129287797 is an odd 9-digits composite number following 129287796
and preceding 129287798 . In scientific notation, it is written as 1.29287797 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 129239116 positive integers (up to 129287797) that are relatively prime to 129287797.
129287797 has 4 divisors, whose sum is 129336480
The reverse of 129287797 is 797782921
Previous prime number is 2819
Is Prime? no Number parity odd Number length 9 Sum of Digits 52 Digital Root 7
Name
one hundred twenty-nine million two hundred eighty-seven thousand seven hundred ninety-seven
Scientific notation
1.29287797 × 10^8
Engineering notation
1.29287797 × 10^6
Prime Factorization
2819 × 45863
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129287797 Product of the distinct prime numbers
The prime factorization of 129287797 is 2819 × 45863.
Since it has a total of 2 prime factors.
1 , 2 , 22 , 3 , 46 , 522 , 7525 , 4218 , 40641 , 8517 , 873993 , 290391 , 5117449 , 9090344 , 69616873 , 42704497 , 332043484 , 622119799 , 3507551986 , 175767734
n×2
258575594
n×3
387863391
n×4
517151188
n×5
646438985
n÷2
64643898.5
n÷3
43095932.333333
n÷3
32321949.25
n÷5
25857559.4
n2
16715334453113209
n3
2.1610887675612E+24
n4
2.7940240587943E+32
n5
3.6123321532652E+40
2 √n11370.47918955
3 √n505.65291100625
4 √n106.63244904601
5 √n41.909406157834
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
-129287796 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 129287797 can be divided by 4 positive divisors.
The sum of these divisors (counting 129287797) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101001100011001110101
3
Ternary
100000021111111221
4
Quaternary
13231030121311
5
Quinary
231044202142
6
Senary
20455030341
8
Octal
755143165
10
Decimal
129287797
12
Duodecimal
3736b3b1
16
Hexadecimal
7b4c675
20
Vigesimal
2080j9h
36
Base36
24z33p
md5
b9e9485bbdd422f489b41dcf6363c6ef
sha1
bb1ca05e90eaadbee4d2ba0d598cd5b9f70750fb
sha256
ab522466d8a813eeec46f3bdc0f40b3408d4e43e93b8fc27a7f825def184c15b
sha512
428dec325687522b34c9d6ee177243341a96f3956a8561c4c31fe1b09a423af43455ad6a975b915c3849c50d2a0ce483f2d77d731ed845c971b54d1598550753
ripemd-160
e2515a139aaf21b5d668ef70de7295fc0907ea10
Diameter
258575594
Circumference
812339186.50802
Area
5.2512771920197E+16
Volume
9.0523474612343E+24
Surface area
2.1005108768079E+17
Circumference
812339186.50802
Perimeter
517151188
Area
16715334453113209
Diagonal
182840555.96674
Surface area
100292006718679254
Volume
2.1610887675612E+24
Space diagonal
223933033.20265
Perimeter
387863391
Area
7.2379521345747E+15
Altitude
111966516.60133
Surface area
7.2379521345747E+15
Volume
2.5468675371477E+23
Height
60946851.988913