129578072 is an even 9-digits composite number following 129578071
and preceding 129578073 . In scientific notation, it is written as 1.29578072 × 10^8.
The sum of its digits is 41. It has a total of 5 prime factors and 16 positive divisors.
There are 59805216 positive integers (up to 129578072) that are relatively prime to 129578072.
129578072 has 16 divisors, whose sum is 261648240
The reverse of 129578072 is 270875921
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million five hundred seventy-eight thousand seventy-two
Scientific notation
1.29578072 × 10^8
Engineering notation
1.29578072 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 1245943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32394518
Product of the distinct prime numbers
The prime factorization of 129578072 is 2 × 2 × 2 × 13 × 1245943.
Since it has a total of 5 prime factors.
10 , 1 , 74 , 27 , 635 , 914 , 8038 , 5805 , 99955 , 24451 , 631152 , 821693 , 4891501 , 4367455 , 65588026 , 10562367 , 795540410 , 655056647 , 1439757134 , 2090637051
n×2
259156144
n×3
388734216
n×4
518312288
n×5
647890360
n÷2
64789036
n÷3
43192690.666667
n÷3
32394518
n÷5
25915614.4
n2
16790476743237184
n3
2.1756776043495E+24
n4
2.8192010926519E+32
n5
3.6530664216612E+40
2 √n
11383.236446635
3 √n
506.03105622631
4 √n
106.69225110867
5 √n
41.928208152381
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 1245943 , 2491886 , 4983772 , 9967544 , 16197259 , 32394518 , 64789036 , 129578072
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129578071
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129578072 can be divided by 16 positive divisors.
The sum of these divisors (counting 129578072) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101110010011010001011000
3
Ternary
100000211020200212
4
Quaternary
13232103101120
5
Quinary
231132444242
6
Senary
20505150252
8
Octal
756232130
10
Decimal
129578072
12
Duodecimal
3748b388
16
Hexadecimal
7b93458
20
Vigesimal
209h53c
36
Base36
255b2w
md5
1b42e7cbca02abd0dd7a7e08dede0170
sha1
be2562e917bbd66eae3e1711410a5ff8caa08425
sha256
610089315701887e71e8107df597f6a2abf95471d09a284b463d19e5c1d70e9a
sha512
4f9fd3c3bba428562f60cc2ce8609e4fc33a8769c4af54430ac3e2ef9eb59ca502bb7a522ad277e00cf164baeebf58db8d780722205627bfc9ee96cbb2f03d07
ripemd-160
39fff146fedab48780c24ddc746a9fa9d376ed70
Diameter
259156144
Circumference
814163038.12306
Area
5.2748838386824E+16
Volume
9.1134570378724E+24
Surface area
2.109953535473E+17
Circumference
814163038.12306
Perimeter
518312288
Area
16790476743237184
Diagonal
183251066.80856
Surface area
100742860459423104
Volume
2.1756776043495E+24
Space diagonal
224435804.25082
Perimeter
388734216
Area
7.2704897006476E+15
Altitude
112217902.12541
Surface area
7.2704897006476E+15
Volume
2.5640606461854E+23
Height
61083688.936186