129784645 is an odd 9-digits composite number following 129784644
and preceding 129784646 . In scientific notation, it is written as 1.29784645 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 103827712 positive integers (up to 129784645) that are relatively prime to 129784645.
129784645 has 4 divisors, whose sum is 155741580
The reverse of 129784645 is 546487921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-nine million seven hundred eighty-four thousand six hundred forty-five
Scientific notation
1.29784645 × 10^8
Engineering notation
1.29784645 × 10^6
Prime Factorization
5 × 25956929
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129784645
Product of the distinct prime numbers
The prime factorization of 129784645 is 5 × 25956929.
Since it has a total of 2 prime factors.
10 , 10 , 93 , 84 , 535 , 771 , 9650 , 8717 , 77513 , 89666 , 867052 , 23691 , 9745707 , 3398150 , 27683249 , 5868740 , 697587597 , 784577853 , 8988330704 , 7212879963
n×2
259569290
n×3
389353935
n×4
519138580
n×5
648923225
n÷2
64892322.5
n÷3
43261548.333333
n÷3
32446161.25
n÷5
25956929
n2
16844054077776025
n3
2.186099578845E+24
n4
2.8372215777504E+32
n5
3.6822779525468E+40
2 √n
11392.306395107
3 √n
506.29981788872
4 √n
106.73474783362
5 √n
41.941568002237
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
-129784644
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 129784645 can be divided by 4 positive divisors.
The sum of these divisors (counting 129784645) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111000101101101000101
3
Ternary
100001012202001201
4
Quaternary
13233011231011
5
Quinary
231211102040
6
Senary
20513422501
8
Octal
757055505
10
Decimal
129784645
12
Duodecimal
3756aa31
16
Hexadecimal
7bc5b45
20
Vigesimal
20b31c5
36
Base36
259qh1
md5
7ec5e2bd4930b3f84bd148683c8c47fc
sha1
c515318bf855b56dc2ce3ecffddb0bbb062f219d
sha256
e4d118ff8b6c1dcbf6f8b9e502b8fe717e23e87322c45eaa40bd854a01f5bf8c
sha512
04c10d96e648adf0669690d3a107d817ab69f138457b30e56c0b658d5198aa6bc1f2cf97ae498d74399a42b365c689ec7a0a056f8dee75f08c2efa3168b6e94e
ripemd-160
7170143b816150cb40d7d4b19783c460a1944f1d
Diameter
259569290
Circumference
815460974.56152
Area
5.291715654741E+16
Volume
9.1571125025534E+24
Surface area
2.1166862618964E+17
Circumference
815460974.56152
Perimeter
519138580
Area
16844054077776025
Diagonal
183543205.14678
Surface area
101064324466656150
Volume
2.186099578845E+24
Space diagonal
224793599.18229
Perimeter
389353935
Area
7.2936893670364E+15
Altitude
112396799.59115
Surface area
7.2936893670364E+15
Volume
2.5763430609172E+23
Height
61181068.382259