157788129 is an odd 9-digits composite number following 157788128
and preceding 157788130 . In scientific notation, it is written as 1.57788129 × 10^8.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 105192084 positive integers (up to 157788129) that are relatively prime to 157788129.
157788129 has 4 divisors, whose sum is 210384176
The reverse of 157788129 is 921887751
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-seven million seven hundred eighty-eight thousand one hundred twenty-nine
Scientific notation
1.57788129 × 10^8
Engineering notation
1.57788129 × 10^6
Prime Factorization
3 × 52596043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157788129
Product of the distinct prime numbers
The prime factorization of 157788129 is 3 × 52596043.
Since it has a total of 2 prime factors.
5 , 7 , 32 , 31 , 268 , 867 , 8753 , 683 , 20796 , 49517 , 459000 , 178704 , 5175632 , 3831800 , 67361014 , 15065054 , 704262484 , 17036347 , 846039807 , 7110196707
n×2
315576258
n×3
473364387
n×4
631152516
n×5
788940645
n÷2
78894064.5
n÷3
52596043
n÷3
39447032.25
n÷5
31557625.8
n2
24897093653320641
n3
3.9284658250952E+24
n4
6.1986527238222E+32
n5
9.7807381561266E+40
2 √n
12561.374486894
3 √n
540.37026389434
4 √n
112.07753783383
5 √n
43.612889922308
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157788128
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157788129 can be divided by 4 positive divisors.
The sum of these divisors (counting 157788129) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011001111010011111100001
3
Ternary
101222220110121210
4
Quaternary
21121322133201
5
Quinary
310343210004
6
Senary
23353540333
8
Octal
1131723741
10
Decimal
157788129
12
Duodecimal
44a146a9
16
Hexadecimal
967a7e1
20
Vigesimal
2963a69
36
Base36
2lxy3l
md5
7687be145db83a6608890ce09b8bcfe2
sha1
3fd9d7dbf0d4c7f3863eb65ef33ee2901d6ed52f
sha256
c1636eefc9cab602b78e4f5153223e83bcb7e026d044990bf48d3678d05a7bc8
sha512
26fa102eb99272b2852d38312b819b030b8df354a5bd37107ba99d6146c066a4ee2491fca7f1bd4b7465ae3e4dffc189facec3975a2ff51d05c5062d2909e4dc
ripemd-160
df03e4410521b0357262dab9bc393e8bda8a7dbd
Diameter
315576258
Circumference
991412053.78016
Area
7.8216526517009E+16
Volume
1.6455519167997E+25
Surface area
3.1286610606804E+17
Circumference
991412053.78016
Perimeter
631152516
Area
24897093653320641
Diagonal
223146112.01328
Surface area
149382561919923846
Volume
3.9284658250952E+24
Space diagonal
273297056.25923
Perimeter
473364387
Area
1.0780757792088E+16
Altitude
136648528.12962
Surface area
1.0780757792088E+16
Volume
4.6297413743074E+23
Height
74382037.337758