d94d2a1ddfd497dbb0d3f928be
sha256
cf30faad87c16229ec3a3fc774eb5a15fe57884c25a5f36f12768824ba0c28ed
sha512
7e18830abb6905bcb60b6b22e1abfc0ca22d2af3a3ff3c03789e04fe43e23567fa7bcffb77e5b5589fcecb3cd2479df7c8a7e1889a1b44f0167aae23434505f1
ripemd-160
6b5fb74ce51cca1d5e384ee1e821c1dffbfc3f73
Diameter
310957936
Circumference
976903167.31305
Area
7.5943948144882E+16
Volume
1.5743582244549E+25
Surface area
3.0377579257953E+17
Circumference
976903167.31305
Perimeter
621915872
Area
24173709490345024
Diagonal
219880465.20937
Surface area
145042256942070144
Volume
3.7585034042907E+24
Space diagonal
269297472.08438
Perimeter
466436904
Area
1.0467523261172E+16
Altitude
134648736.04219
Surface area
1.0467523261172E+16
Volume
4.4294387404777E+23
Height
73293488.403124