156668993 is an odd 9-digits composite number following 156668992
and preceding 156668994 . In scientific notation, it is written as 1.56668993 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 143658000 positive integers (up to 156668993) that are relatively prime to 156668993.
156668993 has 8 divisors, whose sum is 169839936
The reverse of 156668993 is 399866651
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred fifty-six million six hundred sixty-eight thousand nine hundred ninety-three
Scientific notation
1.56668993 × 10^8
Engineering notation
1.56668993 × 10^6
Prime Factorization
151 × 13 × 79811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
156668993
Product of the distinct prime numbers
The prime factorization of 156668993 is 151 × 13 × 79811.
Since it has a total of 3 prime factors.
2 , 10 , 16 , 1 , 58 , 628 , 3542 , 5655 , 85498 , 65856 , 427321 , 618992 , 4870072 , 8648722 , 75494497 , 90470149 , 423398623 , 752822637 , 5252777740 , 7135955396
n×2
313337986
n×3
470006979
n×4
626675972
n×5
783344965
n÷2
78334496.5
n÷3
52222997.666667
n÷3
39167248.25
n÷5
31333798.6
n2
24545173367634049
n3
3.8454675945176E+24
n4
6.0246553564721E+32
n5
9.4387668787054E+40
2 √n
12516.748499511
3 √n
539.08967911076
4 √n
111.87827536886
5 √n
43.550847459311
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
-156668992
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 156668993 can be divided by 8 positive divisors.
The sum of these divisors (counting 156668993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010101101001010001000001
3
Ternary
101220210121110022
4
Quaternary
21111221101001
5
Quinary
310101401433
6
Senary
23313543225
8
Octal
1125512101
10
Decimal
156668993
12
Duodecimal
44574b15
16
Hexadecimal
9569441
20
Vigesimal
28j3c9d
36
Base36
2l9ykh
md5
4c221a4186490b85784cc37ce3d555ab
sha1
62e89570ca2474f572efb3002a02f76a1a3e5e7e
sha256
6943d26b502c5691f611902ade58c593790515882eb75291fdacbc205cee5ada
sha512
1377edcffb587622283fd6b55ffdedb56f7df8291de7099b3005fbe57d5d3bfae52222a2826b80065af61660497963ebb4dedf858b7bc3115270f9e097f85a6c
ripemd-160
8d0204aaa79f9d0c28d1b8d50a2110c97c8b11da
Diameter
313337986
Circumference
984380314.90822
Area
7.7110936332847E+16
Volume
1.6107856992739E+25
Surface area
3.0844374533139E+17
Circumference
984380314.90822
Perimeter
626675972
Area
24545173367634049
Diagonal
221563414.70394
Surface area
147271040205804294
Volume
3.8454675945176E+24
Space diagonal
271358655.84665
Perimeter
470006979
Area
1.0628371838332E+16
Altitude
135679327.92333
Surface area
1.0628371838332E+16
Volume
4.5319270215276E+23
Height
73854471.567979